MPEC 2009-X44 : 2009 XC2
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M.P.E.C. 2009-X44 Issued 2009 Dec. 12, 14:21 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 XC2
Observations:
K09X02C* C2009 12 11.44200 10 55 09.46 +18 18 12.4 19.1 EX044704
K09X02C C2009 12 11.45498 10 55 12.12 +18 18 20.5 19.6 EX044704
K09X02C C2009 12 11.46792 10 55 14.72 +18 18 26.6 19.6 EX044704
K09X02C C2009 12 11.48085 10 55 17.28 +18 18 34.0 19.2 EX044704
K09X02C C2009 12 11.49378 10 55 19.97 +18 18 40.0 19.5 EX044704
K09X02C C2009 12 12.02586 10 57 08.32 +18 23 29.2 19.5 R EX044A99
K09X02C C2009 12 12.02885 10 57 08.95 +18 23 31.2 19.5 R EX044A99
K09X02C C2009 12 12.03334 10 57 09.83 +18 23 33.8 19.5 R EX044A99
K09X02C C2009 12 12.07460 10 57 18.28 +18 23 57.5 EX044J87
K09X02C C2009 12 12.08384 10 57 20.19 +18 24 02.5 19.4 V EX044J87
K09X02C C2009 12 12.09325 10 57 22.10 +18 24 07.6 19.6 V EX044J87
K09X02C C2009 12 12.18861 10 57 41.32 +18 25 02.6 19.5 V EX044J75
K09X02C C2009 12 12.20152 10 57 44.01 +18 25 09.3 18.7 V EX044J75
K09X02C C2009 12 12.21442 10 57 46.60 +18 25 17.3 18.5 V EX044J75
K09X02C C2009 12 12.24536 10 57 52.81 +18 25 34.1 19.0 V EX044J75
K09X02C C2009 12 12.25295 10 57 54.35 +18 25 38.4 19.2 V EX044J75
K09X02C C2009 12 12.49142 10 58 43.50 +18 27 53.3 19.2 R EX044926
K09X02C C2009 12 12.49412 10 58 44.06 +18 27 54.8 19.2 R EX044926
K09X02C C2009 12 12.49682 10 58 44.62 +18 27 56.2 19.2 R EX044926
Observer details:
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.
926 Tenagra II Observatory. Observers P. R. Holvorcem, M. Schwartz. Measurer
P. R. Holvorcem. 0.81-m f/7 Ritchey-Chretien + CCD.
A99 Osservatorio del Monte Baldo. Observer C. Flavio. Measurer M. Claudio.
0.4-m f/8 Ritchey-Chretien + CCD.
J75 OAM Observatory, La Sagra. Observers S. Sanchez, J. Nomen, R. Stoss,
W. K. Y. Yeung, J. Rodriguez, M. Hurtado. 0.40-m f/10 reflector + CCD,
0.45-m f/2.8 reflector + CCD.
J87 La Canada. Observer J. Lacruz. 0.40-m Ritchey-Chretien + CCD.
Orbital elements:
2009 XC2 Earth MOID = 0.1374 AU
Epoch 2009 Nov. 25.0 TT = JDT 2455160.5 MPC
M 319.46540 (2000.0) P Q
n 0.34711185 Peri. 110.37500 -0.74397795 +0.52169664
a 2.0051941 Node 103.29887 -0.64955990 -0.71122403
e 0.5335107 Incl. 25.40620 +0.15674421 -0.47116133
P 2.84 H 16.9 G 0.15
From 19 observations 2009 Dec. 11-12.
Ephemeris:
2009 XC2 a,e,i = 2.01, 0.53, 25 q = 0.9354
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2009 12 05 10 34.49 +17 26.5 1.049 1.548 99.0 39.0 19.5
2009 12 15 11 07.51 +18 52.5 0.906 1.472 102.2 40.8 19.1
2009 12 25 11 46.76 +20 51.0 0.779 1.395 104.0 43.2 18.8
2010 01 04 12 34.48 +23 16.5 0.674 1.319 103.9 46.4 18.4
2010 01 14 13 32.38 +25 44.9 0.596 1.244 101.1 50.9 18.1
2010 01 24 14 39.39 +27 28.0 0.549 1.173 95.6 56.7 18.0
2010 02 03 15 49.89 +27 35.2 0.533 1.106 88.2 63.0 18.0
2010 02 13 16 56.08 +25 55.8 0.543 1.046 80.6 68.6 18.1
2010 02 23 17 53.21 +22 59.7 0.572 0.997 74.0 72.5 18.2
2010 03 05 18 41.23 +19 23.4 0.611 0.960 69.0 74.6 18.3
2010 03 15 19 22.31 +15 33.2 0.654 0.940 65.8 74.8 18.5
Timothy B. Spahr (C) Copyright 2009 MPC M.P.E.C. 2009-X44
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