MPEC 2007-X61 : 2007 XB23
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M.P.E.C. 2007-X61 Issued 2007 Dec. 15, 16:17 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 XB23
Observations:
K07X23B* C2007 12 14.56193 05 21 16.16 -59 32 19.0 17.8 R EX061E12
K07X23B C2007 12 14.56425 05 21 17.28 -59 33 13.4 17.5 R EX061E12
K07X23B C2007 12 14.57116 05 21 20.56 -59 35 50.2 17.7 R EX061E12
K07X23B C2007 12 14.57345 05 21 21.64 -59 36 41.8 17.5 R EX061E12
K07X23B C2007 12 14.58042 05 21 24.92 -59 39 13.7 17.4 R EX061E12
K07X23B C2007 12 14.58263 05 21 25.92 -59 40 01.5 17.7 R EX061E12
K07X23B C2007 12 14.58931 05 21 29.04 -59 42 21.9 17.7 R EX061E12
K07X23B C2007 12 14.59163 05 21 30.12 -59 43 09.7 17.5 R EX061E12
K07X23B C2007 12 15.47619 05 44 17.28 -62 49 23.2 18.3 R EX061E12
K07X23B C2007 12 15.47927 05 44 17.83 -62 50 02.1 18.2 R EX061E12
Observer details:
E12 Siding Spring Survey. Observer R. H. McNaught. Measurers E. C. Beshore,
A. Boattini, G. J. Garradd, A. R. Gibbs, A. D. Grauer, R. E. Hill,
R. A. Kowalski, S. M. Larson, R. H. McNaught. 0.5-m Uppsala Schmidt + CCD.
Orbital elements:
2007 XB23 Earth MOID = 0.0006 AU
Epoch 2007 Dec. 6.0 TT = JDT 2454440.5 MPC
M 342.45086 (2000.0) P Q
n 0.92635811 Peri. 192.25693 -0.04692631 -0.98755267
a 1.0421977 Node 260.57266 +0.92884297 +0.01215166
e 0.0558894 Incl. 8.75333 +0.36748966 -0.15681855
P 1.06 H 27.1 G 0.15
From 10 observations 2007 Dec. 14-15.
Ephemeris:
2007 XB23 a,e,i = 1.04, 0.06, 9 q = 0.9839
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2007 12 16 05 49.57 -63 38.6 0.00778 0.985 93.0 86.5 19.6
2007 12 18 06 04.36 -65 19.2 0.0132 0.984 91.2 88.0 20.8
2007 12 20 06 11.33 -65 59.4 0.0186 0.984 90.5 88.4 21.5
2007 12 22 06 15.47 -66 21.3 0.0239 0.984 90.1 88.5 22.1
2007 12 24 06 18.23 -66 35.5 0.0293 0.984 90.0 88.3 22.5
2007 12 26 06 20.18 -66 45.8 0.0346 0.984 89.8 88.1 22.9
Sonia Keys (C) Copyright 2007 MPC M.P.E.C. 2007-X61
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