MPEC 2001-X47 : 2001 CZ31
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M.P.E.C. 2001-X47 Issued 2001 Dec. 13, 16:16 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.
Prepared using the Tamkin Foundation Computer Network
MPC@CFA.HARVARD.EDU
URL http://cfa-www.harvard.edu/iau/mpc.html ISSN 1523-6714
2001 CZ31
Revision to MPEC 2001-C32
Observations:
K01C31Z C2001 12 12.19146 09 11 38.29 +15 51 42.6 950
K01C31Z C2001 12 12.23185 09 11 38.20 +15 51 43.1 950
K01C31Z C2001 12 13.14961 09 11 35.98 +15 51 54.8 950
K01C31Z C2001 12 13.17259 09 11 35.93 +15 51 55.3 950
Observer details:
950 La Palma. Observers T. Grav, M. W. Hansen. Measurer T. Grav. 2.5-m
Nordic Optical Telescope.
First and last observations above in comparison with prediction:
Residuals in seconds of arc and reference
011212 950 25.8+ 7.7- 011213 950 26.2+ 7.8- MPO 12289
Orbital elements:
2001 CZ31
Epoch 2001 Oct. 18.0 TT = JDT 2452200.5 MPC
M 336.73988 (2000.0) P Q
n 0.00323221 Peri. 26.13828 -0.94817289 -0.29322383
a 45.3039545 Node 136.22234 +0.25161713 -0.92814852
e 0.0967383 Incl. 10.19219 +0.19405410 -0.22925991
P 305 H 5.5 G 0.15 U 7
Residuals in seconds of arc
010203 568 0.4+ 0.1- 010220 568 0.1+ 0.2- 010328 688 0.3+ 0.1-
010203 568 0.4+ 0.0 010221 568 0.0 0.3- 011212 950 0.1- 0.1+
010204 568 0.0 0.1+ 010324 695 0.0 0.1+ 011212 950 0.1+ 0.1+
010204 568 0.2- 0.1+ 010324 695 0.2+ 0.1+ 011213 950 0.2+ 0.2-
010220 568 0.3+ 0.1- 010328 688 0.1+ 0.2+ 011213 950 0.4+ 0.0
Ephemeris:
2001 CZ31 a,e,i = 45.30, 0.10, 10 q = 40.921
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2001 12 07 09 11.83 +15 50.7 40.856 41.348 119.3 1.2 21.8
2001 12 17 09 11.43 +15 52.8 40.712 41.347 129.6 1.1 21.8
2001 12 27 09 10.90 +15 55.5 40.588 41.345 139.9 0.9 21.8
2002 01 06 09 10.26 +15 58.8 40.488 41.344 150.3 0.7 21.7
2002 01 16 09 09.52 +16 02.4 40.414 41.343 160.6 0.5 21.7
2002 01 26 09 08.73 +16 06.3 40.369 41.342 171.0 0.2 21.7
2002 02 05 09 07.91 +16 10.4 40.355 41.341 178.6 0.0 21.6
2002 02 15 09 07.10 +16 14.4 40.372 41.340 168.3 0.3 21.7
2002 02 25 09 06.32 +16 18.2 40.419 41.338 158.0 0.5 21.7
2002 03 07 09 05.60 +16 21.8 40.494 41.337 147.8 0.7 21.7
2002 03 17 09 04.98 +16 25.0 40.595 41.336 137.7 0.9 21.8
2002 03 27 09 04.48 +16 27.6 40.718 41.335 127.6 1.1 21.8
2002 04 06 09 04.11 +16 29.7 40.860 41.334 117.6 1.2 21.8
2002 04 16 09 03.88 +16 31.2 41.015 41.333 107.8 1.3 21.8
2002 04 26 09 03.82 +16 31.9 41.180 41.331 98.0 1.4 21.8
2002 05 06 09 03.91 +16 32.0 41.348 41.330 88.3 1.4 21.9
2002 05 16 09 04.17 +16 31.4 41.515 41.329 78.7 1.4 21.9
2002 05 26 09 04.58 +16 30.1 41.677 41.328 69.2 1.3 21.9
2002 06 05 09 05.13 +16 28.2 41.829 41.327 59.7 1.2 21.9
2002 06 15 09 05.81 +16 25.7 41.967 41.326 50.3 1.1 21.9
2002 06 25 09 06.61 +16 22.7 42.086 41.324 41.0 0.9 21.8
2002 07 05 09 07.51 +16 19.2 42.185 41.323 31.7 0.7 21.8
Brian G. Marsden (C) Copyright 2001 MPC M.P.E.C. 2001-X47
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