MPEC 1996-B07 : 1994 CN2
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M.P.E.C. 1996-B07 Issued 1996 Jan. 22, 23:32 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
1994 CN2
Revision to MPEC 1994-F01
Observations:
J94C02N C1996 01 21.41620 11 11 25.85 +07 04 31.7 19.5 R 691
J94C02N C1996 01 21.41863 11 11 25.77 +07 04 32.4 19.5 R 691
J94C02N C1996 01 21.42154 11 11 25.64 +07 04 33.3 19.6 R 691
J94C02N C1996 01 22.38600 11 10 47.78 +07 09 41.8 711
J94C02N C1996 01 22.39944 11 10 47.20 +07 09 46.4 711
Observer details:
691 Steward Observatory, Kitt Peak. Observers S. M. Larson, C. W.
Hergenrother, D. Means. Measurer C. W. Hergenrother.
2.3-m f/2 reflector.
711 McDonald Observatory, Fort Davis. Observer A. L. Whipple.
0.76-m reflector.
First and last observations above in comparison with prediction:
Residuals in seconds of arc
960121 691 39.2+ 16.4- 960122 711 39.7+ 16.3- MPC 23686
Orbital elements:
1994 CN2
Epoch 1996 Apr. 27.0 TT = JDT 2450200.5 Marsden
M 185.28388 (2000.0) P Q
n 0.49954714 Peri. 248.12343 +0.97602166 +0.21626015
a 1.5730833 Node 99.38031 -0.18929961 +0.89944964
e 0.3949320 Incl. 1.43827 -0.10745871 +0.37976558
P 1.97 H 16.5 G 0.15 U 5
Residuals in seconds of arc
940215 691 0.6- 0.2+ 940220 413 0.9+ 0.4+ 940320 413 0.7+ 0.3-
940215 691 0.3- 0.1+ 940221 413 0.3- 0.0 940320 413 0.5+ 0.1-
940215 691 0.5- 0.2+ 940221 413 0.1- 0.1- 940320 413 0.6+ 0.4-
940216 691 0.1- 0.0 940304 691 0.4- 0.0 940502 413 0.2+ 0.5+
940216 691 0.0 0.1- 940304 691 0.6- 0.4+ 940502 413 0.1- 0.6+
940216 691 0.3+ 0.6- 940304 691 0.6- 0.4+ 940502 413 0.0 0.0
940219 691 0.4- 0.1- 940306 658 0.4+ 0.2+ 960121 691 0.0 0.0
940219 691 0.6- 0.2- 940306 658 1.4- 0.0 960121 691 0.3+ 0.1-
940219 691 (3.2- 0.8+) 940306 658 0.7+ 0.0 960121 691 0.1+ 0.1-
940219 691 0.2+ 0.2+ 940314 587 0.5+ 1.9- 960122 711 0.1- 0.2+
940219 691 0.1- 0.3+ 940314 587 0.2+ 0.3- 960122 711 0.1- 0.4+
940219 691 0.2- 0.0 940314 587 (0.7- 2.2-)
940220 413 1.2+ 0.6+ 940314 587 (1.4- 2.2-)
Ephemeris:
1994 CN2 a,e,i = 1.57, 0.39, 1 q = 0.9518
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
1996 01 18 11 13.36 +06 48.2 1.319 2.097 130.6 20.9 19.7
1996 01 23 11 10.37 +07 13.1 1.282 2.108 136.5 18.7 19.6
1996 01 28 11 06.39 +07 44.0 1.249 2.118 142.7 16.4 19.5
1996 02 02 11 01.46 +08 20.3 1.220 2.127 149.1 13.8 19.4
1996 02 07 10 55.67 +09 01.1 1.198 2.136 155.7 10.9 19.2
1996 02 12 10 49.13 +09 45.5 1.182 2.144 162.5 7.9 19.1
1996 02 17 10 42.03 +10 32.0 1.173 2.151 169.4 4.8 18.9
1996 02 22 10 34.57 +11 19.0 1.171 2.158 176.0 1.8 18.7
1996 02 27 10 27.00 +12 04.8 1.176 2.165 175.7 2.0 18.8
1996 03 03 10 19.57 +12 48.0 1.189 2.170 169.1 5.0 19.0
1996 03 08 10 12.52 +13 27.3 1.209 2.175 162.4 8.0 19.2
1996 03 13 10 06.04 +14 01.8 1.235 2.180 155.7 10.8 19.3
1996 03 18 10 00.30 +14 31.0 1.268 2.184 149.3 13.5 19.5
1996 03 23 09 55.42 +14 54.4 1.306 2.187 143.1 15.9 19.6
1996 03 28 09 51.49 +15 12.1 1.350 2.190 137.2 18.1 19.8
1996 04 02 09 48.53 +15 24.3 1.398 2.192 131.5 20.0 19.9
1996 04 07 09 46.53 +15 31.2 1.449 2.193 126.1 21.6 20.1
1996 04 12 09 45.47 +15 33.2 1.503 2.194 120.9 23.1 20.2
1996 04 17 09 45.29 +15 30.6 1.560 2.194 116.0 24.3 20.3
1996 04 22 09 45.95 +15 23.8 1.619 2.194 111.3 25.3 20.4
1996 04 27 09 47.39 +15 13.1 1.678 2.193 106.8 26.1 20.5
1996 05 02 09 49.53 +14 58.9 1.739 2.191 102.6 26.7 20.6
1996 05 07 09 52.31 +14 41.3 1.800 2.189 98.4 27.1 20.7
1996 05 12 09 55.67 +14 20.7 1.861 2.186 94.5 27.4 20.8
1996 05 17 09 59.56 +13 57.2 1.922 2.183 90.7 27.6 20.8
1996 05 22 10 03.93 +13 31.0 1.983 2.179 87.0 27.6 20.9
1996 05 27 10 08.73 +13 02.2 2.042 2.174 83.5 27.6 21.0
1996 06 01 10 13.92 +12 31.0 2.100 2.169 80.1 27.4 21.0
1996 06 06 10 19.45 +11 57.5 2.157 2.163 76.7 27.2 21.1
1996 06 11 10 25.29 +11 21.9 2.213 2.157 73.5 26.8 21.1
1996 06 16 10 31.43 +10 44.2 2.266 2.150 70.4 26.4 21.1
1996 06 21 10 37.82 +10 04.5 2.318 2.142 67.3 26.0 21.2
1996 06 26 10 44.46 +09 22.9 2.368 2.134 64.3 25.4 21.2
1996 07 01 10 51.32 +08 39.5 2.415 2.125 61.4 24.8 21.2
1996 07 06 10 58.38 +07 54.5 2.460 2.115 58.5 24.2 21.2
1996 07 11 11 05.63 +07 07.8 2.503 2.105 55.7 23.5 21.2
1996 07 16 11 13.06 +06 19.5 2.543 2.094 53.0 22.8 21.2
1996 07 21 11 20.67 +05 29.7 2.581 2.083 50.3 22.0 21.2
1996 07 26 11 28.45 +04 38.6 2.616 2.071 47.6 21.2 21.2
1996 07 31 11 36.38 +03 46.1 2.647 2.059 45.0 20.4 21.2
1996 08 05 11 44.47 +02 52.4 2.677 2.045 42.4 19.5 21.2
1996 08 10 11 52.71 +01 57.6 2.703 2.031 39.9 18.7 21.2
1996 08 15 12 01.12 +01 01.6 2.726 2.017 37.4 17.7 21.1
1996 08 20 12 09.68 +00 04.7 2.746 2.002 34.9 16.8 21.1
1996 08 25 12 18.40 -00 53.2 2.763 1.986 32.5 15.9 21.1
Brian G. Marsden (C) Copyright 1996 MPC M.P.E.C. 1996-B07
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