MPEC 2010-A03 : 2007 TD71
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M.P.E.C. 2010-A03 Issued 2010 Jan. 2, 17:58 UT
The Minor Planet Electronic Circulars contain information on unusual
minor planets and routine data on comets. They are published
on behalf of Commission 20 of the International Astronomical Union by the
Minor Planet Center, Smithsonian Astrophysical Observatory,
Cambridge, MA 02138, U.S.A.
Prepared using the Tamkin Foundation Computer Network
MPC@CFA.HARVARD.EDU
URL http://www.cfa.harvard.edu/iau/mpc.html ISSN 1523-6714
2007 TD71
Revision to MPEC 2007-T118
Additional Observations:
K07T71D 2C2009 11 09.63061212 23 38.464+50 02 40.99 21.5 R EA003568
K07T71D 2C2009 11 09.63822712 23 40.484+50 02 39.09 21.4 R EA003568
K07T71D 2C2009 12 09.63205914 26 12.611+46 13 30.58 21.2 R EA003568
K07T71D 2C2009 12 09.63476014 26 13.202+46 13 29.08 21.3 R EA003568
Observer details:
568 Mauna Kea. Observers M. Micheli, G. T. Elliott, D. J. Tholen. Measurer
D. J. Tholen. 2.24-m University of Hawaii reflector.
First and last observations above in comparison with prediction:
Residuals in seconds of arc, reference and Delta-T
091109 568 3.5- 5.8+ 091209 568 1.1- 8.7+ MPO133540 +0.0068 day
Orbital elements:
2007 TD71 PHA, Earth MOID = 0.0297 AU
Epoch 2010 Jan. 4.0 TT = JDT 2455200.5 MPC
M 259.55848 (2000.0) P Q
n 0.67554515 Peri. 220.73073 -0.16997978 +0.79571072
a 1.2863717 Node 49.60803 -0.58205127 +0.39495735
e 0.2795168 Incl. 49.75416 -0.79518752 -0.45918749
P 1.46 H 18.5 G 0.15 U 3
Residuals in seconds of arc
071013 E12 0.3- 1.1- 071020 E12 0.0 0.1- 071130 H55 0.0 0.2+
071013 E12 0.2- 0.5+ 071021 E12 0.1+ 0.0 071214 291 0.1- 0.3+
071013 E12 0.1+ 0.7+ 071022 E12 0.1+ 0.3- 071214 291 0.1+ 0.2-
071013 E12 1.3- 0.0 071027 E12 0.0 0.1- 071214 291 0.1+ 0.1+
071013 E12 0.1- 0.0 071027 E12 0.1- 0.4+ 071226 H55 0.4- 0.3+
071014 474 0.5+ 0.5- 071102 D21 0.5+ 0.2- 071226 H55 0.4+ 0.4-
071014 474 0.1+ 0.4- 071102 D21 0.1- 0.9+ 071226 H55 0.9+ 0.3+
071014 474 0.3- 0.1- 071104 E12 0.0 0.1- 071228 291 0.1+ 0.4-
071014 474 1.0- 0.3+ 071108 E12 0.2+ 0.3+ 071228 291 0.2+ 0.2-
071014 E12 0.1+ 0.3- 071109 E12 0.1+ 0.1+ 071228 291 0.3+ 0.0
071014 E12 0.1+ 0.1- 071118 I09 0.7- 0.2- 080125 H55 0.3+ 1.3+
071015 I77 0.1- 0.1- 071118 I09 (0.2+ 2.1-) 080125 H55 0.2+ 0.9+
071015 I77 0.3- 0.0 071118 I09 0.7- 1.5+ 080125 H55 0.4+ 0.1+
071015 E12 0.3+ 0.5- 071118 I09 0.8+ 0.5- 080125 H55 0.1+ 0.6-
071018 E12 0.1- 0.1- 071118 E12 0.2+ 0.2- 091109 568 0.0 0.0
071018 E12 0.2- 0.1- 071122 E12 0.1+ 0.1- 091109 568 0.1+ 0.0
071019 E12 0.1+ 0.2- 071130 H55 0.2- 0.3+ 091209 568 0.0 0.0
071019 E12 0.5+ 0.2- 071130 H55 0.2- 0.2- 091209 568 0.0 0.0
Ephemeris:
2007 TD71 a,e,i = 1.29, 0.28, 50 q = 0.9268
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2009 12 25 15 18.83 +43 40.3 1.314 1.471 78.2 40.9 21.5
2010 01 04 15 49.19 +42 02.0 1.271 1.438 78.1 42.0 21.4
2010 01 14 16 16.75 +40 29.3 1.224 1.403 78.1 43.3 21.3
2010 01 24 16 41.75 +39 03.9 1.169 1.365 78.2 44.9 21.2
2010 02 03 17 04.48 +37 44.9 1.104 1.325 78.4 46.8 21.1
2010 02 13 17 25.31 +36 30.1 1.029 1.283 79.0 49.1 20.9
2010 02 23 17 44.61 +35 15.0 0.942 1.240 79.8 51.8 20.7
2010 03 05 18 02.94 +33 51.2 0.843 1.196 80.9 55.0 20.5
2010 03 15 18 21.20 +32 06.4 0.731 1.152 82.2 58.8 20.2
2010 03 25 18 40.82 +29 37.0 0.608 1.108 83.6 63.4 19.9
2010 04 04 19 04.84 +25 33.0 0.477 1.067 84.6 69.0 19.5
2010 04 14 19 40.10 +17 50.2 0.344 1.028 84.4 76.2 18.9
2010 04 24 20 44.41 +00 31.1 0.230 0.993 80.4 86.4 18.3
2010 05 04 22 58.36 -31 16.0 0.195 0.965 71.6 97.3 18.4
2010 05 14 01 52.29 -46 30.5 0.275 0.943 68.1 96.2 19.0
2010 05 24 03 30.10 -45 41.1 0.404 0.930 66.8 89.7 19.5
2010 06 03 04 16.19 -42 33.9 0.539 0.927 65.1 83.0 19.9
2010 06 13 04 41.79 -39 28.7 0.667 0.933 63.4 76.8 20.2
2010 06 23 04 58.53 -36 37.4 0.779 0.948 62.1 71.3 20.3
2010 07 03 05 10.98 -33 58.3 0.871 0.972 61.4 66.7 20.5
2010 07 13 05 21.15 -31 30.9 0.940 1.002 61.5 63.1 20.6
2010 07 23 05 29.82 -29 14.9 0.984 1.038 62.5 60.3 20.7
2010 08 02 05 37.31 -27 09.4 1.005 1.077 64.5 58.2 20.8
2010 08 12 05 43.59 -25 13.8 1.001 1.120 67.5 56.8 20.8
2010 08 22 05 48.32 -23 25.9 0.975 1.163 71.6 55.6 20.8
2010 09 01 05 51.00 -21 42.1 0.929 1.207 76.9 54.5 20.7
2010 09 11 05 50.77 -19 57.0 0.866 1.251 83.5 53.1 20.6
2010 09 21 05 46.28 -18 00.5 0.789 1.294 91.6 50.9 20.4
2010 10 01 05 35.65 -15 35.8 0.703 1.335 101.7 47.3 20.1
2010 10 11 05 16.11 -12 16.0 0.617 1.375 114.6 41.3 19.8
2010 10 21 04 44.52 -07 21.3 0.542 1.412 131.1 32.1 19.3
2010 10 31 03 59.62 -00 23.7 0.495 1.447 151.4 19.2 18.7
2010 11 10 03 06.14 +07 51.6 0.493 1.479 170.7 6.2 18.3
2010 11 20 02 15.49 +15 20.9 0.544 1.509 159.3 13.4 18.8
2010 11 30 01 36.90 +20 50.3 0.636 1.536 141.4 23.6 19.6
2010 12 10 01 12.11 +24 38.0 0.756 1.560 126.8 30.4 20.2
2010 12 20 00 58.70 +27 26.5 0.891 1.581 115.0 34.3 20.7
2010 12 30 00 53.58 +29 45.5 1.031 1.599 105.1 36.4 21.1
2011 01 09 00 54.46 +31 51.7 1.172 1.615 96.6 37.2 21.4
2011 01 19 00 59.78 +33 54.0 1.309 1.627 89.2 37.2 21.6
2011 01 29 01 08.52 +35 56.4 1.439 1.636 82.6 36.7 21.8
2011 02 08 01 20.10 +38 01.0 1.561 1.642 76.6 35.8 22.0
Gareth V. Williams (C) Copyright 2010 MPC M.P.E.C. 2010-A03
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