Magnitudes & Colors (original) (raw)

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Kuiper Belt Object Magnitudes and Surface Colors

Since 1995, we've been measuring the optical magnitudes and colors of Kuiper belt objects (KBOs). In the Table below, we present our measurements.

Dr. William Romanishin, Dr. Guy Consolmagno, and I thank the NASA Origins of Solar Systems Program, NASA Planetary Astronomy Program, and Space Telescope Science Institute for financial support and the NASA/Keck, Steward, and Vatican Observatories for the consistent allocation of telescope time.

Last Updated June 2018

| Number | Name | Prov Des | V | σ/n1/2 | Hv | B-V | σ/n1/2 | V-R | σ/n1/2 | B-R | σ/n1/2 | UT | REF | | | -------------- | ---------- | ------------ | ----- | ------ | ------ | ---- | ------ | ---- | ------ | ------------- | -------------- | ---------------------- | --------- | | | 167P/CINEOS | 2004 PY42% | 21.06 | 0.07 | 9.81 | 0.76 | 0.03 | 0.53 | 0.02 | 1.29 | 0.03 | 2005 Jun07,08 | TRC16 | | | | | 2013 UL10 | 21.60 | | 13.46 | 0.97 | 0.02 | 0.67 | 0.02 | 1.64 | 0.03 | 2014 Oct28 | TRC16 | | | | | | 2010 TH | 21.43 | | 9.27 | 0.72 | 0.02 | 0.46 | 0.02 | 1.18 | 0.03 | 2014 Oct28 | TRC16 | | | | | | 2010 BK118 | 18.47 | | 10.42 | 0.81 | 0.02 | 0.50 | 0.02 | 1.32 | 0.02 | 2011 Oct31 | TRC16 | | | | | | 2009 YG19 | 21.72 | | 6.35 | 1.00 | 0.04 | 0.61 | 0.04 | 1.62 | 0.05 | 2011 Oct30 | TRC16 | | | | | | 2007 VH305 | 21.02 | | 11.91 | 0.69 | 0.03 | 0.49 | 0.02 | 1.18 | 0.02 | 2009 Nov17 | TRC16 | | | | | | 2007 UM126 | 21.20 | | 10.26 | 0.74 | 0.03 | 0.39 | 0.03 | 1.13 | 0.03 | 2009 Nov21 | TRC16 | | | | | | 2007 TK422 | 22.89 | | 9.35 | 0.71 | 0.03 | 0.51 | 0.02 | 1.22 | 0.04 | 2014 Oct28 | TRC16 | | | | | | 2007 TJ422 | 24.25 | | 11.55 | | | | | 1.74 | 0.06 | 2014 Oct29 | TRC16 | | | | | | 2007 RH283 | 21.38 | | 8.60 | 0.72 | 0.03 | 0.43 | 0.02 | 1.15 | 0.03 | 2009 Nov21 | TRC16 | | | | | | 2002 XV93 | 20.81 | 0.02 | 4.73 | 0.72 | 0.02 | 0.38 | 0.02 | 1.10 | 0.02 | 2004 Dec12 | TRC16 | | | | | | 2002 QX47 | 22.15 | | 8.85 | 0.70 | 0.04 | 0.38 | 0.04 | 1.08 | 0.04 | 2009 Nov18 | TRC16 | | | | | | 2002 PQ152 | 23.52 | | 9.91 | 1.13 | 0.04 | 0.72 | 0.05 | 1.85 | 0.06 | 2014 Oct26 | TRC16 | | | | | | 2001 XZ255 | 23.53 | 0.01 | 11.24 | 1.17 | 0.02 | 0.75 | 0.07 | 1.91 | 0.07 | 2003 Mar03 | TRC03 | | | | | | 2001 QX322 | 22.69 | 0.07 | 6.70 | 0.93 | 0.11 | 0.60 | 0.09 | 1.54 | 0.14 | 2002 Oct09 | TRC03 | | | | | | 2001 KG77 | 24.15 | 0.06 | 8.62 | 0.81 | 0.04 | 0.44 | 0.06 | 1.24 | 0.07 | 2002 Apr11 | TRC03 | | | | | | 2001 FM194 | 23.61 | 0.01 | 7.91 | 0.76 | 0.03 | 0.44 | 0.03 | 1.19 | 0.04 | 2003 Mar03 | TRC03 | | | | | | 2000 KK4 | 22.96 | 0.02 | 6.46 | 0.91 | 0.04 | 0.64 | 0.03 | 1.55 | 0.05 | 2001 May22 | TR03 | | | | | | 2000 FZ53 | 24.17 | 0.03 | 11.72 | 0.61 | 0.03 | 0.56 | 0.04 | 1.17 | 0.05 | 2002 Apr10 | TRC03 | | | | | | 2000 FS53 | 24.21 | 0.06 | 7.88 | 1.06 | 0.04 | 0.71 | 0.02 | 1.77 | 0.04 | 2001 May23 | TR03 | | | | | | 2000 CQ105 | 23.43 | 0.01 | 6.29 | 0.67 | 0.01 | 0.44 | 0.01 | 1.10 | 0.01 | 2002 Apr11 | TRC03 | | | | | | 2000 CF105@ | | | 7.59 | | | | | | | 2003 Mar03 | RT05 | | | | | | 1999 TR11 | 23.51 | 0.07 | 8.63 | 1.02 | 0.08 | 0.75 | 0.07 | 1.77 | 0.11 | 1999 Oct07 | TR00 | | | | | | 1999 HV11 | 23.95 | 0.03 | 7.47 | 1.11 | 0.06 | 0.59 | 0.02 | 1.70 | 0.06 | 2001 May21 | TR03 | | | | | | 1999 HS11 | 23.38 | 0.03 | 6.88 | 1.14 | 0.03 | 0.72 | 0.02 | 1.86 | 0.04 | 2001 May22 | TR03 | | | | | | 1999 CF119 | 23.53 | 0.04 | 7.42 | 0.85 | 0.03 | 0.61 | 0.02 | 1.46 | 0.04 | 2002 Apr10,11 | TRC03 | | | | | | 1998 WX24 | 23.44 | 0.04 | 6.79 | 1.09 | 0.05 | 0.70 | 0.05 | 1.79 | 0.07 | 1999 Oct07 | TR00 | | | | | | 1998 WV24 | 23.41 | 0.01 | 7.43 | 0.77 | 0.01 | 0.50 | 0.03 | 1.27 | 0.03 | 1999 Sep08 | TR00 | | | | | | 1998 KS65 | 24.05 | 0.02 | 7.63 | 1.09 | 0.04 | 0.64 | 0.02 | 1.73 | 0.04 | 2001 May21 | TR03 | | | | | | 1998 FS144 | 23.55 | 0.02 | 7.17 | 0.96 | 0.02 | 0.57 | 0.02 | 1.53 | 0.03 | 2001 May21 | TR03 | | | | | | 1997 SZ10 | 23.69 | 0.03 | 8.75 | 1.14 | 0.08 | 0.65 | 0.03 | 1.79 | 0.09 | 1999 Oct07 | TR00 | | | | | | 1997 QH4 | 23.70 | 0.04 | 7.44 | 1.01 | 0.07 | 0.67 | 0.05 | 1.68 | 0.09 | 1998 Oct26 | TR00 | | | | | | 1997 CV29 | 23.86 | 0.01 | 7.71 | 1.21 | 0.01 | 0.65 | 0.02 | 1.86 | 0.02 | 2001 May22 | TR03 | | | | | | 1997 CT29 | 23.72 | 0.11 | 7.19 | | | 0.75 | 0.12 | | | 1998 Jan23-26 | TR00 | | | | | | 1996 TS66 | 22.47 | 0.08 | 6.50 | 1.02 | 0.05 | 0.76 | 0.05 | 1.78 | 0.07 | 1997 Oct05 | TR98/RT99 | | | | | | 1996 TK66 | 23.14 | 0.03 | 6.75 | 0.99 | 0.02 | 0.63 | 0.02 | 1.62 | 0.03 | 1998 Oct26 | TR00 | | | | | | 1996 RR20 | 23.57 | 0.01 | 7.20 | 1.16 | 0.04 | 0.71 | 0.03 | 1.87 | 0.05 | 1999 Sep07 | TR00 | | | | | | 1996 RQ20 | 22.94 | 0.07 | 7.00 | | | 0.44 | 0.05 | | | 1997 Oct10 | TR98/RT99 | | | | | | 1995 HM5 | 23.4 | 0.1 | 8.29 | 0.60 | 0.15 | 0.41 | 0.12 | 1.01 | 0.19 | 1997 Apr08 | TR98/RT99 | | | | | | 1994 TA | 24.31 | 0.05 | 12.05 | 1.24 | 0.10 | 0.68 | 0.03 | 1.92 | 0.10 | 1998 Oct26 | TR00 | | | | | 471339 | | 2011 ON45 | 22.32 | | 11.94 | 1.11 | 0.03 | 0.71 | 0.02 | 1.81 | 0.04 | 2014 Oct28 | TRC16 | | | 469372 | 2001 QF298 | 21.79 | 0.05 | 5.33 | 0.74 | 0.05 | 0.40 | 0.04 | 1.15 | 0.05 | 2003 Nov 22,24 | TRC16 | | | | 469362 | | 2001 KB77 | 22.60 | 0.05 | 7.68 | 0.89 | 0.10 | 0.48 | 0.08 | 1.37 | 0.13 | 2004 Apr24 | TRC16 | | | 463368 | | 2012 VU85 | 22.96 | | 8.73 | 1.07 | 0.06 | 0.63 | 0.04 | 1.70 | 0.07 | 2014 Oct26 | TRC16 | | | 459971 | | 2014 ON6 | 20.53 | | 12.10 | 0.97 | 0.02 | 0.58 | 0.02 | 1.55 | 0.03 | 2014 Oct29 | TRC16 | | | 459865 | | 2013 XZ8 | 20.73 | | 9.77 | 0.72 | 0.02 | 0.45 | 0.02 | 1.17 | 0.03 | 2014 Oct29 | TRC16 | | | 449097 | | 2012 UT68 | 20.92 | | 9.81 | 1.02 | 0.02 | 0.66 | 0.02 | 1.68 | 0.03 | 2014 Oct28 | TRC16 | | | 447178 | | 2005 RO43 | 21.29 | | 7.26 | 0.77 | 0.03 | 0.47 | 0.03 | 1.24 | 0.03 | 2011 Oct31 | TRC16 | | | 445473 | | 2010 VZ98 | 20.99 | | 5.27 | 1.10 | 0.04 | 0.67 | 0.02 | 1.77 | 0.03 | 2011 Oct28 | TRC16 | | | 416400 | | 2003 UZ117 | 21.30 | 0.05 | 5.22 | 0.63 | 0.03 | 0.36 | 0.03 | 0.99 | 0.03 | 2004 Dec12 | TRC16 | | | 385185 | | 1993 RO | 23.95 | 0.03 | 8.92 | 0.85 | 0.07 | 0.51 | 0.06 | 1.36 | 0.09 | 1999 Sep08 | TR00 | | | 382004 | | 2010 RM64 | 19.52 | | 11.24 | 1.00 | 0.02 | 0.55 | 0.02 | 1.56 | 0.02 | 2011 Nov01 | TRC16 | | | 349933 | | 2009 YF7 | 20.88 | | 11.00 | 0.72 | 0.02 | 0.46 | 0.02 | 1.18 | 0.03 | 2014 Oct28 | TRC16 | | | 346889 | Rhiphonos | 2009 QV38 | 20.05 | | 11.99 | 0.82 | 0.02 | 0.55 | 0.02 | 1.37 | 0.02 | 2009 Nov20 | TRC16 | | | 342842 | | 2008 YB3 | 18.34 | | 9.59 | 0.77 | 0.02 | 0.46 | 0.02 | 1.23 | 0.02 | 2011 Oct28 | TRC16 | | | 341275 | | 2007 RG283 | 21.26 | | 8.77 | 0.79 | 0.03 | 0.47 | 0.03 | 1.26 | 0.03 | 2011 Nov01 | TRC16 | | | 336756 | | 2010 NV1 | 20.85 | | 10.71 | 0.74 | 0.03 | 0.50 | 0.02 | 1.24 | 0.02 | 2011 Oct31 | TRC16 | | | 315898 | | 2008 QD4 | 19.17 | | 11.41 | 0.74 | 0.02 | 0.46 | 0.02 | 1.20 | 0.02 | 2009 Nov20 | TRC16 | | | 309741 | | 2008 UZ6 | 21.46 | | 11.23 | 0.92 | 0.04 | 0.59 | 0.03 | 1.52 | 0.04 | 2009 Nov17 | TRC16 | | | 309737 | | 2008 SJ236 | 20.10 | | 12.50 | 1.01 | 0.02 | 0.58 | 0.02 | 1.60 | 0.02 | 2009 Nov18 | TRC16 | | | 309139 | | 2006 XQ51 | 21.47 | | 10.33 | 0.74 | 0.03 | 0.41 | 0.03 | 1.15 | 0.03 | 2009 Nov20 | TRC16 | | | 307261 | | 2002 MS4 | 20.43 | 0.02 | 3.63 | 0.69 | 0.02 | 0.38 | 0.02 | 1.07 | 0.02 | 2005 Jun06 | TRC16 | | | 281371 | | 2008 FC76 | 19.75 | | 9.69 | 0.97 | 0.02 | 0.63 | 0.02 | 1.60 | 0.03 | 2014 Oct29 | TRC16 | | | 250112 | | 2002 KY14 | 20.15 | | 10.41 | 1.06 | 0.02 | 0.69 | 0.02 | 1.75 | 0.02 | 2009 Nov17 | TRC16 | | | 248835 | | 2006 SX368 | 20.54 | | 9.50 | 0.74 | 0.02 | 0.47 | 0.02 | 1.22 | 0.02 | 2011 Oct28 | TRC16 | | | 208996 | | 2003 AZ84 | 20.50 | 0.02 | 3.82 | 0.70 | 0.03 | 0.36 | 0.02 | 1.06 | 0.04 | 2004 Dec11 | TRC16 | | | 181708 | | 1993 FW | 23.43 | 0.01 | 7.09 | 1.03 | 0.05 | 0.63 | 0.01 | 1.66 | 0.05 | 2001 May23 | TR03 | | | 174567 | Varda | 2003 MW12 | 20.51 | | 3.55 | 0.90 | 0.04 | 0.55 | 0.02 | 1.45 | 0.04 | 2006 Apr02 | TRC16 | | | 148209 | | 2000 CR105 | 24.03 | 0.02 | 6.60 | 0.76 | 0.05 | 0.52 | 0.02 | 1.28 | 0.05 | 2002 Apr10 | TRC03 | | | 145486 | | 2005 UJ438 | 21.01 | | 11.57 | 1.01 | 0.03 | 0.63 | 0.03 | 1.64 | 0.04 | 2009 Nov18 | TRC16 | | | 143707 | | 2003 UY117 | 21.08 | | 5.92 | 0.95 | 0.03 | 0.59 | 0.02 | 1.55 | 0.02 | 2011 Oct31 | TRC16 | | | 136472 | Makemake | 2005 FY9 | 17.28 | | 0.05 | 0.85 | 0.02 | 0.48 | 0.02 | 1.33 | 0.02 | 2006 Apr02 | TRC16 | | | 136204 | 2003 WL7 | 21.06 | 0.02 | 8.86 | 0.74 | 0.04 | 0.49 | 0.02 | 1.23 | 0.04 | 2004 Dec13 | TRC16 | | | | 136199 | Eris | 2003 UB313 | 18.77 | 0.02 | -1.13 | 0.75 | 0.02 | 0.43 | 0.02 | 1.18 | 0.02 | 2005 Oct31 | TRC16 | | | 120216 | | 2004 EW95 | 21.17 | 0.03 | 6.46 | 0.70 | 0.02 | 0.37 | 0.02 | 1.07 | 0.03 | 2005 Jun06,07 | TRC16 | | | 120181 | 2003 UR292 | 22.03 | 0.05 | 7.51 | 1.03 | 0.06 | 0.64 | 0.05 | 1.67 | 0.06 | 2004 Dec11,12 | TRC16 | | | | 120132 | | 2003 FY128 | 20.78 | | 4.97 | 0.99 | 0.03 | 0.61 | 0.03 | 1.60 | 0.03 | 2006 Apr02 | TRC16 | | | 120061 | | 2003 C01 | 20.34 | 0.02 | 9.29 | 0.74 | 0.03 | 0.49 | 0.02 | 1.24 | 0.04 | 2003 May05 | TRC03 | | | 119979 | | 2002 WC19 | 21.17 | | 4.71 | 1.04 | 0.05 | 0.63 | 0.04 | 1.67 | 0.04 | 2005 Nov01 | TRC16 | | | 119951 | | 2002 KX14 | 20.88 | 0.03 | 4.86 | 1.05 | 0.03 | 0.61 | 0.02 | 1.66 | 0.04 | 2005 Jun07,08 | TRC16 | | | 119315 | | 2001 SQ73 | 21.17 | 0.02 | 9.24 | 0.67 | 0.02 | 0.46 | 0.01 | 1.13 | 0.02 | 2002 Oct11 | TRC03 | | | 119068 | | 2001 KC77 | 22.83 | 0.02 | 7.23 | 0.91 | 0.01 | 0.56 | 0.01 | 1.47 | 0.01 | 2002 Apr11 | TRC03 | | | 118228 | | 1996 TQ66 | 23.12 | 0.11 | 7.69 | 1.16 | 0.10 | 0.70 | 0.07 | 1.86 | 0.12 | 1997 Oct04 | TR98/RT99 | | | 95626 | 2002 GZ32 | 20.73 | 0.02 | 7.24 | 0.61 | 0.01 | 0.42 | 0.04 | 1.03 | 0.04 | 2002 Dec31 | TRC03 | | | | 90568 | | 2004 GV9 | 20.18 | 0.03 | 4.14 | 0.95 | 0.03 | 0.52 | 0.02 | 1.47 | 0.03 | 2005 Jun08 | TRC16 | | | 90482 | Orcus | 2004 DW | 19.20 | 0.02 | 2.28 | 0.68 | 0.02 | 0.37 | 0.02 | 1.04 | 0.03 | 2004 Apr20 | TRC16 | | | 90377 | Sedna | 2003 VB12 | 21.42 | 0.02 | 1.86 | 1.25 | 0.03 | 0.78 | 0.02 | 2.03 | 0.03 | 2004 Dec11 | TRC16 | | | 88269 | | 2001 KF77 | 24.13 | 0.01 | 10.52 | 1.08 | 0.04 | 0.73 | 0.01 | 1.81 | 0.04 | 2003 Mar03 | TRC03 | | | 87269 | | 2000 OO67 | 23.17 | 0.12 | 9.82 | 1.08 | 0.20 | 0.72 | 0.13 | 1.80 | 0.24 | 2001 Sep19 | TRC03 | | | 86047 | | 1999 OY3 | 22.53 | 0.02 | 6.46 | 0.71 | 0.01 | 0.37 | 0.02 | 1.08 | 0.02 | 1999 Sep08 | TR00 | | | 85633 | | 1998 KR65 | 23.72 | 0.03 | 7.10 | 1.13 | 0.02 | 0.67 | 0.02 | 1.80 | 0.03 | 2001 May23 | TR03 | | | 84922 | | 2003 VS2 | 19.96 | 0.02 | 4.32 | 0.93 | 0.02 | 0.59 | 0.02 | 1.52 | 0.03 | 2003 Nov24 | TRC16 | | | 84719 | 2002 VR128 | 21.12 | 0.02 | 5.43 | 0.93 | 0.03 | 0.61 | 0.02 | 1.54 | 0.04 | 2004 Dec14 | TRC16 | | | | 84522 | | 2002 TC302 | 21.14 | 0.02 | 4.23 | 1.03 | 0.02 | 0.67 | 0.02 | 1.70 | 0.02 | 2004 Dec13 | TRC16 | | | 83982 | Crantor | 2002 GO9 | 20.89 | 0.01 | 9.17 | 1.10 | 0.02 | 0.76 | 0.01 | 1.86 | 0.02 | 2003 Mar02 | TR03 | | | 82158 | | 2001 FP185 | 21.79 | 0.01 | 6.38 | 0.78 | 0.02 | 0.58 | 0.01 | 1.37 | 0.02 | 2003 Mar03 | TRC03 | | | 82155 | | 2001 FZ173 | 21.48 | 0.01 | 6.23 | 0.86 | 0.01 | 0.55 | 0.01 | 1.41 | 0.01 | 2003 Mar02 | TRC03 | | | 82075 | | 2000 YW134 | 21.26 | 0.03 | 4.74 | 0.92 | 0.02 | 0.55 | 0.03 | 1.46 | 0.04 | 2002 Oct09,10 | TRC03 | | | 79360 | | 1997 CS29 | 22.11 | 0.11 | 5.52 | 1.08 | 0.07 | 0.61 | 0.04 | 1.69 | 0.08 | 1997 Oct06,09,10 | TR98/RT99 | | | 73480 | | 2002 PN34 | 20.25 | 0.01 | 8.66 | 0.76 | 0.01 | 0.52 | 0.02 | 1.28 | 0.02 | 2002 Oct10 | TRC03 | | | 65489 | Ceto | 2003 FX128 | 20.70 | 0.03 | 6.60 | 0.86 | 0.03 | 0.56 | 0.03 | 1.42 | 0.04 | 2003 May05 | TRC03 | | | 63252 | | 2001 BL41 | 21.25 | 0.01 | 11.46 | 0.70 | 0.01 | 0.51 | 0.03 | 1.21 | 0.03 | 2002 Dec31 | TRC03 | | | 60621 | | 2000 FE8 | 22.48 | 0.01 | 6.83 | 0.75 | 0.01 | 0.48 | 0.01 | 1.23 | 0.01 | 2003 Mar02 | TRC03 | | | 60608 | | 2000 EE173 | 22.09 | 0.01 | 8.49 | 0.66 | 0.01 | 0.49 | 0.01 | 1.16 | 0.01 | 2003 Mar02 | TRC03 | | | 60558 | Echeclus | 2000 EC98 | | | 9.66 | 0.85 | 0.04 | 0.55 | 0.03 | 1.39 | 0.04 | 2004 Apr23, 2006 Apr02 | TRC16 | | | 60458 | | 2000 CM114 | 23.77 | 0.02 | 7.36 | 0.73 | 0.02 | 0.50 | 0.02 | 1.24 | 0.04 | 2003 Mar03 | TRC03 | | | 55638 | | 2002 VE95 | 20.26 | 0.02 | 5.77 | 1.08 | 0.03 | 0.71 | 0.02 | 1.80 | 0.04 | 2003 Nov24 | TRC16 | | | 55637 | | 2002 UX25 | 20.35 | 0.02 | 3.97 | 0.95 | 0.02 | 0.56 | 0.02 | 1.51 | 0.03 | 2003 Nov24 | TRC16 | | | 55636 | | 2002 TX300 | 19.66 | 0.01 | 3.47 | 0.66 | 0.01 | 0.36 | 0.01 | 1.03 | 0.02 | 2002 Oct30 | TRC03 | | | 55576 | Amycus | 2002 GB10 | 19.94 | 0.03 | 8.09 | 1.11 | 0.02 | 0.70 | 0.02 | 1.82 | 0.03 | 2004 Apr23 | TRC16 | | | 55565 | | 2002 AW197 | 20.51 | 0.02 | 3.62 | 0.92 | 0.02 | 0.56 | 0.02 | 1.48 | 0.03 | 2003 Nov24 | TRC16 | | | 54598 | Bienor | 2000 QC243 | 20.59 | 0.01 | 7.69 | 0.65 | 0.08 | 0.50 | 0.01 | 1.15 | 0.08 | 2001 Sep18 | TRC03 | | | 52975 | Cyllarus | 1998 TF35 | 22.13 | 0.05 | 8.99 | 0.97 | 0.10 | 0.75 | 0.06 | 1.72 | 0.12 | 2002 Oct30 | TRC03 | | | 52872 | Okyrhoe | 1998 SG35 | 21.53 | 0.02 | 11.23 | 0.73 | 0.02 | 0.48 | 0.01 | 1.21 | 0.02 | 1999 Nov08,09,11 | TR03 | | | 52747 | | 1998 HM151 | 24.36 | 0.05 | 8.02 | 0.93 | 0.09 | 0.62 | 0.05 | 1.55 | 0.10 | 2001 May22 | TR03 | | | 50000 | Quaoar | 2002 LM60 | 19.19 | 0.01 | 2.74 | 0.94 | 0.01 | 0.64 | 0.01 | 1.58 | 0.01 | 2003 May05 | TRC03 | | | 49036 | Pelion | 1998 QM107 | 23.11 | 0.02 | 10.54 | 0.73 | 0.02 | 0.52 | 0.03 | 1.25 | 0.04 | 1999 Sep07 | TR00 | | | 47932 | | 2000 GN171 | 20.72 | 0.04 | 6.20 | 0.99 | 0.05 | 0.59 | 0.04 | 1.58 | 0.06 | 2004 Apr20 | TRC16 | | | 47171 | | 1999 TC36 | 20.31 | 0.02 | 5.33 | 1.05 | 0.02 | 0.69 | 0.01 | 1.74 | 0.02 | 2001 Sep18 | TRC03 | | | 44594 | | 1999 OX3 | 22.45 | 0.03 | 7.85 | 1.12 | 0.03 | 0.69 | 0.01 | 1.81 | 0.03 | 1999 Sep08 | TR00 | | | 42355 | Typhon | 2002 CR46 | 20.29 | 0.01 | 7.65 | 0.74 | 0.02 | 0.52 | 0.01 | 1.26 | 0.02 | 2002 Dec31 | TRC03 | | | 38628 | Huya | 2000 EB173 | 19.78 | 0.04 | 5.03 | 1.00 | 0.06 | 0.60 | 0.03 | 1.60 | 0.07 | 2001 Apr17,18 | TR03 | | | 38084 | | 1999 HB12 | 22.44 | 0.01 | 7.04 | 0.82 | 0.02 | 0.57 | 0.02 | 1.39 | 0.03 | 2002 Apr10,11 | TRC03 | | | 33340 | | 1998 VG44 | 21.37 | 0.03 | 6.61 | 1.00 | 0.03 | 0.53 | 0.02 | 1.53 | 0.04 | 2004 Dec 13 | TRC16 | | | 33001 | | 1997 CU29 | 23.31 | 0.08 | 6.68 | | | 0.66 | 0.04 | | | 1998 Jan23-26 | TR00 | | | 32929 | | 1995 QY9* | 22.88 | | 8.06 | | | | | | | 1997 Oct10 | RT99 | | | 32532 | Thereus | 2001 PT13 | 18.90 | 0.01 | 9.32 | 0.71 | 0.01 | 0.47 | 0.01 | 1.18 | 0.01 | 2001 Sep18 | TRC03 | | | 31824 | Elatus | 1999 UG5 | 19.23 | 0.08 | 10.49 | 1.08 | 0.05 | 0.67 | 0.01 | 1.75 | 0.05 | 1999 Nov08,11,12 | TR03 | | | 29981 | | 1999 TD10 | 20.20 | 0.05 | 9.06 | 0.77 | 0.02 | 0.47 | 0.01 | 1.24 | 0.02 | 1999 Nov08,11,12 | TR03 | | | 26375 | | 1999 DE9 | 20.73 | 0.01 | 5.20 | 1.03 | 0.02 | 0.58 | 0.03 | 1.60 | 0.03 | 2003 Jan01 | TRC03 | | | 26308 | | 1998 SM165* | 21.61 | 0.05 | 6.13 | 1.01 | 0.10 | 0.75 | 0.07 | 1.76 | 0.12 | 1999 Nov13-15 | TR00 | | | 26181 | | 1996 GQ21 | 21.09 | 0.04 | 5.08 | 0.99 | 0.05 | 0.67 | 0.04 | 1.66 | 0.06 | 2004 Apr22 | TRC16 | | | 24978 | | 1998 HJ151 | 23.91 | 0.02 | 7.67 | 1.11 | 0.03 | 0.71 | 0.03 | 1.82 | 0.04 | 2001 May21 | TR03 | | | 24835 | | 1995 SM55 | 20.55 | 0.01 | 4.54 | 0.65 | 0.01 | 0.39 | 0.01 | 1.04 | 0.01 | 1999 Nov11,12 | TR03 | | | 20108 | | 1995 QZ9 | 24.12 | 0.02 | 8.58 | 0.88 | 0.04 | 0.52 | 0.03 | 1.40 | 0.05 | 1999 Sep07 | TR00 | | | 20000 | Varuna | 2000 WR106 | 20.45 | 0.05 | 3.92 | 0.96 | 0.08 | 0.56 | 0.02 | 1.52 | 0.08 | 2001 Apr17,18 | TR03 | | | 19521 | Chaos | 1998 WH24 | 21.23 | 0.01 | 4.94 | 0.94 | 0.03 | 0.62 | 0.03 | 1.56 | 0.04 | 1999 Nov08-12 | TR00 | | | 19308 | | 1996 TO66 | 21.38 | 0.05 | 4.76 | 0.74 | 0.04 | 0.38 | 0.03 | 1.12 | 0.05 | 1997 Oct03,04,06 | TR98/RT99 | | | 19299 | | 1996 SZ4 | 23.33 | 0.03 | 8.44 | 0.83 | 0.03 | 0.52 | 0.02 | 1.35 | 0.04 | 1999 Sep07 | TR00 | | | 19255 | | 1994 VK8* | 24.07 | | | 1.01 | 0.06 | 0.67 | 0.03 | 1.68 | 0.07 | 1998 Oct26 | TR00 | | | 19255 | | 1994 VK8* | 24.05 | | 7.53 | | | | | | | 1998 Jan 24,26 | RT99 | | | 16684 | | 1994 JQ1 | 23.51 | 0.03 | 7.14 | 1.12 | 0.02 | 0.63 | 0.02 | 1.75 | 0.03 | 2001 May21 | TR03 | | | 15875 | | 1996 TP66 | 21.64 | 0.06 | 7.39 | 1.17 | 0.05 | 0.68 | 0.03 | 1.85 | 0.06 | 1997 Oct03-05 | TR98/RT99 | | | 15874 | | 1996 TL66 | 20.91 | 0.03 | 5.39 | 0.75 | 0.02 | 0.35 | 0.01 | 1.10 | 0.02 | 1997 Oct02,09 | TR98/RT99 | | | 15820 | | 1994 TB* | 23.20 | | 8.11 | 1.10 | 0.15 | 0.68 | 0.06 | 1.78 | 0.16 | 1995 Nov24-27 | TR98/RT99 | | | 15820 | | 1994 TB* | 22.91 | | 8.04 | | | | | | | 1997 Oct07 | RT99 | | | 15810 | | 1994 JR1 | 22.9 | 0.1 | 7.35 | | | 0.36 | 0.08 | | | 1997 Apr07,08 | TR98/RT99 | | | 15789 | | 1993 SC | 22.74 | 0.02 | 7.23 | 1.27 | 0.11 | 0.70 | 0.04 | 1.97 | 0.12 | 1995 Nov24-27 | TR98/RT99 | | | 15789 | | 1993 SC | 22.67 | 0.06 | 7.30 | | | | | | | 1996 Oct08 | RT99 | | | 15788 | | 1993 SB | 23.13 | 0.01 | 8.15 | 0.82 | 0.03 | 0.47 | 0.04 | 1.29 | 0.05 | 1999 Sep08 | TR00 | | | 15760 | | 1992 QB1 | 23.79 | 0.03 | 7.61 | 0.92 | 0.06 | 0.78 | 0.03 | 1.70 | 0.07 | 1999 Sep08 | TR00 | | | 10370 | Hylonome | 1995 DW2 | 22.24 | 0.02 | 9.53 | 0.73 | 0.08 | 0.43 | 0.05 | 1.16 | 0.09 | 1997 Apr07 | TR98/RT99 | | | 10199 | Chariklo | 1997 CU26 | 18.56 | 0.02 | 6.76 | 0.77 | 0.05 | 0.48 | 0.01 | 1.25 | 0.05 | 1997 Oct08 | TR98/RT99 | | | 08405 | Asbolus* | 1995 GO | 20.12 | | 9.18 | 0.75 | 0.04 | 0.47 | 0.04 | 1.22 | 0.06 | 1996 Apr14 | TR98/RT99 | | | 07066 | Nessus | 1993 HA2 | 20.84 | 0.04 | 9.52 | | | 0.77 | 0.05 | | | 1996 Apr14 | TR98/RT99 | | | 05145 | Pholus* | 1992 AD | 18.46 | | 7.63 | 1.19 | 0.10 | 0.78 | 0.04 | 1.97 | 0.11 | 1995 Nov27 | TR98/RT99 | |

Notes to Table

(V) Brightness of a KBO in green light on the Kron-Cousins photometric system (Landolt 1992, Astronomical Journal, volume 104, page 340).

(Hv) Absolute V magnitude, brightness of a KBO at a standard heliocentric distance of 1 AU, a standard geocentric distance of 1 AU, and a Sun-KBO-Earth (phase) angle of 0 degrees. See Romanishin, Tegler, Rettig, Consolmagno, and Botthof 2001, Proceedings of the National Academy of Sciences, volume 98, page 11863 for our conversion of V to Hv.

(B-V, V-R, B-R) Broad band optical colors on the Kron-Cousins photometric system (Landolt 1992, Astronomical Journal, volume 104, page 340). For reference, the Sun has B-V = 0.67, V-R = 0.36, and B-R = 1.03.

(UT) Universal time (date) of the observations.

(REF) References to the measurements in the literature.

TRC16 - Tegler, Romanishin, and Consolmagno, 2016, Astronomical Journal, volume 152, page 210.

RT05 - Romanishin and Tegler, 2005, Icarus, In Press.

RT99 - Romanishin and Tegler, 1999, Nature, volume 398, page 129.

TRC03 - Tegler, Romanishin, and Consolmagno, 2003, Astrophysical Journal Letters, volume 599, page L59.

TR03 - Tegler and Romanishin, 2003, Icarus, volume 161, page 181.

TR00 - Tegler and Romanishin, 2000, Nature, volume 407, page 979.

TR98 - Tegler and Romanishin, 1998, Nature, volume 392, page 49.

UP - Unpublished as of November 1, 2005.

The columns immediately to the right of V, B-V, V-R, and B-R are the uncertainties in the measurements. The uncertainty in Hv is essentially the same as the uncertainty in V. Lightcurves could result in Hvvalues significantly different than the values given above.

% We reported 2004 PY42 has a faint coma (IAUC 8545).

@ Both components of the binary KBO 2000 CF105.

*1995 QY9, 1998 SM165, 1994 VK8, 1994 TB, Asbolus, and Pholus have no entries for uncertainty in V and Hv because they have lightcurves (see Romanishin and Tegler 1999, Nature, volume 398, page 129; Romanishin et al. 2001, Proceedings National Academy of Sciences, volume 98, page 11863). In these cases, V and Hvrepresent the average value of the lightcurve.

We've made an extensive study of Pholus' lightcurve (see Tegler et al. 2005, Icaurs, volume 175, page 390).