MPEC 2010-A78 : COMET P/2010 A2 (LINEAR)
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M.P.E.C. 2010-A78 Issued 2010 Jan. 15, 03:01 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
COMET P/2010 A2 (LINEAR)
Observations:
PK10A020 C2010 01 07.58402 07 08 42.46 +28 19 40.2 18.8 N EA078372
PK10A020 C2010 01 07.59104 07 08 41.92 +28 19 39.6 18.5 N EA078372
PK10A020 C2010 01 08.22299 07 07 56.61 +28 18 39.0 EA078291
PK10A020 C2010 01 08.22718 07 07 56.25 +28 18 39.2 EA078291
PK10A020 C2010 01 08.23147 07 07 55.93 +28 18 37.9 EA078291
PK10A020 C2010 01 09.58335 07 06 18.55 +28 16 19.4 EA078372
PK10A020 C2010 01 09.59242 07 06 17.85 +28 16 18.7 19.2 N EA078372
PK10A020 C2010 01 09.94816 07 05 52.43 +28 15 38.9 18.8 N EA078J01
PK10A020 C2010 01 10.82510 07 04 50.37 +28 13 57.1 17.5 N EA078A77
PK10A020 C2010 01 10.83286 07 04 49.84 +28 13 56.1 17.6 N EA078A77
PK10A020 C2010 01 10.95742 07 04 40.66 +28 13 42.0 17.6 N EA078A77
PK10A020 C2010 01 10.96520 07 04 40.14 +28 13 41.0 17.6 N EA078A77
PK10A020 C2010 01 11.88487 07 03 35.31 +28 11 48.1 17.0 N EA078A77
PK10A020 C2010 01 12.16568 07 03 16.28 +28 11 13.5 18.6 N EA078H01
PK10A020 C2010 01 12.16572 07 03 16.15 +28 11 12.9 20.0 N EA078H06
PK10A020 C2010 01 12.21797 07 03 12.43 +28 11 06.1 19.3 N EA078H06
PK10A020 C2010 01 12.28604 07 03 07.37 +28 10 59.7 18.4 N EA078H01
PK10A020 C2010 01 12.36311 07 03 01.75 +28 10 48.2 18.6 N EA078H01
PK10A020 C2010 01 12.39712 07 02 58.71 +28 10 41.4 17.5 N EA078H06
PK10A020 C2010 01 12.40247 07 02 58.71 +28 10 41.4 17.5 N EA078H06
PK10A020 C2010 01 12.41047 07 02 58.69 +28 10 40.4 17.7 N EA078H06
PK10A020 C2010 01 12.42590 07 02 57.31 +28 10 39.7 EA078291
PK10A020 C2010 01 12.42633 07 02 57.10 +28 10 39.4 18.5 N EA078H01
PK10A020 C2010 01 12.43010 07 02 56.97 +28 10 38.8 EA078291
PK10A020 C2010 01 12.43423 07 02 56.75 +28 10 36.3 EA078291
PK10A020 C2010 01 12.43881 07 02 56.42 +28 10 36.6 EA078291
PK10A020 C2010 01 12.44290 07 02 56.03 +28 10 37.6 17.9 T EA078291
PK10A020 C2010 01 12.44713 07 02 55.78 +28 10 34.3 EA078291
PK10A020 C2010 01 13.10117 07 02 09.53 +28 09 11.8 17.4 N EA078B82
PK10A020 C2010 01 13.11589 07 02 09.44 +28 09 11.6 17.6 N EA078B82
PK10A020 C2010 01 13.11808 07 02 09.33 +28 09 08.9 17.6 N EA078B82
PK10A020 C2010 01 13.49343 07 01 44.08 +28 08 15.9 EA078372
PK10A020 C2010 01 13.50080 07 01 43.43 +28 08 15.4 EA078372
PK10A020 C2010 01 13.50868 07 01 42.97 +28 08 15.0 18.1 N EA078372
PK10A020 C2010 01 14.19794 07 00 55.53 +28 06 45.1 EA078809
PK10A020 C2010 01 14.21004 07 00 54.61 +28 06 43.2 EA078809
PK10A020 C2010 01 14.21914 07 00 53.94 +28 06 41.8 EA078809
PK10A020 C2010 01 14.22309 07 00 53.68 +28 06 41.4 EA078809
PK10A020 C2010 01 14.22705 07 00 53.40 +28 06 40.8 EA078809
PK10A020 C2010 01 14.23152 07 00 53.09 +28 06 40.4 EA078809
PK10A020 C2010 01 14.24295 07 00 52.26 +28 06 38.0 EA078809
PK10A020 C2010 01 14.25203 07 00 51.63 +28 06 37.2 EA078809
PK10A020 C2010 01 14.25599 07 00 51.32 +28 06 36.3 EA078809
PK10A020 C2010 01 14.25993 07 00 51.04 +28 06 35.7 EA078809
Observer details:
291 LPL/Spacewatch II. Observer R. S. McMillan. Measurer J. V. Scotti.
1.8-m f/2.7 reflector + CCD.
372 Geisei. Observers T. Seki, K. Muraoka, S. Shimomoto. 0.70-m f/7
reflector + CCD.
809 European Southern Observatory, La Silla. Observers O. Hainaut, H. Hsieh.
Measurer O. Hainaut. 3.58-m f/11 reflector + CCD.
A77 Observatoire Chante-Perdrix, Dauban. Observers C. Rinner, F. Kugel.
Measurer F. Kugel. 0.5-m f/3 reflector + CCD.
B82 Maidbronn. Observer B. Haeusler. 0.30-m Schmidt-Cassegrain + CCD.
H01 Magdalena Ridge Observatory, Socorro. Observer W. H. Ryan. 2.4-m f/8.9
reflector + CCD.
H06 RAS Observatory, Mayhill. Observers T. Yusa, E. Bryssinck. 0.25-m f/3.4
hyperbolic astrograph + CCD, 0.25-m f/3.4 reflector + CCD.
J01 Observatorio Cielo Profundo, Oviedo. Observer J. Gonzalez. 0.20-m f/7
Schmidt-Cassegrain + CCD.
Orbital elements:
P/2010 A2 (LINEAR)
T 2009 Nov. 17.248 TT MPC
q 1.97580 (2000.0) P Q
n 0.287099 Peri. 125.600 +0.056024 -0.996866
a 2.27570 Node 321.073 +0.884891 +0.075482
e 0.13178 Incl. 5.099 +0.462417 -0.023668
P 3.43
From 55 observations 2010 Jan. 6-14.
Ephemeris:
P/2010 A2 (LINEAR)
Date TT R. A. (2000) Decl. Delta r Elong. Phase m1 m2
2010 01 14 07 01.15 +28 07.1 1.018 1.992 168.6 5.6 18.5
2010 01 24 06 50.97 +27 37.7 1.054 1.998 157.1 11.0 18.6
2010 02 03 06 44.08 +26 59.8 1.112 2.005 145.7 16.1 18.8
2010 02 13 06 41.20 +26 17.9 1.189 2.013 135.1 20.2 18.9
2010 02 23 06 42.46 +25 34.9 1.280 2.022 125.4 23.5 19.1
2010 03 05 06 47.46 +24 52.0 1.383 2.031 116.6 25.9 19.3
2010 03 15 06 55.65 +24 08.8 1.494 2.041 108.5 27.5 19.5
2010 03 25 07 06.48 +23 24.0 1.611 2.052 101.1 28.5 19.7
Further observations of this comet are desirable.
Further observations of comet C/2010 A3 are desirable.
Brian G. Marsden (C) Copyright 2010 MPC M.P.E.C. 2010-A78
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