MPEC 2007-K74 : COMET C/2007 E1 (GARRADD)
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M.P.E.C. 2007-K74 Issued 2007 May 31, 14:59 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 C/2007 E1 (GARRADD)
Observations:
CK07E010 C2007 05 18.10730 07 35 08.80 +21 46 24.6 15.7 N EK074762
CK07E010 C2007 05 18.11023 07 35 08.58 +21 46 25.9 15.5 N EK074762
CK07E010 C2007 05 18.11286 07 35 08.43 +21 46 26.8 15.8 N EK074762
CK07E010 C2007 05 18.11990 07 35 07.96 +21 46 29.8 15.7 N EK074762
CK07E010 C2007 05 29.84270 07 25 22.39 +22 51 31.6 15.3 T EK074619
CK07E010 C2007 05 29.84330 07 25 22.44 +22 51 30.9 14.7 T EK074619
CK07E010 C2007 05 29.84389 07 25 22.32 +22 51 30.0 15.6 T EK074619
Observer details:
619 Sabadell. Observer R. Josa. 0.50-m f/4 reflector + CCD.
762 Four Winds Observatory, Lake Leelanau. Observer R. Elliott. 0.3-m
Schmidt-Cassegrain + CCD.
Orbital elements:
C/2007 E1 (Garradd)
Epoch 2007 May 20.0 TT = JDT 2454240.5
T 2007 May 23.83046 TT MPC
q 1.2858626 (2000.0) P Q
z +0.0153790 Peri. 7.10217 -0.83630461 +0.54656928
+/-0.0000872 Node 153.82685 +0.49809696 +0.72458751
e 0.9802247 Incl. 174.39399 +0.22911573 +0.41980348
From 838 observations 2007 Mar. 13-May 29, mean residual 0".58.
The "original" and "future" barycentric values of 1/a are +0.015359
and +0.016098 (+/- 0.000087) AU^-1, respectively.
Brian G. Marsden (C) Copyright 2007 MPC M.P.E.C. 2007-K74
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