KH-4A (original) (raw)

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KH-4A

Part of WS-117

KH-4A 1037
Credit: Manufacturer Image

American military surveillance satellite. Early US reconnaissance satellite. Carried two 'J-1' panoramic cameras, with a focal length of 61 cm, and a ground resolution of 2.7 m. Reconnaissance, photo (film return type) satellite built by Lockheed for USAF, USA. Launched 1963 - 1969.

Status: Operational 1963. First Launch: 1963-08-25. Last Launch: 1969-09-22. Number: 70 . Gross mass: 2,000 kg (4,400 lb).

Ground swath was 19.7 km x 267 km. Also carried a 1.5 inch index camera, with a focal length of 38 mm, a ground resolution of 162 m, and frame coverage of 308 km x 308 km.

More at: KH-4A.

Family: Military surveillance sat, Surveillance, Surveillance orbit. Country: USA. Engines: Star 12. Launch Vehicles: Thor, Delta, Thor SLV-2A Agena D, Thorad SLV-2G Agena D. Launch Sites: Vandenberg, Vandenberg SLC2E, Vandenberg SLC1W, Vandenberg SLC1E, Vandenberg SLC2W, Vandenberg SLC3W. Agency: USAF, Lockheed. Bibliography: 126, 172, 2, 279, 6, 6621, 12720.

1963 August 25 - . 00:30 GMT - . Launch Site: Vandenberg. Launch Complex: Vandenberg SLC1W. LV Family: Thor. Launch Vehicle: Thor SLV-2A Agena D.

KH-4A 1001 - . Payload: KH-4A s/n 1001 / Agena D 1162 / OPS 1419. Mass: 1,500 kg (3,300 lb). Nation: USA. Agency: CIA, NRO. Class: Surveillance. Type: Military surveillance satellite. Spacecraft Bus: WS-117. Spacecraft: KH-4A. Decay Date: 1963-09-12 . USAF Sat Cat: 636 . COSPAR: 1963-034A. Apogee: 320 km (190 mi). Perigee: 161 km (100 mi). Inclination: 75.00 deg. Period: 89.40 min. KH-4A. First mission of KH-4A. Some film was fogged. Two buckets but 1001-2 was never recovered..

1963 September 23 - . 23:00 GMT - . Launch Site: Vandenberg. Launch Complex: Vandenberg SLC2W. LV Family: Thor. Launch Vehicle: Thor SLV-2A Agena D.

KH-4A 1002 - . Payload: KH-4A s/n 1002 / Agena D 1163 / OPS 1353. Mass: 1,500 kg (3,300 lb). Nation: USA. Agency: CIA, NRO. Class: Surveillance. Type: Military surveillance satellite. Spacecraft Bus: WS-117. Spacecraft: KH-4A. Decay Date: 1963-10-12 . USAF Sat Cat: 668 . COSPAR: 1963-037A. Apogee: 442 km (274 mi). Perigee: 162 km (100 mi). Inclination: 74.80 deg. Period: 90.60 min. KH-4A. Severe light leaks, 1002-2 never recovered, indefinite postponement of KH-4A series..

1964 February 15 - . 21:38 GMT - . Launch Site: Vandenberg. Launch Complex: Vandenberg SLC1W. LV Family: Thor. Launch Vehicle: Thor SLV-2A Agena D.

KH-4A 1004 - . Payload: KH-4A s/n 1004 / Agena D 1174 / OPS 3444. Mass: 1,590 kg (3,500 lb). Nation: USA. Agency: CIA, NRO. Class: Surveillance. Type: Military surveillance satellite. Spacecraft Bus: WS-117. Spacecraft: KH-4A. Decay Date: 1964-03-09 . USAF Sat Cat: 752 . COSPAR: 1964-008A. Apogee: 429 km (266 mi). Perigee: 172 km (106 mi). Inclination: 74.90 deg. Period: 90.50 min. KH-4A. Main cameras operated satisfactorily. Minor degradations due to static and light leaks..

1964 March 24 - . 22:22 GMT - . Launch Site: Vandenberg. Launch Complex: Vandenberg SLC3W. LV Family: Thor. Launch Vehicle: Thor SLV-2A Agena D. FAILURE: Failure. Failed Stage: U.

KH-4A 1003 - . Payload: KH-4A s/n 1003. Mass: 1,500 kg (3,300 lb). Nation: USA. Agency: USAF. Class: Surveillance. Type: Military surveillance satellite. Spacecraft Bus: WS-117. Spacecraft: KH-4A. Decay Date: 1964-03-24 . KH-4A. Mission failed..
ORBIS 1 - . Payload: ORBIS 1. Mass: 2,000 kg (4,400 lb). Nation: USA. Agency: USAF. Spacecraft Bus: WS-117. Spacecraft: KH-4A.
SRV 630 - . Payload: SRV 1003-2. Mass: 2,000 kg (4,400 lb). Nation: USA. Agency: USAF. Spacecraft Bus: WS-117. Spacecraft: KH-4A.
SRV 631 - . Payload: SRV 1003-1. Mass: 2,000 kg (4,400 lb). Nation: USA. Agency: USAF. Spacecraft Bus: WS-117. Spacecraft: KH-4A.

1964 April 27 - . 23:23 GMT - . Launch Site: Vandenberg. Launch Complex: Vandenberg SLC1W. LV Family: Thor. Launch Vehicle: Thor SLV-2A Agena D.

KH-4A 1005 - . Payload: KH-4A s/n 1005 / Agena D 1604 / OPS 2921. Mass: 1,500 kg (3,300 lb). Nation: USA. Agency: CIA, NRO. Class: Surveillance. Type: Military surveillance satellite. Spacecraft Bus: WS-117. Spacecraft: KH-4A. Decay Date: 1964-05-26 . USAF Sat Cat: 796 . COSPAR: 1964-022A. Apogee: 445 km (276 mi). Perigee: 175 km (108 mi). Inclination: 79.90 deg. Period: 90.80 min. KH-4A. Mission failed. Recovery vehicle impacted in Venezuela..

1964 June 4 - . 22:59 GMT - . Launch Site: Vandenberg. Launch Complex: Vandenberg SLC3W. LV Family: Thor. Launch Vehicle: Thor SLV-2A Agena D.

KH-4A 1006 - . Payload: KH-4A s/n 1006 / Agena D 1176 / OPS 3483. Mass: 1,500 kg (3,300 lb). Nation: USA. Agency: CIA, NRO. Class: Surveillance. Type: Military surveillance satellite. Spacecraft Bus: WS-117. Spacecraft: KH-4A. Decay Date: 1964-06-18 . USAF Sat Cat: 802 . COSPAR: 1964-027A. Apogee: 429 km (266 mi). Perigee: 149 km (92 mi). Inclination: 80.00 deg. Period: 90.30 min. KH-4A. Highest quality imagery attained to date from the KH-4 system..

1964 June 19 - . 23:18 GMT - . Launch Site: Vandenberg. Launch Complex: Vandenberg SLC2E. LV Family: Thor. Launch Vehicle: Thor SLV-2A Agena D.

KH-4A 1007 - . Payload: KH-4A s/n 1007 / Agena D 1609 / OPS 3754. Mass: 1,500 kg (3,300 lb). Nation: USA. Agency: CIA, NRO. Class: Surveillance. Type: Military surveillance satellite. Spacecraft Bus: WS-117. Spacecraft: KH-4A. Decay Date: 1964-07-16 . USAF Sat Cat: 814 . COSPAR: 1964-032A. Apogee: 451 km (280 mi). Perigee: 180 km (110 mi). Inclination: 85.00 deg. Period: 90.90 min. KH-4A. Out-of-focus area on some film..

1964 July 10 - . 23:15 GMT - . Launch Site: Vandenberg. Launch Complex: Vandenberg SLC3W. LV Family: Thor. Launch Vehicle: Thor SLV-2A Agena D.

KH-4A 1008 - . Payload: KH-4A s/n 1008 / Agena D 1117 / OPS 3491. Mass: 1,500 kg (3,300 lb). Nation: USA. Agency: CIA, NRO. Class: Surveillance. Type: Military surveillance satellite. Spacecraft Bus: WS-117. Spacecraft: KH-4A. Decay Date: 1964-08-06 . USAF Sat Cat: 828 . COSPAR: 1964-037A. Apogee: 346 km (214 mi). Perigee: 173 km (107 mi). Inclination: 84.90 deg. Period: 89.70 min. KH-4A. Cameras operated satisfactorily, some light leaks..

1964 August 5 - . 23:15 GMT - . Launch Site: Vandenberg. Launch Complex: Vandenberg SLC1W. LV Family: Thor. Launch Vehicle: Thor SLV-2A Agena D.

KH-4A 1009 - . Payload: KH-4A s/n 1009 / Agena D 1605 / OPS 3042. Mass: 1,540 kg (3,390 lb). Nation: USA. Agency: CIA, NRO. Class: Surveillance. Type: Military surveillance satellite. Spacecraft Bus: WS-117. Spacecraft: KH-4A. Decay Date: 1964-09-01 . USAF Sat Cat: 846 . COSPAR: 1964-043A. Apogee: 436 km (270 mi). Perigee: 182 km (113 mi). Inclination: 80.00 deg. Period: 90.70 min. KH-4A. Cameras operated successfully..

1964 September 14 - . 22:53 GMT - . Launch Site: Vandenberg. Launch Complex: Vandenberg SLC3W. LV Family: Thor. Launch Vehicle: Thor SLV-2A Agena D.

KH-4A 1010 - . Payload: KH-4A s/n 1010 / Agena D 1178 / OPS 3497. Mass: 1,330 kg (2,930 lb). Nation: USA. Agency: CIA, NRO. Class: Surveillance. Type: Military surveillance satellite. Spacecraft Bus: WS-117. Spacecraft: KH-4A. Decay Date: 1964-10-06 . USAF Sat Cat: 882 . COSPAR: 1964-056A. Apogee: 455 km (282 mi). Perigee: 174 km (108 mi). Inclination: 84.90 deg. Period: 90.90 min. KH-4A. Small out of focus areas on both cameras at random times throughout the mission..

1964 October 5 - . 21:50 GMT - . Launch Site: Vandenberg. Launch Complex: Vandenberg SLC1W. LV Family: Thor. Launch Vehicle: Thor SLV-2A Agena D.

KH-4A 1011 - . Payload: KH-4A s/n 1011 / Agena D 1170 / OPS 3333. Mass: 1,500 kg (3,300 lb). Nation: USA. Agency: CIA, NRO. Class: Surveillance. Type: Military surveillance satellite. Spacecraft Bus: WS-117. Spacecraft: KH-4A. Decay Date: 1964-10-26 . USAF Sat Cat: 890 . COSPAR: 1964-061A. Apogee: 440 km (270 mi). Perigee: 182 km (113 mi). Inclination: 80.00 deg. Period: 90.80 min.
The 100th Thor/Agena, a Thrust Augmented Thor/Agena D (421/1170) was launched from Vandenberg AFB by the 6595th ATWg. KH-4A. Primary mode of recovery failed on second portion of the mission (1011-2). Small out of focus areas present at random on both cameras.

1964 October 17 - . 22:02 GMT - . Launch Site: Vandenberg. Launch Complex: Vandenberg SLC3W. LV Family: Thor. Launch Vehicle: Thor SLV-2A Agena D.

KH-4A 1012 - . Payload: KH-4A s/n 1012 / Agena D 1179 / OPS 3559. Mass: 1,500 kg (3,300 lb). Nation: USA. Agency: CIA, NRO. Class: Surveillance. Type: Military surveillance satellite. Spacecraft Bus: WS-117. Spacecraft: KH-4A. Decay Date: 1964-11-04 . USAF Sat Cat: 911 . COSPAR: 1964-067A. Apogee: 416 km (258 mi). Perigee: 189 km (117 mi). Inclination: 75.00 deg. Period: 90.60 min. KH-4A. Vehicle attitude became erratic on the second portion of the mission necessitating an early recovery..

1964 November 2 - . 21:30 GMT - . Launch Site: Vandenberg. Launch Complex: Vandenberg SLC1W. LV Family: Thor. Launch Vehicle: Thor SLV-2A Agena D.

KH-4A 1013 - . Payload: KH-4A s/n 1013 - Agena D 1173 / OPS 5434. Mass: 1,500 kg (3,300 lb). Nation: USA. Agency: USAF. Class: Surveillance. Type: Military surveillance satellite. Spacecraft Bus: WS-117. Spacecraft: KH-4A. Decay Date: 1964-11-28 . USAF Sat Cat: 921 . COSPAR: 1964-071A. Apogee: 210 km (130 mi). Perigee: 181 km (112 mi). Inclination: 51.20 deg. Period: 88.40 min. KH-4A. Program anomaly occurred immediately after launch when both cameras operated for 417 frames. Main cameras ceased operation on rev 52D of first portion of mission negating second portion. About 65% of aft camera film is out of focus..

1964 November 18 - . 20:35 GMT - . Launch Site: Vandenberg. Launch Complex: Vandenberg SLC2E. LV Family: Thor. Launch Vehicle: Thor SLV-2A Agena D.

KH-4A 1014 (ORBIS) - . Payload: KH-4A s/n 1014 & Orbis / Agena D 1180 / OPS 3360. Mass: 1,500 kg (3,300 lb). Nation: USA. Agency: CIA, NRO. Class: Surveillance. Type: Military surveillance satellite. Spacecraft Bus: WS-117. Spacecraft: KH-4A. Decay Date: 1964-12-06 . USAF Sat Cat: 930 . COSPAR: 1964-075A. Apogee: 329 km (204 mi). Perigee: 177 km (109 mi). Inclination: 70.00 deg. Period: 89.60 min. KH-4A. Cameras operated successfully..
ORBIS - . Mass: 2,000 kg (4,400 lb). Nation: USA. Agency: USAF. Spacecraft Bus: WS-117. Spacecraft: KH-4A. Decay Date: 1964-12-06 . USAF Sat Cat: 930 . COSPAR: 1964-075xx. Apogee: 276 km (171 mi). Perigee: 167 km (103 mi). Inclination: 70.00 deg. Period: 88.90 min.

1964 December 19 - . 21:10 GMT - . Launch Site: Vandenberg. Launch Complex: Vandenberg SLC1W. LV Family: Thor. Launch Vehicle: Thor SLV-2A Agena D.

KH-4A 1015 - . Payload: KH-4A s/n 1015 / Agena D 1607 / OPS 3358. Mass: 1,500 kg (3,300 lb). Nation: USA. Agency: CIA, NRO. Class: Surveillance. Type: Military surveillance satellite. Spacecraft Bus: WS-117. Spacecraft: KH-4A. Decay Date: 1965-01-14 . USAF Sat Cat: 961 . COSPAR: 1964-085A. Apogee: 405 km (251 mi). Perigee: 193 km (119 mi). Inclination: 74.90 deg. Period: 90.50 min. KH-4A. Discrepancies in planned and actual coverage due to telemetry problems during the first 6 revolutions. Small out-of-focus areas on film from aft camera..

1965 January 15 - . 21:00 GMT - . Launch Site: Vandenberg. Launch Complex: Vandenberg SLC1E. LV Family: Thor. Launch Vehicle: Thor SLV-2A Agena D.

KH-4A 1016 - . Payload: KH-4A s/n 1016 / Agena D 1608 / OPS 3928. Mass: 1,500 kg (3,300 lb). Nation: USA. Agency: CIA, NRO. Class: Surveillance. Type: Military surveillance satellite. Spacecraft Bus: WS-117. Spacecraft: KH-4A. Decay Date: 1965-02-09 . USAF Sat Cat: 972 . COSPAR: 1965-002A. Apogee: 420 km (260 mi). Perigee: 180 km (110 mi). Inclination: 75.00 deg. Period: 90.50 min. KH-4A. Smearing of highly reflective images due to reflections within camera..

1965 February 25 - . 21:44 GMT - . Launch Site: Vandenberg. Launch Complex: Vandenberg SLC3W. LV Family: Thor. Launch Vehicle: Thor SLV-2A Agena D.

KH-4A 1017 - . Payload: KH-4A s/n 1017 / Agena D 1611 / OPS 4782. Mass: 1,500 kg (3,300 lb). Nation: USA. Agency: CIA, NRO. Class: Surveillance. Type: Military surveillance satellite. Spacecraft Bus: WS-117. Spacecraft: KH-4A. Decay Date: 1965-03-18 . USAF Sat Cat: 1096 . COSPAR: 1965-013A. Apogee: 377 km (234 mi). Perigee: 177 km (109 mi). Inclination: 75.10 deg. Period: 90.10 min. KH-4A. Capping shutter malfunction occurred during last 5 passes of mission..

1965 March 25 - . 21:11 GMT - . Launch Site: Vandenberg. Launch Complex: Vandenberg SLC1W. LV Family: Thor. Launch Vehicle: Thor SLV-2A Agena D.

KH-4A 1018 - . Payload: KH-4A s/n 1018 / Agena D 1612 / OPS 4803. Mass: 1,500 kg (3,300 lb). Nation: USA. Agency: CIA, NRO. Class: Surveillance. Type: Military surveillance satellite. Spacecraft Bus: WS-117. Spacecraft: KH-4A. Decay Date: 1965-04-04 . USAF Sat Cat: 1307 . COSPAR: 1965-026A. Apogee: 381 km (236 mi). Perigee: 237 km (147 mi). Inclination: 96.00 deg. Period: 90.70 min. KH-4A. Cameras operated successfully. First KH-4A reconnaissance system to be launched into a retrograde orbit..

1965 April 29 - . 21:44 GMT - . Launch Site: Vandenberg. Launch Complex: Vandenberg SLC3W. LV Family: Thor. Launch Vehicle: Thor SLV-2A Agena D.

KH-4A 1019 - . Payload: KH-4A s/n 1019 / Agena D 1614 / OPS 5023. Mass: 1,500 kg (3,300 lb). Nation: USA. Agency: CIA, NRO. Class: Surveillance. Type: Military surveillance satellite. Spacecraft Bus: WS-117. Spacecraft: KH-4A. Decay Date: 1965-05-26 . USAF Sat Cat: 1330 . COSPAR: 1965-033A. Apogee: 461 km (286 mi). Perigee: 181 km (112 mi). Inclination: 85.00 deg. Period: 91.00 min. KH-4A. Cameras operated successfully. Malfunction in recovery mode on 1019-2 negated recovery..
SRV 627 - . Payload: SRV 1019-2 / OPS 5023. Mass: 60 kg (132 lb). Nation: USA. Agency: CIA, NRO. Spacecraft Bus: WS-117. Spacecraft: KH-4A. Decay Date: 1965-06-08 . USAF Sat Cat: 1367 . COSPAR: 1965-033B. Apogee: 509 km (316 mi). Perigee: 134 km (83 mi). Inclination: 84.90 deg. Period: 91.00 min. Cameras operated successfully. Malfunction in recovery mode on 1019-2 negated recovery..

1965 May 18 - . 18:02 GMT - . Launch Site: Vandenberg. Launch Complex: Vandenberg SLC1W. LV Family: Thor. Launch Vehicle: Thor SLV-2A Agena D.

KH-4A 1021 - . Payload: KH-4A s/n 1021 / Agena D 1615 / OPS 8431. Mass: 1,500 kg (3,300 lb). Nation: USA. Agency: CIA, NRO. Class: Surveillance. Type: Military surveillance satellite. Spacecraft Bus: WS-117. Spacecraft: KH-4A. Decay Date: 1965-06-15 . USAF Sat Cat: 1374 . COSPAR: 1965-037A. Apogee: 399 km (247 mi). Perigee: 321 km (199 mi). Inclination: 75.00 deg. Period: 91.70 min. KH-4A. Aft camera ceased operation on pass 102..

1965 June 9 - . 21:58 GMT - . Launch Site: Vandenberg. Launch Complex: Vandenberg SLC1E. LV Family: Thor. Launch Vehicle: Thor SLV-2A Agena D.

KH-4A 1020 - . Payload: KH-4A s/n 1020 / Agena D 1613 / OPS 8425. Mass: 1,500 kg (3,300 lb). Nation: USA. Agency: CIA, NRO. Class: Surveillance. Type: Military surveillance satellite. Spacecraft Bus: WS-117. Spacecraft: KH-4A. Decay Date: 1965-06-15 . USAF Sat Cat: 1396 . COSPAR: 1965-045A. Apogee: 355 km (220 mi). Perigee: 176 km (109 mi). Inclination: 75.10 deg. Period: 89.90 min. KH-4A. All cameras operated satisfactorily. Erratic attitude caused an early recovery after the second day of 1020-2..

1965 July 19 - . 22:01 GMT - . Launch Site: Vandenberg. Launch Complex: Vandenberg SLC3W. LV Family: Thor. Launch Vehicle: Thor SLV-2A Agena D.

KH-4A 1022 - . Payload: KH-4A s/n 1022 / Agena D 1617 / OPS 5543. Mass: 1,500 kg (3,300 lb). Nation: USA. Agency: CIA, NRO. Class: Surveillance. Type: Military surveillance satellite. Spacecraft Bus: WS-117. Spacecraft: KH-4A. Decay Date: 1965-08-18 . USAF Sat Cat: 1457 . COSPAR: 1965-057A. Apogee: 461 km (286 mi). Perigee: 189 km (117 mi). Inclination: 85.10 deg. Period: 91.00 min. KH-4A. All cameras operated satisfactorily..

1965 August 17 - . 20:59 GMT - . Launch Site: Vandenberg. Launch Complex: Vandenberg SLC3W. LV Family: Thor. Launch Vehicle: Thor SLV-2A Agena D.

KH-4A 1023 - . Payload: KH-4A s/n 1023 / Agena D 1618 / OPS 7208. Mass: 1,500 kg (3,300 lb). Nation: USA. Agency: CIA, NRO. Class: Surveillance. Type: Military surveillance satellite. Spacecraft Bus: WS-117. Spacecraft: KH-4A. Decay Date: 1965-10-11 . USAF Sat Cat: 1513 . COSPAR: 1965-067A. Apogee: 399 km (247 mi). Perigee: 179 km (111 mi). Inclination: 70.00 deg. Period: 90.30 min. KH-4A. Program anomaly caused the fore camera to cease operation during revolutions 103-132..

1965 September 22 - . 21:31 GMT - . Launch Site: Vandenberg. Launch Complex: Vandenberg SLC3W. LV Family: Thor. Launch Vehicle: Thor SLV-2A Agena D.

KH-4A 102 - . Payload: KH-4A s/n 102 / Agena D 1619 / OPS 7221. Mass: 1,500 kg (3,300 lb). Nation: USA. Agency: CIA, NRO. Class: Surveillance. Type: Military surveillance satellite. Spacecraft Bus: WS-117. Spacecraft: KH-4A. Decay Date: 1965-10-11 . USAF Sat Cat: 1602 . COSPAR: 1965-074A. Apogee: 364 km (226 mi). Perigee: 191 km (118 mi). Inclination: 80.00 deg. Period: 90.00 min. KH-4A. All cameras operated satisfactorily. Cameras not operated on passes 88D-93D..

1965 October 5 - . 17:45 GMT - . Launch Site: Vandenberg. Launch Complex: Vandenberg SLC1E. LV Family: Thor. Launch Vehicle: Thor SLV-2A Agena D.

KH-4A 1025 - . Payload: KH-4A s/n 1025 / Agena D 1616 / OPS 5325. Mass: 1,500 kg (3,300 lb). Nation: USA. Agency: CIA, NRO. Class: Surveillance. Type: Military surveillance satellite. Spacecraft Bus: WS-117. Spacecraft: KH-4A. Decay Date: 1965-10-29 . USAF Sat Cat: 1615 . COSPAR: 1965-079A. Apogee: 322 km (200 mi). Perigee: 202 km (125 mi). Inclination: 75.10 deg. Period: 89.70 min. KH-4A. Main cameras operated satisfactorily..

1965 October 28 - . 21:17 GMT - . Launch Site: Vandenberg. Launch Complex: Vandenberg SLC3W. LV Family: Thor. Launch Vehicle: Thor SLV-2A Agena D.

KH-4A 1026 - . Payload: KH-4A s/n 1026 / Agena D 1620 / OPS 2155. Mass: 1,500 kg (3,300 lb). Nation: USA. Agency: CIA, NRO. Class: Surveillance. Type: Military surveillance satellite. Spacecraft Bus: WS-117. Spacecraft: KH-4A. Decay Date: 1965-11-17 . USAF Sat Cat: 1637 . COSPAR: 1965-086A. Apogee: 432 km (268 mi). Perigee: 173 km (107 mi). Inclination: 74.90 deg. Period: 90.50 min. KH-4A. All cameras operated satisfactorily..

1965 December 9 - . 21:10 GMT - . Launch Site: Vandenberg. Launch Complex: Vandenberg SLC1E. LV Family: Thor. Launch Vehicle: Thor SLV-2A Agena D.

KH-4A 1027 - . Payload: KH-4A s/n 1027 / Agena D 1621 / OPS 7249. Mass: 1,500 kg (3,300 lb). Nation: USA. Agency: CIA, NRO. Class: Surveillance. Type: Military surveillance satellite. Spacecraft Bus: WS-117. Spacecraft: KH-4A. Decay Date: 1965-12-26 . USAF Sat Cat: 1816 . COSPAR: 1965-102A. Apogee: 439 km (272 mi). Perigee: 186 km (115 mi). Inclination: 80.10 deg. Period: 90.80 min. KH-4A. Erratic attitude necessitated recovery after two days of operation. All cameras operated satisfactorily..

1965 December 24 - . 21:06 GMT - . Launch Site: Vandenberg. Launch Complex: Vandenberg SLC1W. LV Family: Thor. Launch Vehicle: Thor SLV-2A Agena D.

KH-4A 1028 - . Payload: KH-4A s/n 1028 / Agena D 1610 / OPS 4639. Mass: 1,500 kg (3,300 lb). Nation: USA. Agency: CIA, NRO. Class: Surveillance. Type: Military surveillance satellite. Spacecraft Bus: WS-117. Spacecraft: KH-4A. Decay Date: 1966-01-20 . USAF Sat Cat: 1866 . COSPAR: 1965-110A. Apogee: 443 km (275 mi). Perigee: 181 km (112 mi). Inclination: 80.00 deg. Period: 90.70 min. KH-4A. Cameras operated satisfactorily..

1966 February 2 - . 21:32 GMT - . Launch Site: Vandenberg. Launch Complex: Vandenberg SLC3W. LV Family: Thor. Launch Vehicle: Thor SLV-2A Agena D.

KH-4A 1029 - . Payload: KH-4A s/n 1029 / Agena D 1623 / OPS 7291. Mass: 1,500 kg (3,300 lb). Nation: USA. Agency: CIA, NRO. Class: Surveillance. Type: Military surveillance satellite. Spacecraft Bus: WS-117. Spacecraft: KH-4A. Decay Date: 1966-02-27 . USAF Sat Cat: 1968 . COSPAR: 1966-007A. Apogee: 428 km (265 mi). Perigee: 182 km (113 mi). Inclination: 75.00 deg. Period: 90.60 min. KH-4A. Both panoramic cameras were operational throughout..

1966 March 9 - . 22:02 GMT - . Launch Site: Vandenberg. Launch Complex: Vandenberg SLC1W. LV Family: Thor. Launch Vehicle: Thor SLV-2A Agena D.

KH-4A 1030 - . Payload: KH-4A s/n 1030 / Agena D 1622 / OPS 3488. Mass: 1,500 kg (3,300 lb). Nation: USA. Agency: CIA, NRO. Class: Surveillance. Type: Military surveillance satellite. Spacecraft Bus: WS-117. Spacecraft: KH-4A. Decay Date: 1966-03-29 . USAF Sat Cat: 2099 . COSPAR: 1966-018A. Apogee: 418 km (259 mi). Perigee: 180 km (110 mi). Inclination: 75.00 deg. Period: 90.40 min. KH-4A. All cameras operated satisfactorily..

1966 April 7 - . 22:02 GMT - . Launch Site: Vandenberg. Launch Complex: Vandenberg SLC3W. LV Family: Thor. Launch Vehicle: Thor SLV-2A Agena D.

KH-4A 1031 - . Payload: KH-4A s/n 1031 / Agena D 1627 / OPS 1612. Mass: 1,500 kg (3,300 lb). Nation: USA. Agency: CIA, NRO. Class: Surveillance. Type: Military surveillance satellite. Spacecraft Bus: WS-117. Spacecraft: KH-4A. Decay Date: 1966-04-26 . USAF Sat Cat: 2136 . COSPAR: 1966-029A. Apogee: 312 km (193 mi). Perigee: 193 km (119 mi). Inclination: 75.10 deg. Period: 89.60 min. KH-4A. The aft-looking camera malfunctioned after the recovery of bucket '1'. No material was received in bucket '2' (1031-2)..

1966 May 3 - . 19:25 GMT - . Launch Site: Vandenberg. Launch Complex: Vandenberg SLC1E. LV Family: Thor. Launch Vehicle: Thor SLV-2A Agena D. FAILURE: Failure. Failed Stage: U.

KH-4A 1032 - . Payload: KH-4A s/n 1032. Mass: 1,500 kg (3,300 lb). Nation: USA. Agency: USAF. Class: Surveillance. Type: Military surveillance satellite. Spacecraft Bus: WS-117. Spacecraft: KH-4A. Decay Date: 1966-05-04 .
SRV 707 - . Payload: SRV 1032-1. Mass: 2,000 kg (4,400 lb). Nation: USA. Agency: USAF. Spacecraft Bus: WS-117. Spacecraft: KH-4A.
SRV 708 - . Payload: SRV 1032-2. Mass: 2,000 kg (4,400 lb). Nation: USA. Agency: USAF. Spacecraft Bus: WS-117. Spacecraft: KH-4A.

1966 May 24 - . 02:00 GMT - . Launch Site: Vandenberg. Launch Complex: Vandenberg SLC3W. LV Family: Thor. Launch Vehicle: Thor SLV-2A Agena D.

KH-4A 1033 - . Payload: KH-4A s/n 1033 / Agena D 1630 / OPS 1778. Mass: 1,500 kg (3,300 lb). Nation: USA. Agency: CIA, NRO. Class: Surveillance. Type: Military surveillance satellite. Spacecraft Bus: WS-117. Spacecraft: KH-4A. Decay Date: 1966-06-09 . USAF Sat Cat: 2181 . COSPAR: 1966-042A. Apogee: 271 km (168 mi). Perigee: 179 km (111 mi). Inclination: 66.00 deg. Period: 89.00 min. KH-4A. The stellar camera shutter of bucket '2' remained open for approximately 200 frames..

1966 June 21 - . 21:31 GMT - . Launch Site: Vandenberg. Launch Complex: Vandenberg SLC1E. LV Family: Thor. Launch Vehicle: Thor SLV-2A Agena D.

KH-4A 1034 - . Payload: KH-4A s/n 1034 / Agena D 1626 / OPS 1599. Mass: 1,500 kg (3,300 lb). Nation: USA. Agency: CIA, NRO. Class: Surveillance. Type: Military surveillance satellite. Spacecraft Bus: WS-117. Spacecraft: KH-4A. Decay Date: 1966-07-14 . USAF Sat Cat: 2227 . COSPAR: 1966-055A. Apogee: 359 km (223 mi). Perigee: 207 km (128 mi). Inclination: 80.10 deg. Period: 90.10 min. KH-4A. Failure of velocity/altitude programmer produced poor imagery after revolution 5..

1966 August 9 - . 20:46 GMT - . Launch Site: Vandenberg. Launch Complex: Vandenberg SLC1W. LV Family: Thor. Launch Vehicle: Thorad SLV-2G Agena D.

KH-4A 1036 - . Payload: KH-4A s/n 1036 / Agena D 1631 / OPS 1545. Mass: 1,500 kg (3,300 lb). Nation: USA. Agency: CIA, NRO. Class: Surveillance. Type: Military surveillance satellite. Spacecraft Bus: WS-117. Spacecraft: KH-4A. Decay Date: 1966-09-11 . USAF Sat Cat: 2393 . COSPAR: 1966-072A. Apogee: 284 km (176 mi). Perigee: 190 km (110 mi). Inclination: 100.10 deg. Period: 89.20 min. KH-4A. All cameras operated satisfactorily..

1966 September 20 - . 21:14 GMT - . Launch Site: Vandenberg. Launch Complex: Vandenberg SLC3W. LV Family: Thor. Launch Vehicle: Thor SLV-2A Agena D.

KH-4A 1035 - . Payload: KH-4A s/n 1035 / Agena D 1628 / OPS 1703. Mass: 1,500 kg (3,300 lb). Nation: USA. Agency: CIA, NRO. Class: Surveillance. Type: Military surveillance satellite. Spacecraft Bus: WS-117. Spacecraft: KH-4A. Decay Date: 1966-10-12 . USAF Sat Cat: 2427 . COSPAR: 1966-085A. Apogee: 430 km (260 mi). Perigee: 182 km (113 mi). Inclination: 85.10 deg. Period: 90.60 min. KH-4A. All cameras operated satisfactorily. First mission flown with pan geometry modification..

1966 November 8 - . 19:53 GMT - . Launch Site: Vandenberg. Launch Complex: Vandenberg SLC1W. LV Family: Thor. Launch Vehicle: Thorad SLV-2G Agena D.

KH-4A 1037 - . Payload: KH-4A s/n 1037 / Agena D 1632 / OPS 1866. Mass: 1,500 kg (3,300 lb). Nation: USA. Agency: CIA, NRO. Class: Surveillance. Type: Military surveillance satellite. Spacecraft Bus: WS-117. Spacecraft: KH-4A. Decay Date: 1966-11-29 . USAF Sat Cat: 2537 . COSPAR: 1966-102A. Apogee: 300 km (180 mi). Perigee: 179 km (111 mi). Inclination: 100.00 deg. Period: 89.20 min. KH-4A. Second pan geometry mission. Higher than normal base plus fog encountered on both main camera records..

1967 January 14 - . 21:28 GMT - . Launch Site: Vandenberg. Launch Complex: Vandenberg SLC3W. LV Family: Thor. Launch Vehicle: Thor SLV-2A Agena D.

KH-4A 1038 - . Payload: KH-4A s/n 1038 / Agena D 1629 / OPS 1664. Mass: 1,500 kg (3,300 lb). Nation: USA. Agency: CIA, NRO. Class: Surveillance. Type: Military surveillance satellite. Spacecraft Bus: WS-117. Spacecraft: KH-4A. Decay Date: 1967-02-02 . USAF Sat Cat: 2642 . COSPAR: 1967-002A. Apogee: 355 km (220 mi). Perigee: 177 km (109 mi). Inclination: 80.10 deg. Period: 89.80 min. KH-4A. Fair image quality..

1967 February 22 - . 22:02 GMT - . Launch Site: Vandenberg. Launch Complex: Vandenberg SLC3W. LV Family: Thor. Launch Vehicle: Thor SLV-2A Agena D.

KH-4A 1039 - . Payload: KH-4A s/n 1039 / Agena D 1635 / OPS 4750. Mass: 1,500 kg (3,300 lb). Nation: USA. Agency: CIA, NRO. Class: Surveillance. Type: Military surveillance satellite. Spacecraft Bus: WS-117. Spacecraft: KH-4A. Decay Date: 1967-03-11 . USAF Sat Cat: 2686 . COSPAR: 1967-015A. Apogee: 380 km (230 mi). Perigee: 180 km (110 mi). Inclination: 80.00 deg. Period: 90.10 min. KH-4A. Normal KH-4 mission. Light from horizon camera on both main camera records during 1039-1..

1967 March 30 - . 18:54 GMT - . Launch Site: Vandenberg. Launch Complex: Vandenberg SLC3W. LV Family: Thor. Launch Vehicle: Thor SLV-2A Agena D.

KH-4A 1040 - . Payload: KH-4A s/n 1040 / Agena D 1636 / OPS 4779. Mass: 1,500 kg (3,300 lb). Nation: USA. Agency: CIA, NRO. Class: Surveillance. Type: Military surveillance satellite. Spacecraft Bus: WS-117. Spacecraft: KH-4A. Decay Date: 1967-04-17 . USAF Sat Cat: 2736 . COSPAR: 1967-029A. Apogee: 326 km (202 mi). Perigee: 167 km (103 mi). Inclination: 85.00 deg. Period: 89.50 min. KH-4A. Satellite flown nose first, all cameras operated satisfactorily..

1967 May 9 - . 21:50 GMT - . Launch Site: Vandenberg. Launch Complex: Vandenberg SLC1E. LV Family: Thor. Launch Vehicle: Thorad SLV-2G Agena D. FAILURE: Failure of the booster cut-off switch.. Failed Stage: 1.

KH-4A 1041 - . Payload: KH-4A s/n 1041 / Agena D 1634 / OPS 4696. Mass: 2,000 kg (4,400 lb). Nation: USA. Agency: CIA, NRO. Class: Surveillance. Type: Military surveillance satellite. Spacecraft Bus: WS-117. Spacecraft: KH-4A. Decay Date: 1967-07-13 . USAF Sat Cat: 2779 . COSPAR: 1967-043A. Apogee: 791 km (491 mi). Perigee: 183 km (113 mi). Inclination: 85.00 deg. Period: 94.30 min. KH-4A. Due to the failure of the booster cut-off switch, the satellite went into a highly eccentric orbit. Significant image degradation..
OPS 1967 - . Payload: EHH B7. Mass: 60 kg (132 lb). Nation: USA. Agency: NRO, USAF. Spacecraft Bus: WS-117. Spacecraft: KH-4A. Decay Date: 1993-03-14 . USAF Sat Cat: 2780 . COSPAR: 1967-043B. Apogee: 458 km (284 mi). Perigee: 399 km (247 mi). Inclination: 84.90 deg. Period: 93.20 min. Radar monitoring. Due to the failure of the booster cut-off switch, the satellite went into a highly eccentric orbit..

1967 June 16 - . 21:35 GMT - . Launch Site: Vandenberg. Launch Complex: Vandenberg SLC1W. LV Family: Thor. Launch Vehicle: Thorad SLV-2G Agena D.

KH-4A 1042 - . Payload: KH-4A s/n 1042 / Agena D 1633 / OPS 3559. Mass: 2,000 kg (4,400 lb). Nation: USA. Agency: CIA, NRO. Class: Surveillance. Type: Military surveillance satellite. Spacecraft Bus: WS-117. Spacecraft: KH-4A. Decay Date: 1967-07-20 . USAF Sat Cat: 2850 . COSPAR: 1967-062A. Apogee: 380 km (230 mi). Perigee: 169 km (105 mi). Inclination: 80.00 deg. Period: 90.00 min. KH-4A. Small out-of-focus area in forward camera of 1042-1..
OPS 1873 - . Payload: EHH B8. Mass: 60 kg (132 lb). Nation: USA. Agency: NRO, USAF. Spacecraft Bus: WS-117. Spacecraft: KH-4A. Decay Date: 1968-10-22 . USAF Sat Cat: 2851 . COSPAR: 1967-062B. Apogee: 517 km (321 mi). Perigee: 501 km (311 mi). Inclination: 80.20 deg. Period: 94.80 min. Radar monitoring..

1967 August 7 - . 21:44 GMT - . Launch Site: Vandenberg. Launch Complex: Vandenberg SLC1E. LV Family: Thor. Launch Vehicle: Thorad SLV-2G Agena D.

KH-4A 1043 - . Payload: KH-4A s/n 1043 / Agena D 1637 / OPS 4827. Mass: 2,000 kg (4,400 lb). Nation: USA. Agency: CIA, NRO. Class: Surveillance. Type: Military surveillance satellite. Spacecraft Bus: WS-117. Spacecraft: KH-4A. Decay Date: 1967-09-01 . USAF Sat Cat: 2910 . COSPAR: 1967-076A. Apogee: 346 km (214 mi). Perigee: 174 km (108 mi). Inclination: 79.90 deg. Period: 89.70 min. KH-4A. Forward camera film came out of the rails on pass 230D. Film degraded past this point..

1967 November 2 - . 21:31 GMT - . Launch Site: Vandenberg. Launch Complex: Vandenberg SLC1E. LV Family: Thor. Launch Vehicle: Thorad SLV-2G Agena D.

KH-4A 1044 - . Payload: KH-4A s/n 1044 / OPS 0562. Mass: 2,000 kg (4,400 lb). Nation: USA. Agency: CIA, NRO. Class: Surveillance. Type: Military surveillance satellite. Spacecraft Bus: WS-117. Spacecraft: KH-4A. Decay Date: 1967-12-02 . USAF Sat Cat: 3024 . COSPAR: 1967-109A. Apogee: 410 km (250 mi). Perigee: 184 km (114 mi). Inclination: 81.50 deg. Period: 90.40 min. KH-4A. All cameras operated fine..
OPS 1587 - . Payload: EHH B9. Mass: 60 kg (132 lb). Nation: USA. Agency: NRO, USAF. Spacecraft Bus: WS-117. Spacecraft: KH-4A. Decay Date: 1969-03-28 . USAF Sat Cat: 3025 . COSPAR: 1967-109B. Apogee: 525 km (326 mi). Perigee: 454 km (282 mi). Inclination: 81.60 deg. Period: 94.30 min. Radar monitoring..

1968 January 24 - . 22:26 GMT - . Launch Site: Vandenberg. Launch Complex: Vandenberg SLC1E. LV Family: Thor. Launch Vehicle: Thorad SLV-2G Agena D.

KH-4A 1045 - . Payload: KH-4A s/n 1045 / Agena D 1640 / OPS 2243. Mass: 2,000 kg (4,400 lb). Nation: USA. Agency: CIA, NRO. Class: Surveillance. Type: Military surveillance satellite. Spacecraft Bus: WS-117. Spacecraft: KH-4A. Decay Date: 1968-02-27 . USAF Sat Cat: 3113 . COSPAR: 1968-008A. Apogee: 438 km (272 mi). Perigee: 179 km (111 mi). Inclination: 81.50 deg. Period: 90.70 min. KH-4A. All cameras operated satisfactorily..
OPS 6236 - . Payload: EHH B10. Mass: 60 kg (132 lb). Nation: USA. Agency: NRO, USAF. Spacecraft Bus: WS-117. Spacecraft: KH-4A. Decay Date: 1970-03-04 . USAF Sat Cat: 3114 . COSPAR: 1968-008B. Apogee: 545 km (338 mi). Perigee: 470 km (290 mi). Inclination: 81.70 deg. Period: 94.70 min. Radar monitoring..

1968 March 14 - . 22:00 GMT - . Launch Site: Vandenberg. Launch Complex: Vandenberg SLC1E. LV Family: Thor. Launch Vehicle: Thorad SLV-2G Agena D.

KH-4A 1046 - . Payload: KH-4A s/n 1046 / Agena D 1638 / OPS 4849. Mass: 2,000 kg (4,400 lb). Nation: USA. Agency: CIA, NRO. Class: Surveillance. Type: Military surveillance satellite. Spacecraft Bus: WS-117. Spacecraft: KH-4A. Decay Date: 1968-04-10 . USAF Sat Cat: 3152 . COSPAR: 1968-020A. Apogee: 390 km (240 mi). Perigee: 183 km (113 mi). Inclination: 83.00 deg. Period: 90.20 min. KH-4A. Image quality good for 1046-1 and fair for 1046-2..
OPS 7076 - . Payload: EHH B11. Mass: 60 kg (132 lb). Nation: USA. Agency: NRO, USAF. Spacecraft Bus: WS-117. Spacecraft: KH-4A. Decay Date: 1970-01-03 . USAF Sat Cat: 3153 . COSPAR: 1968-020B. Apogee: 524 km (325 mi). Perigee: 481 km (298 mi). Inclination: 83.10 deg. Period: 94.60 min. Radar monitoring..

1968 June 20 - . 21:46 GMT - . Launch Site: Vandenberg. Launch Complex: Vandenberg SLC1E. LV Family: Thor. Launch Vehicle: Thorad SLV-2G Agena D.

KH-4A 1047 - . Payload: KH-4A s/n 1047 / Agena D 1645 / OPS 5343. Mass: 2,000 kg (4,400 lb). Nation: USA. Agency: CIA, NRO. Class: Surveillance. Type: Military surveillance satellite. Spacecraft Bus: WS-117. Spacecraft: KH-4A. Decay Date: 1968-07-16 . USAF Sat Cat: 3296 . COSPAR: 1968-052A. Apogee: 402 km (249 mi). Perigee: 183 km (113 mi). Inclination: 85.00 deg. Period: 90.30 min. KH-4A. Out-of-focus imagery is present on both main camera records..
OPS 5259 - . Payload: EHH B12. Mass: 60 kg (132 lb). Nation: USA. Agency: NRO, USAF. Spacecraft Bus: WS-117. Spacecraft: KH-4A. Decay Date: 1970-01-11 . USAF Sat Cat: 3297 . COSPAR: 1968-052B. Apogee: 514 km (319 mi). Perigee: 435 km (270 mi). Inclination: 85.10 deg. Period: 94.10 min. Radar monitoring..

1968 September 18 - . 21:32 GMT - . Launch Site: Vandenberg. Launch Complex: Vandenberg SLC1E. LV Family: Thor. Launch Vehicle: Thorad SLV-2G Agena D.

KH-4A 1048 - . Payload: KH-4A s/n 1048 / Agena D 1647 / OPS 0165. Mass: 2,000 kg (4,400 lb). Nation: USA. Agency: CIA, NRO. Class: Surveillance. Type: Military surveillance satellite. Spacecraft Bus: WS-117. Spacecraft: KH-4A. Decay Date: 1968-10-08 . USAF Sat Cat: 3408 . COSPAR: 1968-078A. Apogee: 393 km (244 mi). Perigee: 167 km (103 mi). Inclination: 83.00 deg. Period: 90.10 min. KH-4A. Film in the forward camera separated and camera failed on mission 1048-2, also the stellar/index camera unit failed..
OPS 8595 - . Payload: EHH B13. Mass: 60 kg (132 lb). Nation: USA. Agency: NRO, USAF. Spacecraft Bus: WS-117. Spacecraft: KH-4A. Decay Date: 1969-09-28 . USAF Sat Cat: 3409 . COSPAR: 1968-078B. Apogee: 514 km (319 mi). Perigee: 500 km (310 mi). Inclination: 83.20 deg. Period: 94.80 min. Radar monitoring..

1968 December 12 - . 22:22 GMT - . Launch Site: Vandenberg. Launch Complex: Vandenberg SLC3W. LV Family: Thor. Launch Vehicle: Thorad SLV-2G Agena D.

KH-4A 1049 - . Payload: KH-4A s/n 1049 / Agena D 1648 / OPS 4740. Mass: 2,000 kg (4,400 lb). Nation: USA. Agency: CIA, NRO. Class: Surveillance. Type: Military surveillance satellite. Spacecraft Bus: WS-117. Spacecraft: KH-4A. Decay Date: 1968-12-28 . USAF Sat Cat: 3604 . COSPAR: 1968-112A. Apogee: 248 km (154 mi). Perigee: 169 km (105 mi). Inclination: 81.00 deg. Period: 88.70 min. KH-4A. Degraded film.
SRV 751 - . Payload: SRV 1049-1. Nation: USA. Agency: NRO, USAF. Spacecraft Bus: WS-117. Spacecraft: KH-4A. COSPAR: 1968-112xx. Apogee: 248 km (154 mi). Perigee: 169 km (105 mi). Inclination: 81.00 deg. Period: 88.70 min.

1969 March 19 - . 21:38 GMT - . Launch Site: Vandenberg. Launch Complex: Vandenberg SLC3W. LV Family: Thor. Launch Vehicle: Thorad SLV-2G Agena D.

KH-4A 1050 - . Payload: KH-4A s/n 1050 / Agena D 1651 / OPS 3722. Mass: 2,000 kg (4,400 lb). Nation: USA. Agency: CIA, NRO. Class: Surveillance. Type: Military surveillance satellite. Spacecraft Bus: WS-117. Spacecraft: KH-4A. Decay Date: 1969-03-24 . USAF Sat Cat: 3829 . COSPAR: 1969-026A. Apogee: 252 km (156 mi). Perigee: 165 km (102 mi). Inclination: 82.90 deg. Period: 88.60 min. KH-4A. Due to abnormal rotational rates after revolution 22, the mission was terminated after a total of three days collecting photography..
OPS 2285 - . Payload: EHH B14. Mass: 60 kg (132 lb). Nation: USA. Agency: NRO, USAF. Spacecraft Bus: WS-117. Spacecraft: KH-4A. Decay Date: 1971-12-06 . USAF Sat Cat: 3830 . COSPAR: 1969-026B. Apogee: 515 km (320 mi). Perigee: 502 km (311 mi). Inclination: 83.10 deg. Period: 94.70 min. Radar monitoring..

1969 May 2 - . 01:46 GMT - . Launch Site: Vandenberg. Launch Complex: Vandenberg SLC3W. LV Family: Thor. Launch Vehicle: Thorad SLV-2G Agena D.

KH-4A 1051 - . Payload: KH-4A s/n 1051 / Agena D 1649 / OPS 1101. Mass: 2,000 kg (4,400 lb). Nation: USA. Agency: CIA, NRO. Class: Surveillance. Type: Military surveillance satellite. Spacecraft Bus: WS-117. Spacecraft: KH-4A. Decay Date: 1969-05-23 . USAF Sat Cat: 3914 . COSPAR: 1969-041A. Apogee: 325 km (201 mi). Perigee: 168 km (104 mi). Inclination: 64.90 deg. Period: 89.50 min. KH-4A. Imagery of both pan camera records is soft and lacks crispness and edge sharpness..
OPS 1721 - . Payload: EHH B15. Mass: 60 kg (132 lb). Nation: USA. Agency: NRO, USAF. Spacecraft Bus: WS-117. Spacecraft: KH-4A. Decay Date: 1970-02-16 . USAF Sat Cat: 3915 . COSPAR: 1969-041B. Apogee: 470 km (290 mi). Perigee: 407 km (252 mi). Inclination: 65.70 deg. Period: 93.30 min. Radar monitoring..

1969 September 22 - . 21:11 GMT - . Launch Site: Vandenberg. Launch Complex: Vandenberg SLC3W. LV Family: Thor. Launch Vehicle: Thorad SLV-2G Agena D.

KH-4A 1052 - . Payload: KH-4A s/n 1052 / Agena D 1653 / OPS 3531. Mass: 2,000 kg (4,400 lb). Nation: USA. Agency: CIA, NRO. Class: Surveillance. Type: Military surveillance satellite. Spacecraft Bus: WS-117. Spacecraft: KH-4A. Decay Date: 1969-10-12 . USAF Sat Cat: 4102 . COSPAR: 1969-079A. Apogee: 253 km (157 mi). Perigee: 178 km (110 mi). Inclination: 85.00 deg. Period: 88.80 min. KH-4A. Last of the KH-4A missions, all camera systems operated satisfactorily..
OPS 4710 - . Payload: EHH B16. Mass: 60 kg (132 lb). Nation: USA. Agency: NRO, USAF. Spacecraft Bus: WS-117. Spacecraft: KH-4A. Decay Date: 1971-05-16 . USAF Sat Cat: 4103 . COSPAR: 1969-079B. Apogee: 496 km (308 mi). Perigee: 490 km (300 mi). Inclination: 85.20 deg. Period: 94.50 min. Radar monitoring. Last of the KH-4A missions..

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