MPEC 2001-X28 : 2001 XU
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Read MPEC 2001-X27
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M.P.E.C. 2001-X28 Issued 2001 Dec. 8, 17:48 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 XU
Observations:
K01X00U* C2001 12 07.45139 02 49 30.76 +34 00 11.7 18.8 644
K01X00U C2001 12 07.46184 02 49 25.88 +33 59 38.3 18.6 644
K01X00U C2001 12 07.47226 02 49 20.99 +33 59 04.5 18.7 644
K01X00U C2001 12 07.91921 02 45 51.00 +33 35 05.0 17.3 R 118
K01X00U C2001 12 07.92027 02 45 50.53 +33 35 01.2 17.6 R 118
K01X00U C2001 12 07.92231 02 45 49.50 +33 34 54.4 118
K01X00U C2001 12 07.92465 02 45 48.37 +33 34 46.8 118
K01X00U C2001 12 07.92581 02 45 47.80 +33 34 43.4 118
K01X00U C2001 12 07.94052 02 45 41.06 +33 33 58.6 946
K01X00U C2001 12 07.96029 02 45 31.48 +33 32 52.9 18.0 R 946
K01X00U C2001 12 07.96397 02 45 29.72 +33 32 40.5 18.3 R 946
K01X00U C2001 12 07.97078 02 45 26.01 +33 32 13.3 18.3 V 611
K01X00U C2001 12 07.97947 02 45 22.03 +33 31 44.3 611
K01X00U C2001 12 08.71368 02 39 28.46 +32 49 20.7 557
K01X00U C2001 12 08.71449 02 39 28.07 +32 49 17.5 557
K01X00U C2001 12 08.71611 02 39 27.27 +32 49 11.8 557
K01X00U C2001 12 08.71774 02 39 26.43 +32 49 06.2 557
K01X00U C2001 12 08.71855 02 39 26.00 +32 49 03.1 557
Observer details:
118 Modra. Observers A. Galad, L. Kornos. 0.6-m f/5.5 reflector + CCD.
557 Ondrejov. Observer L. Sarounova. 0.65-m f/3.6 reflector + CCD.
611 Starkenburg. Observers M. Busch, R. Stoss. 0.45-m f/4.4 reflector + CCD.
644 Palomar Mountain/NEAT. Observers E. F. Helin, S. Pravdo, K. Lawrence,
M. Hicks, E. Hovland, T. Bickler, J. Schroeder, L. Scherr, R. Thicksten,
A. Deetz. 1.2-m Schmidt + CCD.
946 Ametlla de Mar. Observer J. Nomen. 0.40-m f/2.0 Schmidt + CCD.
Orbital elements:
2001 XU PHA 0.005
Epoch 2001 Nov. 27.0 TT = JDT 2452240.5 MPC
M 345.95751 (2000.0) P Q
n 0.19976863 Peri. 285.65197 -0.93643276 +0.10434407
a 2.8981299 Node 261.24738 +0.01164534 -0.94498097
e 0.8595296 Incl. 19.81100 -0.35065377 -0.31003754
P 4.93 H 19.0 G 0.15
From 17 observations 2001 Dec. 7-8.
Ephemeris:
2001 XU a,e,i = 2.90, 0.86, 20 q = 0.4071
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2001 12 07 02 53.04 +34 23.5 0.326 1.280 151.0 21.9 18.2
2001 12 09 02 37.11 +32 32.2 0.304 1.250 146.4 25.9 18.1
2001 12 11 02 20.00 +30 15.5 0.285 1.219 141.1 30.5 18.0
2001 12 13 02 01.83 +27 30.3 0.267 1.189 135.1 35.8 18.0
2001 12 15 01 42.75 +24 14.3 0.252 1.158 128.4 41.8 18.0
2001 12 17 01 22.96 +20 26.6 0.239 1.127 121.1 48.4 18.0
2001 12 19 01 02.68 +16 09.0 0.229 1.095 113.2 55.7 18.0
2001 12 21 00 42.16 +11 26.2 0.223 1.063 104.9 63.4 18.1
2001 12 23 00 21.62 +06 25.9 0.219 1.031 96.3 71.5 18.3
2001 12 25 00 01.27 +01 18.0 0.219 0.998 87.6 79.8 18.5
2001 12 27 23 41.27 -03 46.9 0.221 0.966 78.9 88.1 18.7
2001 12 29 23 21.75 -08 39.0 0.227 0.933 70.6 96.2 19.1
2001 12 31 23 02.78 -13 10.7 0.236 0.899 62.6 104.0 19.5
2002 01 02 22 44.41 -17 17.2 0.247 0.866 55.1 111.4 19.9
2002 01 04 22 26.67 -20 55.9 0.261 0.832 48.1 118.4 20.4
2002 01 06 22 09.59 -24 06.5 0.277 0.798 41.7 124.9 21.0
Brian G. Marsden (C) Copyright 2001 MPC M.P.E.C. 2001-X28
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