MPEC 2009-X31 : 2009 XO
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M.P.E.C. 2009-X31 Issued 2009 Dec. 10, 00:01 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://www.cfa.harvard.edu/iau/mpc.html ISSN 1523-6714
2009 XO
Observations:
K09X00O* C2009 12 09.15200 07 33 04.47 +23 00 56.5 18.7 V EX031J75
K09X00O C2009 12 09.16500 07 33 06.68 +23 00 53.1 18.9 V EX031J75
K09X00O C2009 12 09.17811 07 33 08.82 +23 00 50.3 18.5 V EX031J75
K09X00O C2009 12 09.21665 07 33 15.23 +23 00 41.3 18.5 V EX031J75
K09X00O C2009 12 09.23837 07 33 18.92 +23 00 34.9 18.6 V EX031J75
K09X00O C2009 12 09.83426 07 35 08.01 +22 58 11.3 19.1 V EX031151
K09X00O C2009 12 09.84141 07 35 09.30 +22 58 10.1 19.1 V EX031151
K09X00O C2009 12 09.84855 07 35 10.58 +22 58 08.8 18.9 V EX031151
K09X00O C2009 12 09.90480 07 35 20.60 +22 57 59.2 EX031595
K09X00O C2009 12 09.91486 07 35 22.36 +22 57 57.8 18.8 V EX031595
K09X00O C2009 12 09.92512 07 35 24.19 +22 57 55.5 19.2 V EX031595
K09X00O C2009 12 09.94168 07 35 27.51 +22 57 54.1 18.6 V EX031J75
K09X00O C2009 12 09.94563 07 35 28.19 +22 57 53.4 18.6 V EX031J75
K09X00O C2009 12 09.94959 07 35 28.89 +22 57 52.5 18.7 V EX031J75
K09X00O C2009 12 09.95619 07 35 29.66 +22 57 48.9 EX031204
K09X00O C2009 12 09.95933 07 35 30.21 +22 57 48.1 EX031204
K09X00O C2009 12 09.96247 07 35 30.76 +22 57 47.7 EX031204
K09X00O C2009 12 09.96561 07 35 31.30 +22 57 47.0 EX031204
K09X00O C2009 12 09.96707 07 35 31.80 +22 57 49.8 18.3 R EX031B49
K09X00O C2009 12 09.96771 07 35 31.67 +22 57 46.6 18.7 C EX031204
K09X00O C2009 12 09.97154 07 35 32.59 +22 57 47.6 18.3 R EX031B49
K09X00O C2009 12 09.98462 07 35 34.53 +22 57 43.1 19.5 R EX031A99
K09X00O C2009 12 09.98543 07 35 34.63 +22 57 43.2 19.5 R EX031A99
K09X00O C2009 12 09.98623 07 35 34.87 +22 57 44.8 19.4 R EX031A99
Observer details:
151 Eschenberg Observatory, Winterthur. Observer M. Griesser. 0.40-m f/5.9
Hypergraph + CCD.
204 Schiaparelli Observatory. Observer L. Buzzi. 0.60-m f/4.64 reflector
+ CCD.
595 Farra d'Isonzo. Observers L. Bittesini, D. Di Maria, E. Pettarin.
Measurer E. Pettarin. 0.40-m f/4.5 reflector + CCD.
A99 Osservatorio del Monte Baldo. Observer C. Flavio. Measurer M. Claudio.
0.4-m f/8 Ritchey-Chretien + CCD.
B49 Paus Observatory, Sabadell. Observer J. Camarasa. 0.25-m f/4 Newtonian
reflector + CCD.
J75 OAM Observatory, La Sagra. Observers S. Sanchez, J. Nomen, R. Stoss,
J. Rodriguez, M. Hurtado, W. K. Y. Yeung. 0.40-m f/10 reflector + CCD,
0.45-m f/2.8 reflector + CCD.
Orbital elements:
2009 XO PHA, Earth MOID = 0.0475 AU
Epoch 2009 Nov. 25.0 TT = JDT 2455160.5 MPC
M 333.08457 (2000.0) P Q
n 0.36203371 Peri. 101.05764 -0.81959096 -0.57292199
a 1.9497101 Node 43.98842 +0.52248885 -0.75136399
e 0.4696283 Incl. 0.45967 +0.23510859 -0.32743328
P 2.72 H 20.0 G 0.15
From 24 observations 2009 Dec. 9. E-assumed.
Ephemeris:
2009 XO a,e,i = 1.95, 0.47, 0 q = 1.0341
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2009 12 05 07 21.39 +23 14.3 0.319 1.258 144.2 27.3 19.2
2009 12 15 07 51.65 +22 34.6 0.249 1.201 147.3 26.2 18.6
2009 12 25 08 31.88 +21 11.6 0.191 1.150 148.1 26.9 17.9
2010 01 04 09 28.60 +18 10.6 0.147 1.106 144.5 31.0 17.4
2010 01 14 10 45.69 +12 10.1 0.119 1.071 135.2 40.3 17.1
2010 01 24 12 13.22 +03 17.4 0.111 1.047 121.9 52.9 17.3
2010 02 03 13 29.64 -05 09.3 0.121 1.035 111.2 62.6 17.7
2010 02 13 14 24.44 -10 54.3 0.140 1.036 106.6 65.9 18.1
2010 02 23 15 00.12 -14 21.0 0.163 1.050 107.4 64.1 18.4
2010 03 05 15 21.69 -16 22.0 0.187 1.075 111.9 58.9 18.6
2010 03 15 15 32.11 -17 28.6 0.209 1.112 119.2 51.4 18.7
2010 03 25 15 33.01 -17 56.7 0.232 1.157 128.8 42.2 18.8
2010 04 04 15 26.28 -17 55.0 0.257 1.208 140.2 32.0 18.8
2010 04 14 15 14.23 -17 29.4 0.287 1.266 152.9 21.1 18.8
2010 04 24 15 00.11 -16 49.1 0.328 1.326 166.1 10.5 18.9
2010 05 04 14 47.27 -16 06.8 0.382 1.390 179.0 0.7 18.7
2010 05 14 14 37.78 -15 33.3 0.450 1.455 169.0 7.6 19.6
2010 05 24 14 32.60 -15 15.7 0.533 1.520 158.1 14.4 20.4
2010 06 03 14 31.66 -15 15.5 0.630 1.585 148.2 19.7 21.0
2010 06 13 14 34.36 -15 30.9 0.741 1.650 139.4 23.6 21.5
Timothy B. Spahr (C) Copyright 2009 MPC M.P.E.C. 2009-X31
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- B01 (the abbreviated form)
