MPEC 2002-Y20 : 2002 XM90
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M.P.E.C. 2002-Y20 Issued 2002 Dec. 17, 17:52 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
2002 XM90
Observations:
K02X90M* C2002 12 05.36458 07 13 57.51 +24 53 20.8 18.4 704
K02X90M C2002 12 05.38107 07 13 57.91 +24 53 58.1 18.4 704
K02X90M C2002 12 05.39631 07 13 58.32 +24 54 32.2 18.4 704
K02X90M C2002 12 05.41163 07 13 58.70 +24 55 07.0 18.4 704
K02X90M C2002 12 05.42722 07 13 59.13 +24 55 41.1 18.5 704
K02X90M C2002 12 07.36782 07 14 58.48 +26 10 57.8 18.6 704
K02X90M C2002 12 07.38290 07 14 58.83 +26 11 34.5 19.0 704
K02X90M C2002 12 07.39810 07 14 59.23 +26 12 10.3 18.7 704
K02X90M C2002 12 07.42837 07 14 59.82 +26 13 23.6 17.7 704
K02X90M C2002 12 11.37547 07 16 34.86 +29 03 31.2 18.6 704
K02X90M C2002 12 11.39071 07 16 35.07 +29 04 12.8 18.2 704
K02X90M C2002 12 11.40595 07 16 35.26 +29 04 54.9 18.1 704
K02X90M C2002 12 11.42119 07 16 35.47 +29 05 37.2 17.8 704
K02X90M C2002 12 11.43664 07 16 35.66 +29 06 19.7 18.0 704
K02X90M C2002 12 12.39071 07 16 53.36 +29 51 00.1 18.0 704
K02X90M C2002 12 12.39083 07 16 53.44 +29 51 00.6 18.0 704
K02X90M C2002 12 12.40654 07 16 53.59 +29 51 44.8 17.8 704
K02X90M C2002 12 12.40666 07 16 53.59 +29 51 45.9 17.9 704
K02X90M C2002 12 12.42234 07 16 53.75 +29 52 29.7 17.9 704
K02X90M C2002 12 12.42246 07 16 53.74 +29 52 30.7 17.8 704
K02X90M C2002 12 12.43780 07 16 53.91 +29 53 13.6 17.9 704
K02X90M C2002 12 12.43791 07 16 53.92 +29 53 13.5 18.2 704
K02X90M C2002 12 15.29503 07 17 34.06 +32 15 26.4 17.3 704
K02X90M C2002 12 15.30986 07 17 34.07 +32 16 12.7 17.7 704
K02X90M C2002 12 15.32468 07 17 34.10 +32 16 59.2 17.9 704
K02X90M C2002 12 15.33935 07 17 34.11 +32 17 45.0 18.2 704
K02X90M C2002 12 15.35377 07 17 34.19 +32 18 31.1 19.0 704
K02X90M C2002 12 15.36655 07 17 34.30 +32 19 10.2 18.4 704
K02X90M C2002 12 15.38195 07 17 34.33 +32 19 58.3 17.9 704
K02X90M C2002 12 15.39721 07 17 34.30 +32 20 46.2 18.5 704
K02X90M C2002 12 15.41244 07 17 34.37 +32 21 33.3 17.5 704
K02X90M C2002 12 15.42778 07 17 34.40 +32 22 21.5 18.3 704
K02X90M C2002 12 16.23041 07 17 42.71 +33 04 38.2 17.1 R 649
K02X90M C2002 12 16.23325 07 17 42.72 +33 04 47.3 17.3 R 649
K02X90M C2002 12 16.23608 07 17 42.72 +33 04 56.6 16.9 R 649
K02X90M C2002 12 16.38696 07 17 43.02 +33 13 04.4 18.3 V 333
K02X90M C2002 12 16.38760 07 17 43.05 +33 13 06.5 18.2 V 333
K02X90M C2002 12 16.38819 07 17 43.01 +33 13 09.0 18.4 V 333
K02X90M C2002 12 17.37118 07 17 48.90 +34 06 33.2 17.2 R 711
K02X90M C2002 12 17.37514 07 17 48.89 +34 06 46.0 17.2 R 711
K02X90M IC2002 12 17.37912 07 17 48.84 +34 06 59.7 711
Observer details:
333 Desert Eagle Observatory. Observer W. Yeung. 0.45-m Schmidt-Cassegrain
+ CCD.
649 Powell Observatory, Louisburg. Observer R. Fredrick. 0.75-m Newtonian
+ CCD.
704 Lincoln Laboratory ETS, New Mexico. Observers M. Blythe, F. Shelly,
M. Bezpalko, R. Huber, L. Manguso, S. Adams, D. Torres, T. Brothers,
S. Partridge. Measurers J. Stuart, R. Sayer, J. Evans, P. Hopman. 1.0-m
f/2.15 reflector + CCD.
711 McDonald Observatory. Observer J. G. Ries. 0.76-m reflector with prime
focus corrector + CCD.
Orbital elements:
2002 XM90
Epoch 2002 Nov. 22.0 TT = JDT 2452600.5 MPC
M 315.61248 (2000.0) P Q
n 0.41063506 Peri. 80.57567 -0.89271362 -0.29354296
a 1.7926632 Node 81.75515 +0.13491805 -0.89802803
e 0.3784301 Incl. 20.21047 +0.42995292 -0.32768612
P 2.40 H 18.1 G 0.15
From 41 observations 2002 Dec. 5-17.
Ephemeris:
2002 XM90 a,e,i = 1.79, 0.38, 20 q = 1.1143
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2002 12 12 07 16.78 +29 32.5 0.442 1.390 152.1 19.3 18.0
2002 12 22 07 17.67 +38 36.7 0.378 1.341 157.5 16.3 17.5
2003 01 01 07 13.27 +49 44.6 0.339 1.294 152.7 20.4 17.3
2003 01 11 07 01.79 +61 21.1 0.324 1.250 140.3 30.2 17.4
2003 01 21 06 41.4 +71 27.9 0.329 1.210 127.0 40.5 17.7
2003 01 31 06 10.2 +79 04.9 0.345 1.176 115.7 49.0 18.0
2003 02 10 05 28.7 +84 23.0 0.365 1.149 107.2 55.1 18.2
2003 02 20 04 43 +88 13.5 0.384 1.129 101.4 59.1 18.4
2003 03 02 15 47 +88 30.3 0.398 1.117 97.9 61.5 18.5
2003 03 12 15 08 +85 03.6 0.406 1.114 96.4 62.4 18.6
2003 03 22 14 36.5 +80 54.4 0.409 1.121 96.8 62.0 18.6
2003 04 01 14 13.1 +75 41.0 0.407 1.136 98.9 60.4 18.6
2003 04 11 13 56.56 +69 02.9 0.403 1.158 102.6 57.6 18.5
2003 04 21 13 46.09 +60 47.9 0.401 1.189 107.6 53.7 18.5
2003 05 01 13 40.45 +50 58.8 0.405 1.225 113.2 49.1 18.4
2003 05 11 13 39.01 +40 01.8 0.421 1.266 118.5 44.5 18.4
2003 05 21 13 41.15 +28 49.4 0.454 1.311 122.2 40.8 18.6
2003 05 31 13 46.25 +18 17.3 0.506 1.359 123.4 38.5 18.8
2003 06 10 13 53.95 +09 01.5 0.577 1.410 122.2 37.5 19.2
2003 06 20 14 03.84 +01 13.8 0.665 1.461 119.3 37.3 19.5
2003 06 30 14 15.58 -05 12.3 0.767 1.514 115.4 37.4 19.9
2003 07 10 14 28.97 -10 30.2 0.882 1.566 110.9 37.3 20.3
2003 07 20 14 43.76 -14 52.8 1.007 1.618 106.2 37.1 20.7
2003 07 30 14 59.80 -18 31.5 1.140 1.670 101.4 36.6 21.0
2003 08 09 15 16.96 -21 34.9 1.280 1.721 96.6 35.8 21.3
2003 08 19 15 35.11 -24 09.3 1.424 1.771 91.7 34.8 21.5
2003 08 29 15 54.15 -26 19.3 1.572 1.819 86.7 33.7 21.8
2003 09 08 16 13.99 -28 08.1 1.721 1.866 81.8 32.3 22.0
Kyle E. Smalley (C) Copyright 2002 MPC M.P.E.C. 2002-Y20
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