MPEC 2001-U68: 2001 UD18
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M.P.E.C. 2001-U68 Issued 2001 Oct. 29, 22:15 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.
Prepared using the Tamkin Foundation Computer Network
MPC@CFA.HARVARD.EDU
URL http://cfa-www.harvard.edu/iau/mpc.html ISSN 1523-6714
2001 UD18
Observations:
K01U18D*tC2001 10 26.30995 02 09 15.47 +09 03 50.7 18.5 V 691
K01U18D tC2001 10 26.33401 02 10 38.28 +09 04 50.7 691
K01U18D tC2001 10 26.35645 02 11 55.60 +09 05 45.4 691
K01U18D tC2001 10 26.45624 02 17 42.20 +09 09 16.1 691
K01U18D tC2001 10 26.46126 02 18 00.13 +09 09 27.8 691
K01U18D tC2001 10 26.46613 02 18 17.48 +09 09 36.2 691
K01U18D tC2001 10 27.24770 03 05 38.55 +09 27 47.3 691
K01U18D tC2001 10 27.25205 03 05 52.27 +09 27 51.0 691
K01U18D tC2001 10 27.30931 03 08 55.08 +09 28 26.4 691
K01U18D tC2001 10 27.31853 03 09 24.73 +09 28 29.6 691
K01U18D tC2001 10 27.32695 03 09 51.54 +09 28 32.7 691
K01U18D tC2001 10 27.45671 03 16 39.55 +09 28 35.6 691
K01U18D tC2001 10 27.46075 03 16 52.31 +09 28 34.8 691
K01U18D tC2001 10 27.46566 03 17 07.35 +09 28 33.4 691
Observer details:
691 Steward Observatory, Kitt Peak. Observer A. F. Tubbiolo.
0.9-m Spacewatch telescope.
Orbital elements:
2001 UD18
Epoch 2001 Oct. 18.0 TT = JDT 2452200.5 Spahr
M 355.73441 (2000.0) P Q
n 0.40908240 Peri. 183.45554 +0.81498628 -0.57892031
a 1.7971963 Node 211.96211 +0.53280960 +0.76590472
e 0.4399195 Incl. 2.75769 +0.22784051 +0.27971635
P 2.41 H 27.6 G 0.15
From 14 observations 2001 Oct. 26-27.
Ephemeris:
2001 UD18 a,e,i = 1.80, 0.44, 3 q = 1.0066
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2001 10 18 21 45.31 +01 14.3 0.031 1.014 123.2 55.4 22.1
2001 10 19 21 56.54 +01 41.9 0.028 1.012 125.1 53.6 21.8
2001 10 20 22 10.61 +02 16.1 0.025 1.011 127.7 51.2 21.5
2001 10 21 22 28.54 +02 59.0 0.022 1.010 131.3 47.8 21.1
2001 10 22 22 51.75 +03 53.0 0.019 1.009 136.2 43.1 20.7
2001 10 23 23 22.10 +05 00.0 0.017 1.008 142.8 36.6 20.2
2001 10 24 00 01.70 +06 19.2 0.015 1.008 151.8 27.8 19.7
2001 10 25 00 51.74 +07 42.9 0.013 1.007 163.2 16.6 19.2
2001 10 26 01 50.29 +08 52.7 0.013 1.007 175.5 4.4 18.6
2001 10 27 02 50.88 +09 29.2 0.013 1.007 168.4 11.4 18.9
2001 10 28 03 45.71 +09 28.9 0.014 1.007 156.1 23.5 19.5
2001 10 29 04 30.53 +09 05.3 0.016 1.007 146.1 33.4 20.0
2001 10 30 05 05.30 +08 32.9 0.018 1.007 138.5 40.8 20.5
2001 10 31 05 31.86 +08 00.4 0.021 1.007 132.9 46.3 21.0
2001 11 01 05 52.27 +07 31.2 0.023 1.007 128.8 50.2 21.3
2001 11 02 06 08.18 +07 06.0 0.026 1.008 125.7 53.0 21.7
2001 11 03 06 20.79 +06 44.8 0.029 1.009 123.6 55.0 22.0
2001 11 04 06 30.94 +06 26.8 0.032 1.009 122.0 56.5 22.2
2001 11 05 06 39.24 +06 11.8 0.036 1.010 120.9 57.4 22.5
2001 11 06 06 46.11 +05 59.0 0.039 1.011 120.1 58.0 22.7
2001 11 07 06 51.85 +05 48.2 0.042 1.012 119.6 58.3 22.8
Timothy B. Spahr (C) Copyright 2001 MPC M.P.E.C. 2001-U68
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