MPEC 2010-G87 : COMET C/2010 G2 (HILL)
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Read MPEC 2010-G86
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M.P.E.C. 2010-G87 Issued 2010 Apr. 12, 01:56 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.minorplanetcenter.org/iau/mpc.html ISSN 1523-6714
COMET C/2010 G2 (HILL)
Observations:
CK10G020 C2010 04 10.42936 16 44 05.35 +10 27 21.1 19.2 T EG087703
CK10G020 C2010 04 10.43521 16 44 05.24 +10 27 25.6 20.6 T EG087703
CK10G020 C2010 04 10.44101 16 44 04.99 +10 27 28.0 19.4 T EG087703
CK10G020 C2010 04 10.44678 16 44 04.81 +10 27 30.6 19.2 T EG087703
CK10G020 C2010 04 10.45252 16 44 04.74 +10 27 35.2 19.1 T EG087703
CK10G020 C2010 04 10.45782 16 44 04.59 +10 27 38.1 19.3 T EG087703
CK10G020 C2010 04 10.46317 16 44 04.41 +10 27 41.0 19.2 T EG087703
CK10G020 C2010 04 10.46851 16 44 04.23 +10 27 44.8 19.2 T EG087703
CK10G020 C2010 04 10.48007 16 44 03.95 +10 27 52.2 19.2 T EG087G96
CK10G020 C2010 04 10.48374 16 44 03.85 +10 27 54.3 19.0 T EG087G96
CK10G020 C2010 04 10.48737 16 44 03.75 +10 27 56.7 19.0 T EG087G96
CK10G020 C2010 04 10.49104 16 44 03.66 +10 27 58.8 19.1 T EG087G96
CK10G020 C2010 04 10.93756 16 43 51.96 +10 32 34.7 20.2 T EG087114
CK10G020 C2010 04 10.94536 16 43 51.78 +10 32 39.0 20.4 T EG087114
CK10G020 C2010 04 10.94927 16 43 51.65 +10 32 42.0 20.8 T EG087114
CK10G020 C2010 04 11.04007 16 43 49.20 +10 33 39.2 19.2 T EG087B33
CK10G020 C2010 04 11.04239 16 43 49.12 +10 33 40.2 18.9 T EG087B33
CK10G020 C2010 04 11.24723 16 43 43.75 +10 35 46.2 19.1 T EG087H10
CK10G020 C2010 04 11.25192 16 43 43.57 +10 35 48.7 EG087H10
CK10G020 C2010 04 11.28968 16 43 42.57 +10 36 12.4 19.1 T EG087H01
CK10G020 C2010 04 11.29470 16 43 42.43 +10 36 15.8 19.0 T EG087H01
CK10G020 C2010 04 11.30109 16 43 42.25 +10 36 19.4 19.0 T EG087H01
CK10G020 C2010 04 11.30853 16 43 42.04 +10 36 24.2 18.9 T EG087H01
CK10G020 C2010 04 11.31554 16 43 41.88 +10 36 27.7 18.2 T EG087H10
CK10G020 C2010 04 11.32264 16 43 41.62 +10 36 33.2 18.5 T EG087H10
CK10G020 C2010 04 11.32602 16 43 41.59 +10 36 35.0 19.6 T EG087926
CK10G020 C2010 04 11.32975 16 43 41.42 +10 36 36.8 18.7 T EG087H10
CK10G020 C2010 04 11.33032 16 43 41.48 +10 36 37.3 19.5 T EG087926
CK10G020 C2010 04 11.33465 16 43 41.34 +10 36 40.3 19.6 T EG087926
CK10G020 C2010 04 11.33975 16 43 41.14 +10 36 42.3 18.9 T EG087H06
CK10G020 C2010 04 11.35695 16 43 40.70 +10 36 53.7 19.2 T EG087850
CK10G020 C2010 04 11.35758 16 43 40.68 +10 36 54.5 19.0 T EG087H06
CK10G020 C2010 04 11.37188 16 43 40.28 +10 37 03.0 19.6 T EG087850
CK10G020 C2010 04 11.37433 16 43 40.28 +10 37 04.4 20.0 T EG087H11
CK10G020 C2010 04 11.37572 16 43 40.18 +10 37 06.5 20.2 T EG087H11
CK10G020 C2010 04 11.37711 16 43 40.19 +10 37 06.7 20.2 T EG087H11
CK10G020 C2010 04 11.38684 16 43 39.79 +10 37 12.8 19.8 T EG087850
CK10G020 C2010 04 11.40797 16 43 39.26 +10 37 25.9 19.5 N EG087704
CK10G020 C2010 04 11.41941 16 43 39.04 +10 37 33.6 20.1 N EG087704
CK10G020 C2010 04 11.42234 16 43 38.88 +10 37 33.2 EG087H21
CK10G020 C2010 04 11.42566 16 43 38.80 +10 37 35.1 EG087H21
CK10G020 C2010 04 11.42900 16 43 38.72 +10 37 36.9 19.1 T EG087H21
CK10G020 C2010 04 11.43096 16 43 38.65 +10 37 40.5 19.6 N EG087704
CK10G020 C2010 04 11.43933 16 43 38.42 +10 37 44.6 19.1 T EG087G96
CK10G020 C2010 04 11.44242 16 43 38.31 +10 37 47.6 19.4 N EG087704
CK10G020 C2010 04 11.44776 16 43 38.20 +10 37 49.4 19.1 T EG087G96
CK10G020 C2010 04 11.45397 16 43 38.00 +10 37 54.4 20.1 N EG087704
CK10G020 C2010 04 11.45615 16 43 37.95 +10 37 54.9 19.1 T EG087G96
CK10G020 C2010 04 11.46461 16 43 37.74 +10 38 00.2 19.2 T EG087G96
CK10G020 C2010 04 11.47244 16 43 37.49 +10 38 04.6 EG087H06
CK10G020 C2010 04 11.47438 16 43 37.43 +10 38 05.7 18.4 T EG087H06
Observer details:
114 Engelhardt Observatory, Zelenchukskaya Station. Observers T. Kryachko,
B. Satovski. Measurer T. Kryachko. 0.3-m f/7.7 reflector + CCD.
703 Catalina Sky Survey. Observer R. E. Hill. Measurers J. D. Ahern,
E. C. Beshore, A. Boattini, A. R. Gibbs, A. D. Grauer, R. E. Hill,
R. A. Kowalski, S. M. Larson. 0.68-m Schmidt + 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.
850 Cordell-Lorenz Observatory, Sewanee. Observer D. T. Durig. 0.30-m f/2.5
Schmidt-Cassegrain + CCD.
926 Tenagra II Observatory. Observers P. R. Holvorcem, M. Schwartz. Measurer
P. R. Holvorcem. 0.81-m f/7 Ritchey-Chretien + CCD.
B33 Libbiano Observatory, Peccioli. Observers P. Bacci, R. Emilio. Measurer
P. Bacci. 0.5-m f/8 Ritchey-Chretien + CCD.
G96 Mt. Lemmon Survey. Observers R. A. Kowalski, G. M. Hupe, S. M. Larson.
Measurers J. D. Ahern, E. C. Beshore, A. Boattini, A. R. Gibbs, A. D.
Grauer, R. E. Hill, R. A. Kowalski, S. M. Larson. 1.5-m reflector + CCD.
H01 Magdalena Ridge Observatory, Socorro. Observers W. H. Ryan, E. V. Ryan.
Measurer W. H. Ryan. 2.4-m f/8.9 reflector + CCD.
H06 RAS Observatory, Mayhill. Observers E. Guido, G. Sostero, H. Sato.
0.25-m f/3.4 reflector + CCD.
H10 Tzec Maun Observatory, Mayhill. Observers A. Novichonok, D. Chestnov,
L. Elenin. 0.36-m f/3.8 Maksutov-Newtonian + CCD.
H11 LightBuckets Observatory, Rodeo. Observer T. Vorobjov. 0.61-m f/8
Ritchey-Chretien + CCD.
H21 Astronomical Research Observatory, Westfield. Observer R. Holmes.
Measurer S. Foglia.
Orbital elements:
C/2010 G2 (Hill)
T 2011 June 19.639 TT MPC
q 1.25708 (2000.0) P Q
Peri. 150.748 +0.288553 +0.359341
Node 244.701 +0.569465 +0.680727
e 1.0 Incl. 101.001 +0.769706 -0.638346
From 51 observations 2010 Apr. 10-11.
Ephemeris:
C/2010 G2 (Hill)
Date TT R. A. (2000) Decl. Delta r Elong. Phase m1 m2
2010 04 04 16 46.57 +09 22.0 4.838 5.402 119.6 9.3 18.7
2010 04 14 16 42.43 +11 04.2 4.638 5.310 127.6 8.6 18.6
2010 04 24 16 36.75 +12 48.4 4.462 5.218 134.6 7.9 18.4
2010 05 04 16 29.61 +14 30.9 4.312 5.125 139.9 7.3 18.3
2010 05 14 16 21.19 +16 07.7 4.192 5.031 142.4 7.0 18.1
2010 05 24 16 11.79 +17 34.6 4.102 4.937 141.7 7.3 18.0
2010 06 03 16 01.83 +18 47.8 4.043 4.842 137.7 8.1 17.9
2010 06 13 15 51.80 +19 44.8 4.012 4.746 131.5 9.2 17.8
2010 06 23 15 42.20 +20 24.3 4.006 4.650 123.9 10.4 17.7
Brian G. Marsden (C) Copyright 2010 MPC M.P.E.C. 2010-G87
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