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IAU Minor Planet Center

Minor Planet Center

MPEC 2003-X23 : 2003 XL

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M.P.E.C. 2003-X23                                Issued 2003 Dec. 4, 13:27 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.

         Supported in part by the Steven and Michele Kirsch Foundation
             Prepared using the Tamkin Foundation Computer Network

                              MPC@CFA.HARVARD.EDU
          URL http://cfa-www.harvard.edu/iau/mpc.html  ISSN 1523-6714

                                    2003 XL

Observations:
     K03X00L  C2003 12 03.19763 02 25 21.61 +36 28 17.4          19.0        704
     K03X00L  C2003 12 03.21090 02 25 20.42 +36 28 08.4          20.0        704
     K03X00L* C2003 12 03.21124 02 25 20.51 +36 28 06.6          18.8 R      699
     K03X00L  C2003 12 03.22412 02 25 19.24 +36 28 00.8          19.4        704
     K03X00L  C2003 12 03.23304 02 25 18.40 +36 27 54.3                      699
     K03X00L  C2003 12 03.25016 02 25 16.88 +36 27 45.0          19.2        704
     K03X00L  C2003 12 03.25481 02 25 16.53 +36 27 42.3                      699
     K03X00L  C2003 12 03.27671 02 25 14.38 +36 27 26.5                      699
     K03X00L 5C2003 12 04.07037 02 24 05.82 +36 19 38.4          19.5 R      673
     K03X00L 5C2003 12 04.07384 02 24 05.49 +36 19 36.5                      673
     K03X00L 5C2003 12 04.07813 02 24 05.15 +36 19 34.5                      673
     K03X00L 5C2003 12 04.09294 02 24 03.82 +36 19 25.6                      673
     K03X00L 5C2003 12 04.09630 02 24 03.53 +36 19 23.7                      673
     K03X00L 5C2003 12 04.10035 02 24 03.20 +36 19 21.5                      673
     K03X00L  C2003 12 04.26014 02 23 48.79 +36 17 47.5          19.3 R      854
     K03X00L  C2003 12 04.26674 02 23 48.19 +36 17 43.4          19.3 R      854
     K03X00L  C2003 12 04.27335 02 23 47.68 +36 17 38.6          19.5 R      854

Observer details:
673 Table Mountain Observatory, Wrightwood.  Observer J. Young.  0.6-m
    reflector + CCD.
699 Lowell Observatory-LONEOS.  Observer B. A. Skiff.  0.59-m LONEOS Schmidt
    + CCD.
704 Lincoln Laboratory ETS, New Mexico.  Observers M. Blythe, F. Shelly,
    M. Bezpalko, R. Huber, L. Manguso, D. Torres, R. Kracke, M. McCleary,
    H. Stange, A. Milner.  Measurers J. Stuart, R. Sayer, J. Evans, J. Kommers.
    1.0-m f/2.15 reflector + CCD.
854 Sabino Canyon Observatory, Tucson.  Observer J. E. McGaha.  0.356-m f/10.0
    Schmidt-Cassegrain + CCD.

Orbital elements:
2003 XL
Epoch 2003 Nov. 17.0 TT = JDT 2452960.5                 MPC
M 274.90671              (2000.0)            P               Q
n   0.40408799     Peri.  208.65514     -0.99588322     +0.01445189
a   1.8119745      Node   331.74380     +0.03665383     -0.83869554
e   0.3854303      Incl.   10.89574     -0.08290424     -0.54440879
P   2.44           H   17.2           G   0.15
From 17 observations 2003 Dec. 3-4.

Ephemeris:
2003 XL                  a,e,i = 1.81, 0.39, 11                  q = 1.1136
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2003 11 27    02 35.28   +37 24.0    1.030    1.964   153.9    12.8    19.5
2003 12 07    02 20.08   +35 49.9    1.030    1.919   144.5    17.4    19.6
2003 12 17    02 09.73   +34 02.6    1.050    1.873   133.9    22.2    19.7
2003 12 27    02 04.98   +32 19.6    1.086    1.824   123.6    26.7    19.9
2004 01 06    02 05.76   +30 53.1    1.132    1.775   113.9    30.4    20.0
2004 01 16    02 11.47   +29 48.3    1.182    1.724   105.1    33.4    20.1
2004 01 26    02 21.51   +29 05.3    1.234    1.672    97.2    35.7    20.2
2004 02 05    02 35.32   +28 41.4    1.284    1.619    90.0    37.5    20.3
2004 02 15    02 52.44   +28 32.0    1.329    1.566    83.7    38.8    20.3
2004 02 25    03 12.56   +28 31.8    1.369    1.513    78.0    39.8    20.4
2004 03 06    03 35.42   +28 35.1    1.402    1.460    72.9    40.5    20.4
2004 03 16    04 00.81   +28 36.0    1.427    1.407    68.4    41.1    20.3
2004 03 26    04 28.56   +28 28.4    1.445    1.357    64.5    41.6    20.3
2004 04 05    04 58.46   +28 06.4    1.456    1.308    61.1    42.0    20.2

Timothy B. Spahr             (C) Copyright 2003 MPC           M.P.E.C. 2003-X23

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