Messier 88 (original) (raw)

h 1312 = M88.
Sweep 422 (April 28, 1832)
RA 12h 23m 23.4s, NPD 74d 38' 19" (1830.0). [Right Ascension and North Polar Distance]
B; vL; vmE; 8'L, 1'br. The northern half is brighter than the southern.
Bright; very large; very much extended; 8' long, 1' broad. The northern half is brighter than the southern.

Sweep 24 (April 3, 1826)
RA 12h 23m 23.5s, NPD 74d 38' 17" (1830.0).
B; L; E; bM to nucl; pos. (by diag) = 140deg.0 +/-; has a * just at its s f extremity.
Bright; large; extended; brighter toward the middle to a nucleus; position angle (by diag) = 140.0 deg +/-; has a star just at its south following [SE] extremity.

Sweep 23 (April 1, 1826)
RA 12h 23m 24.0s, NPD 74d 38' 50" (1830.0).
vB; vL; E; gbM. Seen trough cloud.
Very bright; very large; extended. Seen trough cloud.

Sweep 419 (April 23, 1832)
RA 12h 23m 24.0s, NPD 74d 38' 50" (1830.0).
Viewed; mE in pos = 143 deg.4 by microm; psmbM; 7'l, 1'br.
Viewed; much extended in position angle = 143.4 deg [measured] by micrometer; pretty suddenly much brighter toward the middle; 7' long, 1' broad.

Sweep 418 (April 21, 1832)
RA 12h 23m 24.0s, NPD 74d 37' 9": (1830.0).
A mere glimpse through a cloud

Sweep 421 (April 26, 1832)
RA 12h 23m 24.0s, NPD 74d 38' +/- (1830.0).
pos = 145 deg.3 by microm; 8'l, 1'br; svmbM; has a double star s f.
Position angle [of extension] = 145.3 deg [measured] by micrometer; 8' long, 1' broad; suddenly very much brighter toward the middle; has a double star south following [to the SE].