MPEC 2007-F07 : COMET C/2007 E1 (GARRADD)
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M.P.E.C. 2007-F07 Issued 2007 Mar. 16, 15:25 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://cfa-www.harvard.edu/iau/mpc.html ISSN 1523-6714
COMET C/2007 E1 (GARRADD)
Observations:
CK07E010 C2007 03 14.74361 15 20 57.52 -26 17 15.0 EF007349
CK07E010 C2007 03 14.74697 15 20 56.53 -26 17 13.3 EF007349
CK07E010 C2007 03 14.75030 15 20 55.52 -26 17 11.7 14.9 T EF007349
CK07E010 C2007 03 15.15579 15 18 53.40 -26 13 48.7 17.0 T EF007A77
CK07E010 C2007 03 15.15650 15 18 53.32 -26 13 47.7 16.4 T EF007A77
CK07E010 C2007 03 15.15799 15 18 52.77 -26 13 46.8 16.8 T EF007A77
CK07E010 C2007 03 15.15824 15 18 52.77 -26 13 46.8 16.8 T EF007A77
CK07E010 C2007 03 15.15873 15 18 52.55 -26 13 45.9 17.0 T EF007A77
CK07E010 C2007 03 15.15973 15 18 52.35 -26 13 44.6 17.1 T EF007A77
CK07E010 C2007 03 15.16214 15 18 51.44 -26 13 43.3 17.1 T EF007A77
CK07E010 C2007 03 15.16479 15 18 50.59 -26 13 43.5 16.9 T EF007A77
CK07E010 C2007 03 15.16766 15 18 49.75 -26 13 41.3 17.1 T EF007A77
CK07E010 C2007 03 15.43859 15 17 26.17 -26 11 15.6 16.9 T EF007704
CK07E010 C2007 03 15.44937 15 17 22.71 -26 11 09.8 17.1 T EF007704
CK07E010 C2007 03 15.46016 15 17 19.23 -26 11 03.9 17.0 T EF007704
CK07E010 C2007 03 15.47093 15 17 15.80 -26 10 57.8 16.7 T EF007704
Observer details:
349 Ageo. Observer K. Kadota. 0.25-m f/5.0 reflector + CCD.
704 Lincoln Laboratory ETS, New Mexico. Observers M. Bezpalko, D. Torres,
R. Kracke, G. Spitz, J. Kistler. Measurers J. Stuart, S. Scruggs. 1.0-m
f/2.15 reflector + CCD.
A77 Observatoire Chante-Perdrix, Dauban. Observer F. Kugel. 0.20-m f/10
Schmidt-Cassegrain + CCD.
Orbital elements:
C/2007 E1 (Garradd)
T 2007 May 23.211 TT MPC
q 1.28232 (2000.0) P Q
Peri. 7.279 -0.836814 +0.545807
Node 154.056 +0.497242 +0.724912
e 1.0 Incl. 174.376 +0.229114 +0.420235
From 59 observations 2007 Mar. 13-15.
Ephemeris:
C/2007 E1 (Garradd)
Date TT R. A. (2000) Decl. Delta r Elong. Phase m1 m2
2007 03 11 15 37.00 -26 39.1 1.037 1.679 111.5 33.4 14.8
2007 03 13 15 29.01 -26 29.3 0.973 1.661 115.2 32.8 14.6
2007 03 15 15 19.68 -26 15.0 0.909 1.643 119.3 31.9 14.4
2007 03 17 15 08.80 -25 54.7 0.847 1.625 123.7 30.6 14.2
2007 03 19 14 56.07 -25 26.2 0.787 1.608 128.4 29.0 14.0
2007 03 21 14 41.22 -24 46.5 0.730 1.591 133.7 26.9 13.8
2007 03 23 14 23.93 -23 52.0 0.676 1.574 139.6 24.3 13.6
2007 03 25 14 03.93 -22 37.9 0.627 1.557 146.0 21.0 13.4
2007 03 27 13 41.05 -20 59.0 0.584 1.541 153.1 17.0 13.2
2007 03 29 13 15.34 -18 50.1 0.547 1.525 160.6 12.6 13.0
2007 03 31 12 47.14 -16 08.2 0.519 1.509 167.4 8.3 12.9
2007 04 02 12 17.18 -12 54.7 0.501 1.494 169.5 7.0 12.7
2007 04 04 11 46.53 -09 16.7 0.493 1.480 163.7 11.0 12.7
2007 04 06 11 16.39 -05 27.0 0.497 1.465 154.7 16.9 12.6
2007 04 08 10 47.86 -01 40.4 0.511 1.451 145.4 23.1 12.7
2007 04 10 10 21.71 +01 50.5 0.536 1.438 136.3 28.8 12.7
2007 04 12 09 58.34 +04 58.3 0.568 1.424 128.0 33.7 12.8
2007 04 14 09 37.81 +07 40.2 0.608 1.412 120.4 37.8 12.9
2007 04 16 09 19.97 +09 57.2 0.653 1.400 113.6 41.1 13.0
2007 04 18 09 04.56 +11 52.0 0.703 1.388 107.5 43.6 13.2
2007 04 20 08 51.28 +13 27.9 0.755 1.377 102.0 45.5 13.3
2007 04 22 08 39.82 +14 48.2 0.810 1.366 97.0 46.9 13.4
2007 04 24 08 29.92 +15 55.8 0.867 1.356 92.5 47.8 13.5
2007 04 26 08 21.32 +16 52.9 0.925 1.347 88.3 48.3 13.6
2007 04 28 08 13.84 +17 41.7 0.984 1.338 84.5 48.5 13.7
2007 04 30 08 07.30 +18 23.5 1.043 1.330 80.9 48.4 13.8
Further observations of this comet are desirable.
Brian G. Marsden (C) Copyright 2007 MPC M.P.E.C. 2007-F07
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