MPEC 2004-Y80 : COMET P/2004 Y1 (CHRISTENSEN)
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M.P.E.C. 2004-Y80 Issued 2004 Dec. 31, 15:30 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.
Supported in part by the Brinson Foundation
Prepared using the Tamkin Foundation Computer Network
MPC@CFA.HARVARD.EDU
URL http://cfa-www.harvard.edu/iau/mpc.html ISSN 1523-6714
COMET P/2004 Y1 (CHRISTENSEN)
Observations:
PK04Y010 C2004 12 23.44958 11 03 20.12 +23 08 13.8 17.2 T EY080699
PK04Y010 C2004 12 23.45689 11 03 20.37 +23 08 16.8 EY080699
PK04Y010 C2004 12 23.46425 11 03 20.60 +23 08 20.2 EY080699
PK04Y010 C2004 12 23.47161 11 03 20.71 +23 08 24.2 EY080699
PK04Y010 2004 12 23.80382 11 03 29.61 +23 11 01.5 17.0 T EY080372
PK04Y010 2004 12 23.83090 11 03 30.25 +23 11 15.6 EY080372
PK04Y010 2004 12 23.87118 11 03 31.22 +23 11 34.3 17.1 T EY080372
PK04Y010 C2004 12 25.01514 11 03 59.92 +23 20 49.2 17.0 N EY080213
PK04Y010 C2004 12 25.01790 11 03 59.96 +23 20 50.4 17.0 N EY080213
PK04Y010 C2004 12 25.02510 11 04 00.16 +23 20 53.0 17.0 N EY080213
PK04Y010 C2004 12 25.68784 11 04 15.35 +23 26 23.2 EY080349
PK04Y010 C2004 12 25.69449 11 04 15.49 +23 26 26.3 EY080349
PK04Y010 C2004 12 25.70116 11 04 15.65 +23 26 29.7 17.1 T EY080349
PK04Y010 C2004 12 26.05360 11 04 23.58 +23 29 25.8 EY080J76
PK04Y010 C2004 12 26.05841 11 04 23.63 +23 29 29.1 EY080J76
PK04Y010 C2004 12 26.06655 11 04 23.81 +23 29 33.1 EY080J76
Observer details:
213 Observatorio Montcabre. Observer R. Naves. Measurer M. Campas. 0.30-m
f/6.6 Schmidt-Cassegrain + CCD.
349 Ageo. Observer K. Kadota. 0.25-m f/5.0 reflector + CCD.
372 Geisei. Observer T. Seki. 0.60-m f/3.5 reflector.
699 Lowell Observatory-LONEOS. Observer not indicated. 0.59-m LONEOS
Schmidt + CCD.
J76 La Murta. Observers S. Pastor, J. A. Reyes. 0.40-m f/6.3
Schmidt-Cassegrain + CCD.
Orbital elements:
P/2004 Y1 (Christensen)
Epoch 2004 June 4.0 TT = JDT 2453160.5
T 2004 June 21.89347 TT MPC
q 1.6457510 (2000.0) P Q
n 0.14260454 Peri. 325.45253 +0.56315283 -0.77760597
a 3.6283888 Node 88.68937 +0.80715880 +0.44511603
e 0.5464237 Incl. 16.24195 +0.17706934 +0.44407282
P 6.91
From 66 observations 1998 Jan. 24-2004 Dec. 26, mean residual 0".79.
Brian G. Marsden (C) Copyright 2004 MPC M.P.E.C. 2004-Y80
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