MPEC 2010-E49 : COMET P/2010 A1 (HILL)
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M.P.E.C. 2010-E49 Issued 2010 Mar. 11, 23:34 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 https://www.minorplanetcenter.org/iau/mpc.html ISSN 1523-6714
COMET P/2010 A1 (HILL)
Observations:
PK10A010 C2010 01 19.91458 09 00 23.91 +34 25 48.6 19.1 N EE049473
PK10A010 C2010 01 19.91736 09 00 23.77 +34 25 49.5 19.1 N EE049473
PK10A010 C2010 03 06.95612 08 29 02.50 +34 09 12.6 19.8 T EE049B82
PK10A010 C2010 03 06.97024 08 29 02.43 +34 09 04.7 20.0 T EE049B82
PK10A010 C2010 03 06.99847 08 29 02.29 +34 08 56.9 20.0 T EE049B82
PK10A010 C2010 03 07.24665 08 29 00.08 +34 07 55.9 20.0 N EE049850
PK10A010 C2010 03 07.25045 08 28 59.91 +34 07 55.0 20.1 N EE049850
PK10A010 C2010 03 07.28079 08 28 59.71 +34 07 44.9 20.0 N EE049850
PK10A010 C2010 03 07.28458 08 28 59.56 +34 07 44.3 20.1 N EE049850
PK10A010 C2010 03 07.95473 08 28 55.56 +34 04 39.4 20.0 N EE049B82
PK10A010 C2010 03 08.00417 08 28 54.92 +34 04 22.7 20.1 N EE049B82
PK10A010 C2010 03 08.03948 08 28 54.72 +34 04 14.4 20.1 N EE049B82
PK10A010 C2010 03 08.84849 08 28 50.34 +34 00 27.9 19.8 N EE049224
PK10A010 C2010 03 08.90159 08 28 50.13 +34 00 16.1 20.0 N EE049224
Observer details:
224 Ottmarsheim. Observer C. Rinner. 0.4-m f/3 reflector + CCD.
473 Remanzacco. Observers L. Donato, V. Gonano, E. Guido, G. Sostero. 0.45-m
f/4.4 Newtonian reflector + CCD.
850 Cordell-Lorenz Observatory, Sewanee. Observer D. T. Durig. 0.30-m f/2.8
Schmidt-Cassegrain + CCD.
B82 Maidbronn. Observer B. Haeusler. 0.30-m Schmidt-Cassegrain + CCD.
Orbital elements:
P/2010 A1 (Hill)
T 2009 Aug. 6.8453 TT MPC
q 1.950037 (2000.0) P Q
n 0.1076993 Peri. 13.1182 +0.4946930 -0.8589737
a 4.375161 Node 47.4108 +0.7802832 +0.3720803
e 0.554294 Incl. 10.3343 +0.3826708 +0.3517391
P 9.15
From 149 observations 2010 Jan. 6-Mar. 8.
Ephemeris:
P/2010 A1 (Hill)
Date TT R. A. (2000) Decl. Delta r Elong. Phase m1 m2
2010 03 05 08 29.36 +34 17.7 1.869 2.665 135.1 15.2 18.6
2010 03 15 08 28.88 +33 29.7 2.013 2.718 125.9 17.2 18.9
2010 03 25 08 31.09 +32 33.0 2.171 2.772 117.1 18.7 19.1
2010 04 04 08 35.65 +31 30.4 2.340 2.826 108.8 19.6 19.4
2010 04 14 08 42.14 +30 23.6 2.517 2.880 100.9 20.0 19.6
2010 04 24 08 50.21 +29 13.5 2.700 2.935 93.3 20.0 19.8
2010 05 04 08 59.51 +28 00.8 2.884 2.990 86.1 19.7 20.1
2010 05 14 09 09.73 +26 46.0 3.069 3.044 79.1 19.0 20.3
2010 05 24 09 20.67 +25 29.1 3.253 3.099 72.3 18.1 20.5
Further observations of this comet are desirable.
Brian G. Marsden (C) Copyright 2010 MPC M.P.E.C. 2010-E49
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