MPEC 1998-D09: COMET C/1997 U1 (SOHO)
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M.P.E.C. 1998-D09 Issued 1998 Feb. 20, 23:01 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/1997 U1 (SOHO)
Observations:
CJ97U010 S1997 10 28.13356 13 53 34.9 -16 23 46 249
CJ97U010 s1997 10 28.13356 2 -0.00599392 -0.00804467 -0.00400052 249
CJ97U010 S1997 10 28.16824 13 54 16.0 -16 20 03 249
CJ97U010 s1997 10 28.16824 2 -0.00599129 -0.00804705 -0.00400244 249
CJ97U010 S1997 10 28.19683 13 54 52.8 -16 17 20 249
CJ97U010 s1997 10 28.19683 2 -0.00598913 -0.00804902 -0.00400403 249
CJ97U010 S1997 10 28.21574 13 55 12.8 -16 14 53 249
CJ97U010 s1997 10 28.21574 2 -0.00598770 -0.00805032 -0.00400507 249
CJ97U010 S1997 10 28.25017 13 55 56.9 -16 10 42 249
CJ97U010 s1997 10 28.25017 2 -0.00598509 -0.00805268 -0.00400698 249
CJ97U010 S1997 10 28.28699 13 56 40.2 -16 05 58 249
CJ97U010 s1997 10 28.28699 2 -0.00598231 -0.00805520 -0.00400901 249
CJ97U010 S1997 10 28.32380 13 57 27.5 -16 01 58 249
CJ97U010 s1997 10 28.32380 2 -0.00597952 -0.00805772 -0.00401104 249
CJ97U010 S1997 10 28.36476 13 58 18.1 -15 57 09 249
CJ97U010 s1997 10 28.36476 2 -0.00597642 -0.00806051 -0.00401330 249
CJ97U010 S1997 10 28.40645 13 59 08.8 -15 52 32 249
CJ97U010 s1997 10 28.40645 2 -0.00597327 -0.00806335 -0.00401559 249
CJ97U010 S1997 10 28.44404 13 59 59.4 -15 46 36 249
CJ97U010 s1997 10 28.44404 2 -0.00597042 -0.00806590 -0.00401766 249
CJ97U010 S1997 10 28.49322 14 01 03.7 -15 40 13 249
CJ97U010 s1997 10 28.49322 2 -0.00596670 -0.00806923 -0.00402035 249
CJ97U010 S1997 10 28.52921 14 01 53.5 -15 35 20 249
CJ97U010 s1997 10 28.52921 2 -0.00596397 -0.00807167 -0.00402233 249
CJ97U010 S1997 10 28.57377 14 02 47.6 -15 28 51 249
CJ97U010 s1997 10 28.57377 2 -0.00596060 -0.00807468 -0.00402476 249
CJ97U010 S1997 10 28.61130 14 03 39.5 -15 23 05 249
CJ97U010 s1997 10 28.61130 2 -0.00595776 -0.00807720 -0.00402681 249
CJ97U010 S1997 10 28.65641 14 04 44.4 -15 15 43 249
CJ97U010 s1997 10 28.65641 2 -0.00595435 -0.00808024 -0.00402927 249
CJ97U010 S1997 10 28.68073 14 05 19.2 -15 12 19 249
CJ97U010 s1997 10 28.68073 2 -0.00595251 -0.00808187 -0.00403059 249
CJ97U010 S1997 10 28.71545 14 06 06.2 -15 05 55 249
CJ97U010 s1997 10 28.71545 2 -0.00594988 -0.00808419 -0.00403248 249
CJ97U010 S1997 10 28.73976 14 06 39.4 -15 01 17 249
CJ97U010 s1997 10 28.73976 2 -0.00594804 -0.00808582 -0.00403380 249
CJ97U010 S1997 10 28.75063 14 06 59.9 -15 00 01 249
CJ97U010 s1997 10 28.75063 2 -0.00594722 -0.00808654 -0.00403439 249
CJ97U010 S1997 10 28.75432 14 07 10.6 -14 59 04 249
CJ97U010 s1997 10 28.75432 2 -0.00594694 -0.00808679 -0.00403459 249
CJ97U010 S1997 10 28.75925 14 07 08.4 -14 56 46 249
CJ97U010 s1997 10 28.75925 2 -0.00594657 -0.00808712 -0.00403486 249
CJ97U010 S1997 10 28.76417 14 07 20.0 -14 55 56 249
CJ97U010 s1997 10 28.76417 2 -0.00594619 -0.00808745 -0.00403513 249
CJ97U010 S1997 10 28.78778 14 07 48.0 -14 52 15 249
CJ97U010 s1997 10 28.78778 2 -0.00594441 -0.00808902 -0.00403641 249
Observer details:
249 SOHO. SOHO-LASCO coronagraph C3. Comet detection by D. A. Biesecker.
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/1997 U1 (SOHO)
T 1997 Oct. 29.05 TT Marsden
q 0.0050 (2000.0) P Q
Peri. 49.48 +0.14611 -0.84808
Node 317.70 -0.96721 -0.01433
e 1.0 Incl. 130.82 +0.20776 +0.52968
From 22 observations 1997 Oct. 28.
Brian G. Marsden (C) Copyright 1998 MPC M.P.E.C. 1998-D09
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