MPEC 2003-B18 : COMET C/2002 U2 (LINEAR)

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M.P.E.C. 2003-B18                                Issued 2003 Jan. 25, 17:33 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

                           COMET C/2002 U2 (LINEAR)

Observations:
    CK02U020  C2003 01 16.19973 16 56 39.67 +29 38 36.6          16.4 T      118
    CK02U020  C2003 01 16.20097 16 56 39.63 +29 38 35.1                      118
    CK02U020  C2003 01 16.20301 16 56 39.70 +29 38 31.9                      118
    CK02U020  C2003 01 16.20510 16 56 39.75 +29 38 28.6                      118
    CK02U020  C2003 01 16.20623 16 56 39.72 +29 38 27.2                      118
    CK02U020  C2003 01 16.51471 16 56 48.79 +29 31 00.8                      670
    CK02U020  C2003 01 16.56777 16 56 50.30 +29 29 46.4                      670
    CK02U020  C2003 01 22.20825 16 59 09.76 +27 18 11.8          16.0 T      939
    CK02U020  C2003 01 22.21351 16 59 09.86 +27 18 04.6          16.0 T      939
    CK02U020  C2003 01 22.22144 16 59 09.96 +27 17 54.3          16.0 T      939
    CK02U020  C2003 01 25.10938 17 00 02.98 +26 13 32.5          16.9 N      213

Observer details:
118 Modra.  Observers A. Galad, S. Gajdos.  0.6-m f/5.5 reflector + CCD.
213 Observatorio Montcabre.  Observer R. Naves.  Measurer M. Campas.  0.30-m
    f/5.5 Schmidt-Cassegrain + CCD.
670 Camarillo.  Observer J. E. Rogers.  0.30-m f/6.7 Helin Telescope + CCD.
939 Observatorio Rodeno.  Observer J. Castellano.  0.20-m f/10
    Schmidt-Cassegrain + CCD.

Orbital elements:
    C/2002 U2 (LINEAR)
Epoch 2003 Jan. 1.0 TT = JDT 2452640.5
T 2002 Dec. 31.98700 TT                                 MPC
q   1.2085950            (2000.0)            P               Q
z  +0.0000774      Peri.   95.84828     -0.39905765     -0.74281844
 +/-0.0000183      Node    38.77475     -0.03315709     -0.57419262
e   0.9999065      Incl.   59.13401     +0.91632614     -0.34427256
From 248 observations 2002 Oct. 25-2003 Jan. 25, mean residual 0".64.

     The "original" and "future" barycentric values of 1/a are +0.001147
and +0.000790 (+/- 0.000018) AU**-1, respectively.

Brian G. Marsden             (C) Copyright 2003 MPC           M.P.E.C. 2003-B18

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