MPEC 1998-B13 : COMET C/1998 A1 (SOHO)
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M.P.E.C. 1998-B13 Issued 1998 Jan. 23, 21:45 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.
BMARSDEN@CFA.HARVARD.EDU or GWILLIAMS@CFA.HARVARD.EDU
URL http://cfa-www.harvard.edu/iau/mpc.html
COMET C/1998 A1 (SOHO)
Observations:
CJ98A010 S1998 01 12.28611 19 53 29.6 -24 29 34 249
CJ98A010 s1998 01 12.28611 2 -0.00061706 -0.00927795 -0.00419990 249
CJ98A010 S1998 01 12.32457 19 53 18.6 -24 23 48 249
CJ98A010 s1998 01 12.32457 2 -0.00061118 -0.00927717 -0.00419835 249
CJ98A010 S1998 01 12.36708 19 53 00.3 -24 16 10 249
CJ98A010 s1998 01 12.36708 2 -0.00060468 -0.00927631 -0.00419665 249
CJ98A010 S1998 01 12.40949 19 52 45.7 -24 08 42 249
CJ98A010 s1998 01 12.40949 2 -0.00059818 -0.00927545 -0.00419494 249
CJ98A010 S1998 01 12.45193 19 52 31.7 -24 00 57 249
CJ98A010 s1998 01 12.45193 2 -0.00059166 -0.00927459 -0.00419323 249
CJ98A010 S1998 01 12.49593 19 52 09.6 -23 53 13 249
CJ98A010 s1998 01 12.49593 2 -0.00058491 -0.00927369 -0.00419146 249
CJ98A010 S1998 01 12.53517 19 51 58.5 -23 46 29 249
CJ98A010 s1998 01 12.53517 2 -0.00057887 -0.00927288 -0.00418987 249
CJ98A010 S1998 01 12.56823 19 51 41.3 -23 40 52 249
CJ98A010 s1998 01 12.56823 2 -0.00057378 -0.00927220 -0.00418854 249
CJ98A010 S1998 01 12.60990 19 51 22.8 -23 33 19 249
CJ98A010 s1998 01 12.60990 2 -0.00056735 -0.00927134 -0.00418685 249
CJ98A010 S1998 01 12.65156 19 51 03.1 -23 25 51 249
CJ98A010 s1998 01 12.65156 2 -0.00056092 -0.00927047 -0.00418516 249
CJ98A010 S1998 01 12.69323 19 50 44.0 -23 17 24 249
CJ98A010 s1998 01 12.69323 2 -0.00055448 -0.00926960 -0.00418348 249
CJ98A010 S1998 01 12.73490 19 50 21.4 -23 09 41 249
CJ98A010 s1998 01 12.73490 2 -0.00054804 -0.00926873 -0.00418178 249
CJ98A010 S1998 01 12.77656 19 49 58.0 -23 02 10 249
CJ98A010 s1998 01 12.77656 2 -0.00054158 -0.00926785 -0.00418009 249
CJ98A010 S1998 01 12.86124 19 49 06.9 -22 45 27 249
CJ98A010 s1998 01 12.86124 2 -0.00052844 -0.00926606 -0.00417664 249
CJ98A010 S1998 01 12.90564 19 48 39.8 -22 35 58 249
CJ98A010 s1998 01 12.90564 2 -0.00052153 -0.00926512 -0.00417483 249
CJ98A010 S1998 01 12.98633 19 47 40.3 -22 19 06 249
CJ98A010 s1998 01 12.98633 2 -0.00050896 -0.00926339 -0.00417153 249
CJ98A010 S1998 01 13.02896 19 47 00.3 -22 10 06 249
CJ98A010 s1998 01 13.02896 2 -0.00050231 -0.00926247 -0.00416979 249
Observer details:
249 SOHO. SOHO-LASCO coronagraph C3. Comet detection by C. St. Cyr.
Solar separations and position angles measured by D. A. Biesecker and
C. St. Cyr, reduction to sohocentric J2000.0 R.A. and Decl. by
G. V. Williams.
Orbital elements:
C/1998 A1 (SOHO)
T 1998 Jan. 13.26 TT Marsden
q 0.0051 (2000.0) P Q
Peri. 89.46 +0.18136 -0.97468
Node 12.49 -0.95206 -0.20733
e 1.0 Incl. 142.79 +0.24634 -0.08370
From 17 observations 1998 Jan. 12-13.
Brian G. Marsden (C) Copyright 1998 MPC M.P.E.C. 1998-B13
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