MPEC 2006-Y71 : 2005 VR7
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M.P.E.C. 2006-Y71 Issued 2006 Dec. 29, 13:01 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://cfa-www.harvard.edu/iau/mpc.html ISSN 1523-6714
2005 VR7
Revision to MPEC 2005-V98
Additional Observations:
K05V07R 2C2006 12 25.23399423 44 04.671-11 38 40.33 21.2 R EY071568
K05V07R 2C2006 12 25.23669423 44 06.423-11 38 48.11 21.2 R EY071568
K05V07R 2C2006 12 26.27210823 55 23.378-12 27 30.32 21.0 R EY071568
K05V07R 2C2006 12 26.27422723 55 24.733-12 27 36.05 21.2 R EY071568
Observer details:
568 Mauna Kea. Observer F. Bernardi. Measurer D. J. Tholen. 2.24-m
University of Hawaii reflector + 2048 CCD.
First and last observations above in comparison with prediction:
Residuals in seconds of arc, reference and Delta-T
061225 568 14.7+ 12.1- 061226 568 15.6+ 12.4- MPO 97960 -0.0022 day
Orbital elements:
2005 VR7 PHA, Earth MOID = 0.0295 AU
Epoch 2007 Apr. 10.0 TT = JDT 2454200.5 MPC
M 145.04449 (2000.0) P Q
n 0.87465358 Peri. 101.03912 +0.90697882 +0.08804812
a 1.0828758 Node 254.92481 -0.20873339 +0.94333005
e 0.2871605 Incl. 25.24879 +0.36581388 +0.31996242
P 1.13 H 21.3 G 0.15 U 2
Residuals in seconds of arc
051107 568 0.1- 0.0 051113 568 0.1+ 0.0 051229 568 0.0 0.1+
051107 568 0.1+ 0.2- 051113 568 0.0 0.1- 061225 568 0.2- 0.0
051107 568 0.2- 0.1- 051129 568 0.1- 0.1- 061225 568 0.1- 0.0
051111 568 0.0 0.2+ 051129 568 0.1- 0.1- 061226 568 0.1+ 0.0
051111 568 0.0 0.1+ 051129 568 0.1+ 0.1- 061226 568 0.2+ 0.0
051111 568 0.0 0.1+ 051129 568 0.0 0.0
051111 568 0.1+ 0.1+ 051229 568 0.0 0.1+
Ephemeris:
2005 VR7 a,e,i = 1.08, 0.29, 25 q = 0.7719
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2006 12 21 22 56.37 -07 54.8 0.228 0.944 73.4 93.2 21.3
2006 12 31 00 43.61 -15 31.9 0.256 0.994 84.9 80.3 21.1
2007 01 10 02 03.50 -18 54.0 0.318 1.043 91.8 70.4 21.4
2007 01 20 02 58.24 -19 35.7 0.398 1.091 94.7 64.0 21.8
Timothy B. Spahr (C) Copyright 2006 MPC M.P.E.C. 2006-Y71
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