MPEC 2009-Y01 : 2009 XP7
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M.P.E.C. 2009-Y01 Issued 2009 Dec. 16, 00:22 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
2009 XP7
Observations:
K09X07P* C2009 12 15.20008 04 41 21.93 +28 17 58.5 19.0 EY001704
K09X07P C2009 12 15.21280 04 41 27.48 +28 15 48.7 19.0 EY001704
K09X07P C2009 12 15.22550 04 41 32.99 +28 13 38.8 19.3 EY001704
K09X07P C2009 12 15.23821 04 41 38.42 +28 11 28.0 19.6 EY001704
K09X07P C2009 12 15.25096 04 41 43.96 +28 09 17.6 19.5 EY001704
K09X07P KC2009 12 15.96919 04 47 09.78 +26 08 17.2 18.5 R EY001143
K09X07P KC2009 12 15.97730 04 47 13.10 +26 06 57.2 18.7 R EY001143
K09X07P C2009 12 15.98108 04 47 14.64 +26 06 20.8 EY001204
K09X07P KC2009 12 15.98474 04 47 16.11 +26 05 43.6 18.8 R EY001143
K09X07P C2009 12 15.98716 04 47 17.09 +26 05 20.2 18.7 C EY001204
K09X07P C2009 12 15.99688 04 47 21.08 +26 03 42.6 EY001204
Observer details:
143 Gnosca. Observer S. Sposetti. 0.40-m f/4 reflector + CCD.
204 Schiaparelli Observatory. Observer L. Buzzi. 0.60-m f/4.64 reflector
+ CCD.
704 Lincoln Laboratory ETS, New Mexico. Observers M. Blythe, G. Spitz,
R. Brungard, J. Paige, P. Festler. 1.0-m f/2.15 reflector + CCD.
Orbital elements:
2009 XP7 Earth MOID = 0.0706 AU
Epoch 2010 Jan. 4.0 TT = JDT 2455200.5 MPC
M 21.50872 (2000.0) P Q
n 0.45295336 Peri. 147.52881 +0.60282967 -0.76968961
a 1.6791921 Node 264.52815 +0.67951564 +0.63333134
e 0.3909375 Incl. 12.18911 +0.41815653 +0.08043203
P 2.18 H 23.3 G 0.15 U 9
Residuals in seconds of arc
091215 704 0.1+ 0.3+ 091215 704 0.1- 0.2- 091215 143 0.0 0.3+
091215 704 0.3+ 0.3+ 091215 143 0.5- 0.4- 091215 204 0.1- 0.3+
091215 704 0.3+ 0.2+ 091215 143 0.0 0.1+ 091215 204 0.7+ 0.8-
091215 704 0.6- 0.5- 091215 204 0.0 0.5+
Ephemeris:
2009 XP7 a,e,i = 1.68, 0.39, 12 q = 1.0227
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2009 12 15 04 39.71 +28 52.8 0.0804 1.063 167.5 11.6 18.7
2009 12 17 04 54.30 +23 24.5 0.0859 1.069 169.9 9.3 18.7
2009 12 19 05 06.15 +18 35.3 0.0925 1.075 169.3 9.8 18.9
2009 12 21 05 15.90 +14 25.8 0.100 1.082 166.9 11.9 19.2
2009 12 23 05 24.05 +10 53.4 0.108 1.088 164.1 14.3 19.5
2009 12 25 05 30.96 +07 53.8 0.117 1.095 161.4 16.6 19.7
2009 12 27 05 36.89 +05 22.6 0.127 1.103 158.9 18.7 20.0
2009 12 29 05 42.04 +03 15.7 0.137 1.111 156.7 20.5 20.2
2009 12 31 05 46.58 +01 29.4 0.148 1.119 154.7 22.0 20.5
2010 01 02 05 50.62 +00 00.5 0.159 1.127 153.0 23.4 20.7
2010 01 04 05 54.25 -01 13.6 0.170 1.135 151.4 24.5 20.9
2010 01 06 05 57.56 -02 15.0 0.181 1.144 150.0 25.5 21.1
2010 01 08 06 00.61 -03 05.7 0.193 1.153 148.7 26.3 21.2
2010 01 10 06 03.45 -03 47.0 0.206 1.162 147.5 27.1 21.4
2010 01 12 06 06.13 -04 20.2 0.218 1.171 146.4 27.7 21.6
2010 01 14 06 08.68 -04 46.5 0.231 1.181 145.3 28.3 21.7
(Last issue was M.P.E.C. 2009-X57)
Timothy B. Spahr (C) Copyright 2009 MPC M.P.E.C. 2009-Y01
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