MPEC 1997-V03: 1997 US2
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M.P.E.C. 1997-V03 Issued 1997 Nov. 1, 20:15 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 US2
Revision to MPEC 1997-U12
Observations:
J97U02S C1997 10 26.22622 03 15 52.72 +14 06 32.5 19.7 784
J97U02S C1997 10 26.23438 03 15 51.81 +14 06 29.0 19.9 784
J97U02S C1997 10 26.24496 03 15 50.68 +14 06 24.3 19.8 784
J97U02S C1997 10 26.25816 03 15 49.31 +14 06 18.6 18.8 784
J97U02S C1997 10 26.26840 03 15 48.19 +14 06 14.5 19.5 784
J97U02S C1997 10 26.28056 03 15 46.96 +14 06 09.9 19.6 784
J97U02S C1997 10 27.04701 03 14 27.78 +14 00 42.6 20.4 V 104
J97U02S C1997 10 27.05139 03 14 27.27 +14 00 41.4 104
J97U02S C1997 10 27.05556 03 14 26.85 +14 00 39.2 104
Observer details:
104 San Marcello Pistoiese. Observers L. Tesi, A. Boattini, M. Tombelli.
Measurers L. Tesi, A. Boattini, M. Tombelli, G. Forti. 0.40-m f/5
reflector + CCD.
784 Stull Observatory, Alfred University. Observer J. S. Weaver. 0.81-m f/4
reflector + CCD.
Orbital elements:
1997 US2
Epoch 1997 Oct. 19.0 TT = JDT 2450740.5 Williams
M 304.43749 (2000.0) P Q
n 0.49832329 Peri. 98.67412 -0.96879636 -0.24317935
a 1.5756579 Node 67.26272 +0.20203045 -0.88679372
e 0.6244310 Incl. 2.97901 +0.14358727 -0.39301489
P 1.98 H 19.5 G 0.15
From 24 observations 1997 Oct. 23-27.
Ephemeris:
1997 US2 a,e,i = 1.58, 0.62, 3 q = 0.5918
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
1997 10 29 03 10.85 +13 46.0 0.529 1.512 166.0 9.1 19.6
1997 11 03 02 59.80 +13 01.2 0.477 1.467 173.2 4.6 19.1
1997 11 08 02 46.00 +12 05.2 0.431 1.421 175.3 3.3 18.8
1997 11 13 02 29.36 +10 56.9 0.390 1.373 167.4 9.1 18.8
1997 11 18 02 09.94 +09 35.5 0.356 1.324 157.6 16.5 18.8
1997 11 23 01 48.00 +08 01.5 0.327 1.275 147.1 24.9 18.8
1997 11 28 01 24.04 +06 17.0 0.304 1.224 135.9 34.1 18.8
1997 12 03 00 58.74 +04 25.6 0.287 1.172 124.3 44.0 18.8
1997 12 08 00 32.70 +02 31.2 0.274 1.119 112.5 54.4 18.9
1997 12 13 00 06.23 +00 36.2 0.264 1.065 100.6 65.3 19.1
1997 12 18 23 39.25 -01 18.8 0.256 1.011 88.6 76.7 19.2
1997 12 23 23 11.34 -03 15.4 0.251 0.956 76.3 88.9 19.5
1997 12 28 22 41.84 -05 16.4 0.248 0.901 63.7 102.0 20.0
Gareth V. Williams (C) Copyright 1997 MPC M.P.E.C. 1997-V03
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