MPEC 2003-K15 : COMET C/2003 J1 (NEAT)

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M.P.E.C. 2003-K15                                Issued 2003 May 18, 02:44 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/2003 J1 (NEAT)

Observations:
    CK03J010  C2003 05 13.59182 21 00 45.37 -15 10 51.3          19.4 T      608
    CK03J010  C2003 05 13.60289 21 00 45.35 -15 10 56.5          19.2 T      608
    CK03J010  C2003 05 13.61327 21 00 45.32 -15 11 00.6          19.1 T      608
    CK03J010  C2003 05 14.11448 21 00 44.13 -15 14 39.7          18.0 T      620
    CK03J010  C2003 05 14.44685 21 00 43.16 -15 17 04.1          16.4 T      926
    CK03J010  C2003 05 14.46032 21 00 43.08 -15 17 10.2          17.0 T      926
    CK03J010  C2003 05 14.47427 21 00 43.04 -15 17 16.3                      926
    CK03J010  C2003 05 15.12708 21 00 40.90 -15 22 04.0          18.1 T      620
    CK03J010  C2003 05 15.13957 21 00 40.84 -15 22 10.7          18.8 T      620
    CK03J010  C2003 05 15.45116 21 00 39.81 -15 24 28.5          17.5 T      673
    CK03J010  C2003 05 15.45938 21 00 39.78 -15 24 32.9          17.5 T      673
    CK03J010  C2003 05 15.46840 21 00 39.75 -15 24 36.4          17.5 T      673
    CK03J010  C2003 05 15.47627 21 00 39.71 -15 24 39.8          17.5 T      673
    CK03J010  C2003 05 15.48345 21 00 39.68 -15 24 43.3          17.5 T      673
    CK03J010  C2003 05 15.49155 21 00 39.65 -15 24 46.7          17.5 T      673
    CK03J010  C2003 05 15.49919 21 00 39.61 -15 24 50.1          17.5 T      673

Observer details:
608 Haleakala-NEAT/MSSS.  Observers R. Bambery, E. Helin, S. Pravdo, M. Hicks,
    K. Lawrence, P. Kervin, J. Africano, R. Maeda.  1.2-m reflector + CCD.
620 Observatorio Astronomico de Mallorca.  Observers S. Sanchez, R. Stoss,
    J. Nomen.  0.30-m f/9 Schmidt-Cassegrain + CCD.
673 Table Mountain Observatory, Wrightwood.  Observer J. Young.  0.6-m
    reflector + CCD.
926 Tenagra II Observatory.  Observers P. R. Holvorcem, M. Schwartz.  0.81-m
    f/7 Ritchey-Chretien + CCD.

Orbital elements:
    C/2003 J1 (NEAT)
T 2003 Sept. 11.964 TT                                  MPC
q   5.19493              (2000.0)            P               Q
                   Peri.  192.477       +0.493179       -0.230502
                   Node   122.095       -0.688540       +0.485907
e   1.0            Incl.   98.041       -0.531683       -0.843068
From 16 observations 2003 May 13-15.

Ephemeris:
    C/2003 J1 (NEAT)
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase   m1    m2
2003 05 11    21 00.81   -14 52.5    5.067    5.278    96.5    11.0  17.7
2003 05 21    21 00.11   -16 07.4    4.885    5.266   106.7    10.6  17.7
2003 05 31    20 58.00   -17 33.5    4.713    5.254   117.2     9.9  17.6
2003 06 10    20 54.40   -19 11.1    4.557    5.243   128.0     8.8  17.5
2003 06 20    20 49.29   -20 59.0    4.423    5.233   139.1     7.3  17.4
2003 06 30    20 42.71   -22 55.2    4.316    5.225   150.4     5.5  17.4
2003 07 10    20 34.81   -24 56.4    4.243    5.217   161.6     3.5  17.3
2003 07 20    20 25.89   -26 58.6    4.205    5.211   170.7     1.8  17.3
2003 07 30    20 16.34   -28 57.1    4.206    5.206   168.9     2.2  17.3

Brian G. Marsden             (C) Copyright 2003 MPC           M.P.E.C. 2003-K15

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