MPEC 1999-E18: COMET C/1999 C1 (SOHO)
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M.P.E.C. 1999-E18 Issued 1999 Mar. 9, 16:35 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 ISSN 1523-6714
COMET C/1999 C1 (SOHO)
Observations:
CJ99C010 S1999 02 06.45898 21 49 09.9 -17 59 15 249
CJ99C010 s1999 02 06.45898 2 +0.00509573 -0.00639025 -0.00204239 249
CJ99C010 S1999 02 06.48841 21 48 52.4 -17 55 33 249
CJ99C010 s1999 02 06.48841 2 +0.00510234 -0.00638489 -0.00203969 249
CJ99C010 S1999 02 06.51339 21 48 36.9 -17 53 09 249
CJ99C010 s1999 02 06.51339 2 +0.00510795 -0.00638033 -0.00203739 249
CJ99C010 S1999 02 06.53064 21 48 28.4 -17 51 11 249
CJ99C010 s1999 02 06.53064 2 +0.00511183 -0.00637718 -0.00203580 249
CJ99C010 S1999 02 06.57177 21 48 01.3 -17 46 38 249
CJ99C010 s1999 02 06.57177 2 +0.00512106 -0.00636966 -0.00203202 249
CJ99C010 S1999 02 06.59674 21 47 44.8 -17 44 15 249
CJ99C010 s1999 02 06.59674 2 +0.00512666 -0.00636509 -0.00202972 249
CJ99C010 S1999 02 06.61396 21 47 34.3 -17 42 17 249
CJ99C010 s1999 02 06.61396 2 +0.00513053 -0.00636194 -0.00202813 249
CJ99C010 S1999 02 06.63839 21 47 18.5 -17 39 25 249
CJ99C010 s1999 02 06.63839 2 +0.00513601 -0.00635746 -0.00202588 249
CJ99C010 S1999 02 06.65563 21 47 08.3 -17 37 42 249
CJ99C010 s1999 02 06.65563 2 +0.00513987 -0.00635429 -0.00202429 249
CJ99C010 S1999 02 06.68007 21 46 51.1 -17 34 52 249
CJ99C010 s1999 02 06.68007 2 +0.00514535 -0.00634981 -0.00202203 249
CJ99C010 S1999 02 06.69732 21 46 39.7 -17 33 02 249
CJ99C010 s1999 02 06.69732 2 +0.00514922 -0.00634663 -0.00202044 249
CJ99C010 S1999 02 06.72754 21 46 19.1 -17 29 50 249
CJ99C010 s1999 02 06.72754 2 +0.00515599 -0.00634107 -0.00201765 249
CJ99C010 S1999 02 06.74476 21 46 07.8 -17 27 46 249
CJ99C010 s1999 02 06.74476 2 +0.00515985 -0.00633790 -0.00201606 249
CJ99C010 S1999 02 06.76796 21 45 51.5 -17 25 16 249
CJ99C010 s1999 02 06.76796 2 +0.00516505 -0.00633362 -0.00201391 249
CJ99C010 S1999 02 06.78514 21 45 39.6 -17 23 20 249
CJ99C010 s1999 02 06.78514 2 +0.00516889 -0.00633046 -0.00201232 249
CJ99C010 S1999 02 06.82408 21 45 12.1 -17 18 59 249
CJ99C010 s1999 02 06.82408 2 +0.00517761 -0.00632326 -0.00200872 249
CJ99C010 S1999 02 06.85000 21 44 54.3 -17 16 01 249
CJ99C010 s1999 02 06.85000 2 +0.00518341 -0.00631847 -0.00200632 249
CJ99C010 S1999 02 06.86721 21 44 42.3 -17 14 04 249
CJ99C010 s1999 02 06.86721 2 +0.00518726 -0.00631529 -0.00200473 249
CJ99C010 S1999 02 06.89104 21 44 25.0 -17 11 22 249
CJ99C010 s1999 02 06.89104 2 +0.00519259 -0.00631087 -0.00200252 249
CJ99C010 S1999 02 06.90830 21 44 12.4 -17 09 22 249
CJ99C010 s1999 02 06.90830 2 +0.00519646 -0.00630767 -0.00200092 249
CJ99C010 S1999 02 06.97181 21 43 25.5 -17 02 02 249
CJ99C010 s1999 02 06.97181 2 +0.00521065 -0.00629588 -0.00199503 249
CJ99C010 S1999 02 06.98904 21 43 12.3 -17 00 03 249
CJ99C010 s1999 02 06.98904 2 +0.00521450 -0.00629267 -0.00199343 249
CJ99C010 S1999 02 07.01340 21 42 53.8 -16 57 16 249
CJ99C010 s1999 02 07.01340 2 +0.00521994 -0.00628814 -0.00199117 249
CJ99C010 S1999 02 07.03064 21 42 40.7 -16 55 12 249
CJ99C010 s1999 02 07.03064 2 +0.00522380 -0.00628493 -0.00198957 249
CJ99C010 S1999 02 07.07177 21 42 07.4 -16 50 19 249
CJ99C010 s1999 02 07.07177 2 +0.00523298 -0.00627726 -0.00198575 249
CJ99C010 S1999 02 07.09672 21 41 48.4 -16 47 22 249
CJ99C010 s1999 02 07.09672 2 +0.00523855 -0.00627260 -0.00198343 249
CJ99C010 S1999 02 07.11433 21 41 34.6 -16 45 19 249
CJ99C010 s1999 02 07.11433 2 +0.00524248 -0.00626930 -0.00198179 249
CJ99C010 S1999 02 07.13839 21 41 14.3 -16 42 28 249
CJ99C010 s1999 02 07.13839 2 +0.00524785 -0.00626480 -0.00197955 249
CJ99C010 S1999 02 07.15572 21 40 59.9 -16 40 21 249
CJ99C010 s1999 02 07.15572 2 +0.00525171 -0.00626156 -0.00197793 249
CJ99C010 S1999 02 07.18007 21 40 39.7 -16 37 26 249
CJ99C010 s1999 02 07.18007 2 +0.00525714 -0.00625700 -0.00197567 249
CJ99C010 S1999 02 07.22181 21 40 04.1 -16 32 19 249
CJ99C010 s1999 02 07.22181 2 +0.00526644 -0.00624916 -0.00197178 249
CJ99C010 S1999 02 07.23909 21 39 48.9 -16 30 11 249
CJ99C010 s1999 02 07.23909 2 +0.00527029 -0.00624592 -0.00197017 249
CJ99C010 S1999 02 07.26340 21 39 27.2 -16 27 15 249
CJ99C010 s1999 02 07.26340 2 +0.00527571 -0.00624135 -0.00196790 249
CJ99C010 S1999 02 07.28064 21 39 11.6 -16 25 04 249
CJ99C010 s1999 02 07.28064 2 +0.00527955 -0.00623810 -0.00196629 249
CJ99C010 S1999 02 07.32180 21 38 33.1 -16 19 53 249
CJ99C010 s1999 02 07.32180 2 +0.00528871 -0.00623035 -0.00196244 249
CJ99C010 S1999 02 07.34674 21 38 09.4 -16 16 43 249
CJ99C010 s1999 02 07.34674 2 +0.00529426 -0.00622565 -0.00196011 249
CJ99C010 S1999 02 07.36400 21 37 52.4 -16 14 30 249
CJ99C010 s1999 02 07.36400 2 +0.00529810 -0.00622239 -0.00195850 249
CJ99C010 S1999 02 07.38840 21 37 28.7 -16 11 21 249
CJ99C010 s1999 02 07.38840 2 +0.00530353 -0.00621778 -0.00195622 249
CJ99C010 S1999 02 07.40566 21 37 11.1 -16 09 05 249
CJ99C010 s1999 02 07.40566 2 +0.00530737 -0.00621451 -0.00195460 249
CJ99C010 S1999 02 07.43161 21 36 44.2 -16 05 38 249
CJ99C010 s1999 02 07.43161 2 +0.00531314 -0.00620960 -0.00195218 249
CJ99C010 S1999 02 07.44886 21 36 25.3 -16 03 19 249
CJ99C010 s1999 02 07.44886 2 +0.00531697 -0.00620634 -0.00195056 249
CJ99C010 S1999 02 07.47207 21 36 01.1 -16 00 20 249
CJ99C010 s1999 02 07.47207 2 +0.00532213 -0.00620194 -0.00194839 249
CJ99C010 S1999 02 07.48929 21 35 41.1 -15 58 05 249
CJ99C010 s1999 02 07.48929 2 +0.00532595 -0.00619867 -0.00194677 249
CJ99C010 S1999 02 07.51339 21 35 13.9 -15 54 27 249
CJ99C010 s1999 02 07.51339 2 +0.00533131 -0.00619409 -0.00194452 249
CJ99C010 S1999 02 07.53063 21 34 54.1 -15 52 21 249
CJ99C010 s1999 02 07.53063 2 +0.00533513 -0.00619082 -0.00194290 249
CJ99C010 S1999 02 07.57180 21 34 03.4 -15 46 22 249
CJ99C010 s1999 02 07.57180 2 +0.00534427 -0.00618299 -0.00193904 249
Observer details:
249 SOHO. SOHO-LASCO coronagraphs C3 and C2. Comet detection by
D. Lewis. Astrometric measurements by D. A. Biesecker and S. Gregory,
reduction by G. V. Williams.
Orbital elements:
C/1999 C1 (SOHO)
T 1999 Feb. 7.87 TT Marsden
q 0.0062 (2000.0) P Q
Peri. 81.72 +0.19489 -0.98015
Node 3.63 -0.95899 -0.19823
e 1.0 Incl. 144.81 +0.20578 +0.00448
From 46 observations 1999 Feb. 6-7.
Brian G. Marsden (C) Copyright 1999 MPC M.P.E.C. 1999-E18
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