MPEC 2008-S84 : 2007 TD66
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M.P.E.C. 2008-S84 Issued 2008 Sept. 29, 03:57 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 TD66
Revision to MPEC 2007-T100
Additional Observations:
K07T66D C2008 09 27.38418 04 23 40.19 +23 24 45.9 22.1 V ES084H55
K07T66D C2008 09 27.39673 04 23 40.61 +23 24 28.4 22.6 V ES084H55
K07T66D C2008 09 27.41001 04 23 40.96 +23 24 11.0 22.4 V ES084H55
K07T66D C2008 09 28.34390 04 24 09.44 +23 02 33.3 22.1 V ES084H55
K07T66D C2008 09 28.36034 04 24 09.77 +23 02 10.1 22.5 V ES084H55
K07T66D C2008 09 28.37561 04 24 10.04 +23 01 48.1 22.3 V ES084H55
Observer details:
H55 Astronomical Research Observatory, Charleston. Observer R. Holmes.
Measurer H. Devore. 0.81-m f/4.0 astrograph + CCD.
First and last observations above in comparison with prediction:
Residuals in seconds of arc, reference and Delta-T
080927 H55 6.4- 0.8+ 080928 H55 6.4- 0.6+ MPO138132 +0.0015 day
Orbital elements:
2007 TD66 Earth MOID = 0.2186 AU
Epoch 2008 Nov. 30.0 TT = JDT 2454800.5 MPC
M 239.26856 (2000.0) P Q
n 1.03720944 Peri. 1.26267 -0.89527000 +0.43186173
a 0.9665517 Node 205.23469 -0.41097834 -0.89540624
e 0.3103114 Incl. 14.88092 -0.17201286 -0.10836562
P 0.95 H 21.8 G 0.15 U 4
Residuals in seconds of arc
071012 G96 0.2+ 0.2- 071013 G96 0.2+ 0.4- 071028 H55 0.9- 1.4-
071012 G96 0.2+ 0.1- 071013 G96 0.1+ 0.5- 071028 H55 0.4- 0.6-
071012 G96 0.1+ 0.2- 071013 G96 0.1+ 0.4- 071028 H55 0.3+ 0.4+
071012 G96 0.1- 0.2- 071013 G96 0.5+ 0.2- 071104 291 0.0 0.8-
071012 651 0.2- 0.5- 071014 704 0.3- 0.0 071104 291 0.4- 0.1-
071012 651 0.7+ 0.4+ 071014 704 0.7+ 1.2+ 071104 291 0.0 0.3+
071012 651 0.3+ 0.4+ 071014 704 0.2- 0.6+ 071113 291 0.0 0.4+
071012 G96 0.1+ 0.0 071014 704 0.0 0.9+ 071113 291 0.0 0.1-
071012 G96 0.0 0.2- 071015 246 0.6- 1.4+ 071113 291 0.4- 0.3-
071012 G96 0.1- 0.1- 071015 246 0.7+ 0.7+ 080109 568 0.0 0.0
071012 G96 0.4+ 0.3- 071015 246 0.8- 0.4+ 080109 568 0.0 0.0
071013 H55 0.1- 0.1- 071019 448 0.1+ 0.5- 080927 H55 1.0- 0.0
071013 H55 0.2+ 0.0 071019 448 0.5- 0.4- 080927 H55 0.5+ 0.4-
071013 H55 0.1- 0.5+ 071019 448 0.5- 0.2- 080927 H55 0.8+ 0.3+
071013 704 0.9+ 0.9+ 071020 715 0.5+ 0.3- 080928 H55 0.3+ 0.7+
071013 704 0.7+ 0.5+ 071020 715 0.7+ 0.3- 080928 H55 0.0 0.5+
071013 704 1.0+ 0.1- 071020 715 0.1- 0.4+ 080928 H55 0.8- 0.0
071013 704 0.7- 0.7- 071020 715 0.1+ 0.0
Ephemeris:
2007 TD66 a,e,i = 0.97, 0.31, 15 q = 0.6666
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2008 09 21 04 19.08 +25 34.1 0.486 1.262 110.9 48.0 22.5
2008 10 01 04 25.17 +21 57.0 0.422 1.266 120.0 43.2 22.1
2008 10 11 04 24.43 +16 45.6 0.363 1.265 130.7 36.8 21.6
2008 10 21 04 15.11 +09 31.7 0.312 1.258 142.7 28.7 21.0
2008 10 31 03 55.83 +00 08.9 0.277 1.245 152.9 21.3 20.5
2008 11 10 03 27.63 -10 16.1 0.262 1.227 151.8 22.4 20.4
2008 11 20 02 55.29 -19 27.5 0.267 1.203 139.2 32.5 20.7
2008 11 30 02 25.42 -25 47.7 0.288 1.173 124.4 43.9 21.1
2008 12 10 02 02.93 -29 20.2 0.316 1.138 111.3 53.7 21.5
2008 12 20 01 48.65 -31 00.5 0.344 1.098 100.1 61.9 21.9
Gareth V. Williams (C) Copyright 2008 MPC M.P.E.C. 2008-S84
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