MPEC 2004-Y18 : COMET C/2004 X2 (LINEAR)
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M.P.E.C. 2004-Y18 Issued 2004 Dec. 18, 17:28 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 C/2004 X2 (LINEAR)
Observations:
CK04X020 C2004 12 10.45481 09 29 58.99 +12 13 45.2 18.9 T EY018704
CK04X020 C2004 12 10.45490 09 29 59.00 +12 13 45.5 18.8 T EY018704
CK04X020 C2004 12 10.47194 09 29 58.35 +12 13 34.8 19.0 T EY018704
CK04X020 C2004 12 10.47203 09 29 58.35 +12 13 34.5 18.9 T EY018704
CK04X020 C2004 12 10.48419 09 29 57.90 +12 13 27.0 19.1 T EY018704
CK04X020 C2004 12 10.48428 09 29 57.88 +12 13 27.1 19.0 T EY018704
CK04X020 C2004 12 10.49617 09 29 57.44 +12 13 19.6 18.8 T EY018704
CK04X020 C2004 12 10.49626 09 29 57.36 +12 13 20.6 18.9 T EY018704
CK04X020 C2004 12 10.50860 09 29 56.96 +12 13 12.7 18.9 T EY018704
CK04X020 C2004 12 10.50870 09 29 57.00 +12 13 12.5 19.0 T EY018704
CK04X020 C2004 12 10.84219 09 29 44.82 +12 09 49.4 EY018349
CK04X020 C2004 12 10.84580 09 29 44.70 +12 09 47.2 EY018349
CK04X020 C2004 12 10.84940 09 29 44.59 +12 09 44.8 18.0 T EY018349
CK04X020 C2004 12 11.13865 09 29 34.08 +12 06 47.3 18.3 N EY018170
CK04X020 C2004 12 11.14227 09 29 33.95 +12 06 45.1 18.2 N EY018170
CK04X020 C2004 12 11.14589 09 29 33.81 +12 06 42.6 18.5 N EY018170
CK04X020 C2004 12 11.14953 09 29 33.67 +12 06 41.0 18.6 N EY018170
CK04X020 C2004 12 11.46130 09 29 22.11 +12 03 31.1 18.6 T EY018704
CK04X020 C2004 12 11.47443 09 29 21.78 +12 03 22.4 18.4 T EY018704
CK04X020 C2004 12 11.48755 09 29 21.11 +12 03 15.0 18.6 T EY018704
CK04X020 C2004 12 11.50060 09 29 20.61 +12 03 07.7 18.6 T EY018704
CK04X020 C2004 12 11.51370 09 29 20.02 +12 02 59.6 19.0 T EY018704
CK04X020 C2004 12 12.07120 09 28 59.18 +11 57 19.1 EY018246
CK04X020 C2004 12 12.07214 09 28 59.16 +11 57 18.3 EY018246
CK04X020 C2004 12 12.07279 09 28 59.13 +11 57 17.8 EY018246
CK04X020 C2004 12 12.07352 09 28 59.12 +11 57 17.6 EY018246
CK04X020 C2004 12 12.07419 09 28 59.09 +11 57 17.3 EY018246
CK04X020 C2004 12 12.18980 09 28 54.66 +11 56 04.0 17.9 N EY018A61
CK04X020 C2004 12 12.20331 09 28 54.05 +11 55 57.6 18.3 N EY018A61
CK04X020 C2004 12 12.21495 09 28 53.56 +11 55 49.4 17.9 N EY018A61
CK04X020 C2004 12 13.42653 09 28 06.45 +11 43 34.8 18.0 T EY018699
CK04X020 C2004 12 13.44679 09 28 05.60 +11 43 21.6 EY018699
CK04X020 C2004 12 13.46704 09 28 04.79 +11 43 09.7 EY018699
CK04X020 C2004 12 13.48727 09 28 03.95 +11 42 57.4 EY018699
CK04X020 2004 12 13.75139 09 27 53.32 +11 40 15.8 18.5 T EY018372
CK04X020 C2004 12 14.39187 09 27 27.58 +11 33 46.9 18.4 T EY018704
CK04X020 C2004 12 14.40481 09 27 27.00 +11 33 39.2 18.8 T EY018704
CK04X020 C2004 12 14.41774 09 27 26.49 +11 33 32.0 18.9 T EY018704
CK04X020 C2004 12 14.43069 09 27 25.92 +11 33 23.3 18.9 T EY018704
CK04X020 C2004 12 14.44368 09 27 25.36 +11 33 15.4 18.7 T EY018704
CK04X020 C2004 12 14.45710 09 27 24.84 +11 33 07.7 18.4 T EY018704
CK04X020 C2004 12 14.47051 09 27 24.22 +11 32 59.9 18.7 T EY018704
CK04X020 C2004 12 14.48392 09 27 23.68 +11 32 51.5 19.0 T EY018704
CK04X020 C2004 12 14.49677 09 27 23.14 +11 32 43.6 19.0 T EY018704
CK04X020 C2004 12 14.50961 09 27 22.60 +11 32 35.6 19.0 T EY018704
CK04X020 2004 12 15.78542 09 26 29.04 +11 19 40.8 18.8 T EY018372
CK04X020 C2004 12 15.96005 09 26 21.79 +11 17 55.8 17.6 N EY018213
CK04X020 C2004 12 15.96237 09 26 21.68 +11 17 54.3 17.6 N EY018213
CK04X020 C2004 12 15.96351 09 26 21.64 +11 17 53.5 17.6 N EY018213
CK04X020 C2004 12 16.78891 09 25 45.64 +11 09 33.3 18.0 T EY018360
CK04X020 C2004 12 16.79295 09 25 45.48 +11 09 30.6 EY018360
CK04X020 C2004 12 16.79698 09 25 45.30 +11 09 28.3 EY018360
Observer details:
170 Observatorio de Begues. Observer J. Manteca. 0.36-m f/10
Schmidt-Cassegrain + CCD.
213 Observatorio Montcabre. Observer R. Naves. Measurer M. Campas. 0.30-m
f/6.6 Schmidt-Cassegrain + CCD.
246 Klet Observatory-KLENOT. Observers J. Ticha, M. Tichy, M. Kocer.
Measurer M. Tichy. 1.06-m KLENOT Telescope + CCD.
349 Ageo. Observer K. Kadota. 0.25-m f/5.0 reflector + CCD.
360 Kuma Kogen. Observer A. Nakamura. 0.60-m f/5.8 Ritchey-Chretien + CCD.
372 Geisei. Observer T. Seki. 0.60-m f/3.5 reflector.
699 Lowell Observatory-LONEOS. Observer B. W. Koehn. 0.59-m LONEOS Schmidt
+ CCD.
704 Lincoln Laboratory ETS, New Mexico. Observers M. Blythe, F. Shelly,
M. Bezpalko, R. Huber, L. Manguso, D. Torres, R. Kracke, M. McCleary,
H. Stange, A. Milner. Measurers J. Stuart, R. Sayer, J. Evans, J. Kommers.
1.0-m f/2.15 reflector + CCD.
A61 Tortona. Observers F. Fratev, E. Mihaylova. Measurer F. Fratev. 0.25-m
f/4.7 reflector + CCD.
Orbital elements:
C/2004 X2 (LINEAR)
T 2004 Aug. 23.5929 TT MPC
q 3.791971 (2000.0) P Q
Peri. 162.0636 -0.5018627 -0.4192709
Node 307.3434 +0.6300659 +0.4220252
e 1.0 Incl. 72.1010 +0.5925798 -0.8038076
From 76 observations 2004 Nov. 19-Dec. 16.
Ephemeris:
C/2004 X2 (LINEAR)
Date TT R. A. (2000) Decl. Delta r Elong. Phase m1 m2
2004 12 11 09 29.65 +12 08.2 3.348 3.913 118.3 12.8 18.5
2004 12 21 09 22.50 +10 27.3 3.235 3.935 129.5 11.1 18.5
2004 12 31 09 13.39 +08 48.4 3.146 3.959 141.0 9.0 18.5
2005 01 10 09 02.66 +07 13.1 3.088 3.985 152.3 6.6 18.5
2005 01 20 08 50.85 +05 43.2 3.064 4.013 162.3 4.3 18.5
2005 01 30 08 38.68 +04 20.5 3.078 4.042 166.3 3.3 18.5
2005 02 09 08 26.91 +03 06.4 3.130 4.073 160.4 4.6 18.6
2005 02 19 08 16.24 +02 01.6 3.217 4.106 150.3 6.8 18.7
2005 03 01 08 07.20 +01 05.6 3.336 4.139 139.5 8.9 18.8
Brian G. Marsden (C) Copyright 2004 MPC M.P.E.C. 2004-Y18
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