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M.P.E.C. 2001-X13 Issued 2001 Dec. 3, 20:48 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 XD
Observations:
K01X00D* C2001 12 02.27399 01 15 47.50 +01 45 25.0 18.6 644
K01X00D C2001 12 02.29533 01 15 51.70 +01 46 40.4 18.6 644
K01X00D C2001 12 02.31628 01 15 55.84 +01 47 54.6 18.9 644
K01X00D C2001 12 02.85097 01 17 43.22 +02 18 42.1 17.4 R 046
K01X00D C2001 12 02.85190 01 17 43.41 +02 18 44.8 046
K01X00D C2001 12 02.85301 01 17 43.60 +02 18 49.9 046
K01X00D C2001 12 02.85373 01 17 43.79 +02 18 52.7 17.8 R 046
K01X00D C2001 12 02.85451 01 17 43.99 +02 18 54.4 046
K01X00D C2001 12 02.85529 01 17 44.03 +02 18 56.5 17.7 R 046
K01X00D C2001 12 02.85598 01 17 44.19 +02 18 59.9 046
K01X00D C2001 12 02.85751 01 17 44.55 +02 19 05.4 046
K01X00D C2001 12 02.85825 01 17 44.66 +02 19 07.2 17.5 R 046
K01X00D C2001 12 03.14073 01 18 39.64 +02 34 57.0 18.2 704
K01X00D C2001 12 03.15631 01 18 42.57 +02 35 48.7 18.3 704
K01X00D C2001 12 03.16707 01 18 44.45 +02 36 24.2 17.8 704
K01X00D C2001 12 03.17189 01 18 45.36 +02 36 40.1 18.6 704
K01X00D C2001 12 03.18227 01 18 47.27 +02 37 14.2 18.6 704
K01X00D C2001 12 03.18745 01 18 48.22 +02 37 30.7 18.5 704
K01X00D C2001 12 03.19750 01 18 50.03 +02 38 04.6 18.3 704
K01X00D C2001 12 03.20300 01 18 51.06 +02 38 22.2 18.3 704
K01X00D C2001 12 03.21293 01 18 52.85 +02 38 55.0 18.4 704
K01X00D C2001 12 03.22832 01 18 55.71 +02 39 45.7 18.5 704
Observer details:
046 Klet. Observers J. Ticha, M. Tichy, M. Kocer. 0.57-m f/5.2
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.
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.
Orbital elements:
2001 XD
Epoch 2001 Nov. 27.0 TT = JDT 2452240.5 MPC
M 21.63502 (2000.0) P Q
n 0.38172893 Peri. 230.94542 +0.43496341 +0.88315671
a 1.8820565 Node 65.68464 -0.75512892 +0.46400085
e 0.7776952 Incl. 11.11104 -0.49049684 +0.06882898
P 2.58 H 18.2 G 0.15
From 22 observations 2001 Dec. 2-3.
Ephemeris:
2001 XD a,e,i = 1.88, 0.78, 11 q = 0.4184
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2001 11 27 00 53.26 -04 58.3 0.264 1.158 124.9 44.3 17.3
2001 12 07 01 29.58 +05 38.2 0.427 1.292 127.8 37.0 18.4
2001 12 17 01 50.18 +10 41.3 0.608 1.418 124.3 35.0 19.3
2001 12 27 02 06.10 +13 46.5 0.799 1.538 118.8 34.1 20.1
2002 01 06 02 20.42 +15 58.7 1.000 1.651 112.6 33.4 20.7
2002 01 16 02 34.27 +17 43.0 1.208 1.757 106.1 32.5 21.2
2002 01 26 02 48.13 +19 10.8 1.422 1.859 99.5 31.5 21.7
2002 02 05 03 02.18 +20 27.6 1.638 1.955 92.9 30.2 22.0
Timothy B. Spahr (C) Copyright 2001 MPC M.P.E.C. 2001-X13
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