MPEC 2001-U71: 2001 UG18
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M.P.E.C. 2001-U71 Issued 2001 Oct. 29, 22:30 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 UG18
Observations:
K01U18G* C2001 10 27.25003 03 21 47.98 +33 03 45.9 18.4 704
K01U18G C2001 10 27.26641 03 21 48.84 +33 03 00.4 19.0 704
K01U18G C2001 10 27.28278 03 21 49.70 +33 02 14.9 18.6 704
K01U18G C2001 10 27.29916 03 21 50.55 +33 01 29.5 18.5 704
K01U18G C2001 10 27.31587 03 21 51.45 +33 00 43.4 18.8 704
K01U18G C2001 10 28.04966 03 22 39.50 +32 26 23.5 946
K01U18G C2001 10 28.05266 03 22 39.71 +32 26 14.6 18.1 R 946
K01U18G C2001 10 28.07403 03 22 40.78 +32 25 13.6 18.2 R 946
K01U18G C2001 10 28.22324 03 22 51.94 +32 18 16.1 19.1 R 918
K01U18G C2001 10 28.22483 03 22 51.85 +32 18 15.4 18.6 R 649
K01U18G C2001 10 28.22633 03 22 52.01 +32 18 06.8 18.2 R 918
K01U18G C2001 10 28.23007 03 22 52.22 +32 17 56.7 18.9 R 918
K01U18G C2001 10 28.23106 03 22 52.13 +32 17 58.1 18.3 R 649
K01U18G C2001 10 28.23717 03 22 52.45 +32 17 41.5 18.4 R 649
K01U18G C2001 10 28.23977 03 22 52.64 +32 17 29.6 18.7 R 918
K01U18G C2001 10 28.24841 03 22 53.43 +32 17 14.2 17.7 R 711
K01U18G C2001 10 28.25269 03 22 53.58 +32 17 02.5 17.8 R 711
K01U18G IC2001 10 28.25696 03 22 53.93 +32 16 51.7 711
Observer details:
649 Powell Observatory, Louisburg. Observers R. Fredrick, C. Fredrick,
D. Young, V. Morgan. 0.75-m Newtonian + CCD.
704 Lincoln Laboratory ETS, New Mexico. Observers M. Blythe, F. Shelly,
M. Bezpalko, R. Huber, L. Manguso, S. Adams, J. Piscitelli. Measurers
J. Stuart, R. Sayer, J. B. Evans, H. Viggh. 1.0-m f/2.15 reflector + CCD.
711 McDonald Observatory. Observer P. J. Shelus. 0.76-m reflector + CCD.
918 Badlands Observatory, Quinn. Observer R. Dyvig. 0.66-m f/4.8 reflector
+ CCD.
946 Ametlla de Mar. Observer J. Nomen. 0.40-m f/2.0 Schmidt + CCD.
Orbital elements:
2001 UG18
Epoch 2001 Oct. 18.0 TT = JDT 2452200.5 Spahr
M 6.14974 (2000.0) P Q
n 0.20866179 Peri. 123.03002 +0.99149558 +0.01620566
a 2.8151882 Node 236.35611 -0.05639930 +0.94770674
e 0.6031497 Incl. 8.92309 +0.11728441 +0.31873079
P 4.72 H 20.1 G 0.15
From 18 observations 2001 Oct. 27-28.
Ephemeris:
2001 UG18 a,e,i = 2.82, 0.60, 9 q = 1.1172
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2001 10 28 03 22.61 +32 28.8 0.247 1.221 154.4 20.6 18.5
2001 11 07 03 29.56 +25 26.1 0.289 1.274 166.7 10.3 18.6
2001 11 17 03 32.08 +20 00.1 0.346 1.335 178.8 0.9 18.6
2001 11 27 03 33.64 +16 12.8 0.419 1.402 169.8 7.1 19.5
2001 12 07 03 36.11 +13 49.8 0.509 1.472 159.5 13.6 20.3
2001 12 17 03 40.28 +12 31.5 0.613 1.546 149.9 18.6 20.9
2001 12 27 03 46.44 +11 59.6 0.734 1.622 141.2 22.4 21.6
2002 01 06 03 54.51 +11 58.9 0.868 1.698 133.0 25.0 22.1
Timothy B. Spahr (C) Copyright 2001 MPC M.P.E.C. 2001-U71
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