MPEC 1997-S12 : 1997 CU29
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M.P.E.C. 1997-S12 Issued 1997 Sept. 27, 20:44 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
1997 CU29
Revision to MPEC 1997-N13
Observations:
J97C29U C1997 09 23.59541 07 46 12.72 +22 25 37.5 568
J97C29U C1997 09 23.62860 07 46 12.81 +22 25 37.2 568
J97C29U GC1997 09 24.60306 07 46 15.69 +22 25 31.5 568
J97C29U GC1997 09 24.62459 07 46 15.75 +22 25 31.2 568
Observer details:
568 Mauna Kea. Observer D. Jewitt. Measurer G. V. Williams. 2.2-m
University of Hawaii reflector + CCD.
First and last observations above in comparison with prediction:
Residuals in seconds of arc and reference
970923 568 95.1- 21.2+ 970924 568 95.6- 21.3+ MPC 30244
Orbital elements:
1997 CU29
Eccentricity assumed
Epoch 1997 Dec. 18.0 TT = JDT 2450800.5 Marsden
M 180.03349 (2000.0) P Q
n 0.00345546 Peri. 303.60888 +0.39839616 +0.91720246
a 43.3309696 Node 349.86609 -0.83285083 +0.35969867
e 0.0336943 Incl. 1.46165 -0.38423950 +0.17133742
P 285 H 6.5 G 0.15
Residuals in seconds of arc
970206 568 0.1- 0.0 970209 568 0.1- 0.4+ 970923 568 0.1- 0.1+
970206 568 0.0 0.1+ 970209 568 0.0 0.3+ 970923 568 0.2- 0.0
970206 568 0.1+ 0.0 970303 696 0.1- 0.4- 970924 568 0.1- 0.2+
970207 568 0.1+ 0.1+ 970303 696 0.4- 0.2- 970924 568 0.1- 0.0
970207 568 0.1- 0.0 970303 696 0.1- 0.5-
970209 568 0.3+ 0.4+ 970307 696 0.8- 0.2-
Ephemeris:
1997 CU29 a,e,i = 43.33, 0.03, 1 q = 41.871
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
1997 09 19 07 45.97 +22 26.1 45.257 44.791 61.8 1.1 23.2
1997 09 29 07 46.46 +22 25.1 45.100 44.791 71.5 1.2 23.2
1997 10 09 07 46.81 +22 24.5 44.932 44.791 81.2 1.3 23.2
1997 10 19 07 46.99 +22 24.3 44.761 44.791 91.1 1.3 23.2
1997 10 29 07 47.02 +22 24.5 44.590 44.791 101.0 1.2 23.2
1997 11 08 07 46.89 +22 25.1 44.425 44.791 111.1 1.2 23.2
1997 11 18 07 46.60 +22 26.0 44.271 44.791 121.2 1.1 23.1
1997 11 28 07 46.16 +22 27.3 44.132 44.791 131.4 0.9 23.1
1997 12 08 07 45.60 +22 28.9 44.014 44.791 141.7 0.8 23.1
1997 12 18 07 44.92 +22 30.7 43.920 44.791 152.0 0.6 23.1
1997 12 28 07 44.17 +22 32.7 43.853 44.791 162.3 0.4 23.1
1998 01 07 07 43.36 +22 34.7 43.816 44.791 172.7 0.2 23.0
1998 01 17 07 42.52 +22 36.7 43.809 44.791 176.6 0.1 23.0
1998 01 27 07 41.70 +22 38.6 43.833 44.791 166.4 0.3 23.0
1998 02 06 07 40.92 +22 40.4 43.888 44.791 156.1 0.5 23.1
1998 02 16 07 40.20 +22 41.9 43.970 44.791 145.8 0.7 23.1
1998 02 26 07 39.58 +22 43.1 44.078 44.791 135.6 0.9 23.1
1998 03 08 07 39.08 +22 44.1 44.208 44.791 125.5 1.0 23.1
1998 03 18 07 38.72 +22 44.6 44.355 44.791 115.4 1.1 23.2
1998 03 28 07 38.51 +22 44.8 44.515 44.791 105.5 1.2 23.2
1998 04 07 07 38.46 +22 44.6 44.683 44.791 95.6 1.3 23.2
1998 04 17 07 38.57 +22 44.1 44.853 44.791 85.8 1.3 23.2
1998 04 27 07 38.83 +22 43.2 45.022 44.791 76.1 1.2 23.2
1998 05 07 07 39.25 +22 41.9 45.184 44.791 66.5 1.2 23.2
1998 05 17 07 39.81 +22 40.3 45.334 44.791 57.0 1.1 23.2
Brian G. Marsden (C) Copyright 1997 MPC M.P.E.C. 1997-S12
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Enter an MPEC number in one of the following forms:
- 1997-B01 (the full form)
- J97B01 (the packed version of the full form)
- B01 (the abbreviated form)