MPEC 2007-H55 : COMET P/2007 H3 (GARRADD)
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M.P.E.C. 2007-H55 Issued 2007 Apr. 25, 12:07 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/2007 H3 (GARRADD)
Observations:
PK07H030 C2007 03 28.47343 12 09 18.28 -45 59 12.4 18.5 N EH055E12
PK07H030 C2007 03 28.48344 12 09 17.74 -45 59 12.8 18.8 N EH055E12
PK07H030 C2007 03 28.49339 12 09 17.20 -45 59 12.6 18.5 N EH055E12
PK07H030 C2007 03 28.50339 12 09 16.70 -45 59 11.3 18.5 N EH055E12
PK07H030 C2007 04 22.51406 11 50 44.52 -42 53 06.8 17.4 T EH055E12
PK07H030 C2007 04 22.52622 11 50 44.19 -42 52 55.5 17.4 T EH055E12
PK07H030 C2007 04 22.53828 11 50 43.83 -42 52 45.6 17.4 T EH055E12
PK07H030 C2007 04 22.55034 11 50 43.44 -42 52 35.9 17.3 T EH055E12
PK07H030 C2007 04 22.61067 11 50 41.72 -42 51 49.6 17.9 T EH055E12
PK07H030 C2007 04 22.62211 11 50 41.38 -42 51 39.6 17.6 T EH055E12
PK07H030 C2007 04 22.63344 11 50 41.08 -42 51 30.6 EH055E12
PK07H030 C2007 04 22.64488 11 50 40.74 -42 51 21.1 EH055E12
PK07H030 C2007 04 23.33258 11 50 23.85 -42 42 18.5 19.0 N EH055F85
PK07H030 C2007 04 23.34163 11 50 23.56 -42 42 10.5 EH055F85
PK07H030 C2007 04 23.37646 11 50 22.61 -42 41 42.8 19.3 T EH055F85
PK07H030 C2007 04 23.43601 11 50 21.56 -42 40 51.9 17.7 N EH055428
PK07H030 C2007 04 23.44069 11 50 21.33 -42 40 49.0 17.8 N EH055428
PK07H030 C2007 04 23.46288 11 50 20.78 -42 40 31.6 17.4 N EH055428
PK07H030 C2007 04 23.46633 11 50 20.68 -42 40 29.0 17.9 N EH055428
PK07H030 C2007 04 23.54210 11 50 18.63 -42 39 27.1 18.0 T EH055E12
Observer details:
428 Reedy Creek. Observer J. Broughton. 0.51-m f/2.7 reflector + CCD.
E12 Siding Spring Survey. Observers R. H. McNaught, G. J. Garradd. 0.5-m
Uppsala Schmidt + CCD.
F85 Tiki Observatory, Punaauia. Observers N. Teamo, S. Hoenig. Measurer
S. Hoenig. 0.41-m f/8.0 Ritchey-Chretien + CCD.
Orbital elements:
P/2007 H3 (Garradd)
T 2007 Aug. 15.509 TT MPC
q 1.83355 (2000.0) P Q
n 0.150808 Peri. 349.968 -0.264172 +0.866459
a 3.49558 Node 263.731 -0.852732 -0.415048
e 0.47547 Incl. 25.225 -0.450624 +0.277460
P 6.54
From 20 observations 2007 Mar. 28-Apr. 23.
Ephemeris:
P/2007 H3 (Garradd)
Date TT R. A. (2000) Decl. Delta r Elong. Phase m1 m2
2007 04 20 11 51.95 -43 24.8 1.225 2.090 139.0 18.4 17.1
2007 04 30 11 48.54 -41 05.8 1.200 2.052 136.6 19.7 17.0
2007 05 10 11 49.16 -38 20.7 1.192 2.016 132.5 21.7 16.9
2007 05 20 11 54.01 -35 23.9 1.200 1.983 127.2 24.0 16.9
2007 05 30 12 02.84 -32 28.9 1.222 1.953 121.4 26.3 16.8
2007 06 09 12 15.15 -29 45.8 1.257 1.925 115.4 28.5 16.8
2007 06 19 12 30.36 -27 20.6 1.304 1.901 109.4 30.3 16.9
2007 06 29 12 47.94 -25 16.3 1.360 1.880 103.6 31.7 16.9
Brian G. Marsden (C) Copyright 2007 MPC M.P.E.C. 2007-H55
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