MPEC 2005-A20 : COMET C/2004 X2 (LINEAR)
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M.P.E.C. 2005-A20 Issued 2005 Jan. 7, 17:33 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 C2005 01 01.96300 09 11 23.57 +08 29 19.7 17.6 N EA020J76
CK04X020 C2005 01 01.96444 09 11 23.49 +08 29 18.3 17.7 N EA020J76
CK04X020 C2005 01 01.96589 09 11 23.40 +08 29 17.2 17.7 N EA020J76
CK04X020 C2005 01 02.03267 09 11 19.15 +08 28 39.1 17.5 N EA020213
CK04X020 C2005 01 02.03489 09 11 18.99 +08 28 37.7 17.5 N EA020213
CK04X020 C2005 01 02.03712 09 11 18.84 +08 28 36.2 17.5 N EA020213
CK04X020 C2005 01 02.78242 09 10 32.29 +08 21 25.0 EA020349
CK04X020 C2005 01 02.80226 09 10 31.04 +08 21 13.7 17.9 T EA020349
CK04X020 C2005 01 04.04793 09 09 12.47 +08 09 15.0 17.6 N EA020A61
CK04X020 C2005 01 04.05772 09 09 11.84 +08 09 09.4 17.6 N EA020A61
CK04X020 C2005 01 04.06816 09 09 11.17 +08 09 03.3 17.6 N EA020A61
CK04X020 C2005 01 04.56299 09 08 39.59 +08 04 19.0 EA020411
CK04X020 C2005 01 04.58160 09 08 38.41 +08 04 09.2 EA020411
CK04X020 C2005 01 04.58668 09 08 38.06 +08 04 05.6 EA020411
CK04X020 C2005 01 04.58922 09 08 37.92 +08 04 04.3 EA020411
CK04X020 C2005 01 04.97061 09 08 13.34 +08 00 25.6 17.9 T EA020215
CK04X020 C2005 01 04.97137 09 08 13.28 +08 00 25.4 17.9 T EA020215
CK04X020 C2005 01 05.03901 09 08 08.84 +07 59 46.2 17.6 N EA020A61
CK04X020 C2005 01 05.04206 09 08 08.49 +07 59 44.1 17.6 N EA020A61
CK04X020 C2005 01 05.04555 09 08 08.41 +07 59 42.8 17.6 N EA020A61
CK04X020 C2005 01 05.05329 09 08 07.90 +07 59 38.3 EA020204
CK04X020 C2005 01 05.05791 09 08 07.59 +07 59 35.3 EA020204
CK04X020 C2005 01 05.06252 09 08 07.34 +07 59 32.9 17.7 T EA020204
Observer details:
204 Schiaparelli Observatory. Observer L. Buzzi. 0.60-m f/4.64 Newtonian
reflector + CCD.
213 Observatorio Montcabre. Observer R. Naves. Measurer M. Campas. 0.30-m
f/6.6 Schmidt-Cassegrain + CCD.
215 Buchloe. Observer W. Hasubick. 0.44-m f/4.6 reflector + CCD.
349 Ageo. Observer K. Kadota. 0.25-m f/5.0 reflector + CCD.
411 Oizumi. Observer T. Kobayashi. 0.41-m f/4.3 reflector + CCD.
A61 Tortona. Observers F. Fratev, E. Mihaylova. Measurer F. Fratev. 0.25-m
f/4.7 reflector + CCD.
J76 La Murta. Observers S. Pastor, J. A. Reyes. 0.40-m f/6.3
Schmidt-Cassegrain + CCD.
Orbital elements:
C/2004 X2 (LINEAR)
T 2004 Aug. 24.1554 TT MPC
q 3.792068 (2000.0) P Q
z +0.000840 Peri. 162.1786 -0.5026553 -0.4181984
Node 307.3387 +0.6309332 +0.4208422
e 0.996814 Incl. 72.1057 +0.5909831 -0.8049857
From 116 observations 2004 Nov. 19-2005 Jan. 5.
Ephemeris:
C/2004 X2 (LINEAR)
Date TT R. A. (2000) Decl. Delta r Elong. Phase m1 m2
2004 12 31 09 13.38 +08 48.4 3.145 3.957 141.0 9.0 18.5
2005 01 10 09 02.65 +07 13.1 3.086 3.983 152.3 6.6 18.4
2005 01 20 08 50.83 +05 43.1 3.062 4.011 162.3 4.3 18.5
2005 01 30 08 38.65 +04 20.3 3.076 4.040 166.3 3.3 18.5
2005 02 09 08 26.87 +03 06.2 3.127 4.071 160.4 4.7 18.6
2005 02 19 08 16.19 +02 01.3 3.215 4.103 150.3 6.8 18.7
2005 03 01 08 07.15 +01 05.3 3.333 4.137 139.5 9.0 18.8
Brian G. Marsden (C) Copyright 2005 MPC M.P.E.C. 2005-A20
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