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IAU Minor Planet Center

Minor Planet Center

MPEC 2001-P01: COMET C/2001 O2 (NEAT)

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M.P.E.C. 2001-P01                                Issued 2001 Aug. 1, 17:26 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/2001 O2 (NEAT)

Observations:
    CK01O020  C2001 07 25.42122 22 44 33.55 -24 01 37.9          19.3 T      608
    CK01O020  C2001 07 25.43195 22 44 33.15 -24 01 36.8          19.4 T      608
    CK01O020  C2001 07 25.44270 22 44 32.74 -24 01 37.3          19.4 T      608
    CK01O020  C2001 07 29.37154 22 41 48.73 -24 02 58.3          18.6 T      644
    CK01O020  C2001 07 29.38217 22 41 48.33 -24 02 58.6          18.1 T      644
    CK01O020  C2001 07 29.39278 22 41 47.88 -24 02 58.8          19.2 T      644
    CK01O020  C2001 07 30.69078 22 40 52.27 -24 03 19.6          18.1 T      428
    CK01O020  C2001 07 31.01076 22 40 38.54 -24 03 29.3          18.4 N      046
    CK01O020  C2001 07 31.01250 22 40 38.53 -24 03 29.9                      046
    CK01O020  C2001 07 31.01421 22 40 38.47 -24 03 29.4                      046
    CK01O020  C2001 07 31.01591 22 40 38.19 -24 03 28.0          18.0 T      046
    CK01O020 WC2001 07 31.04049 22 40 37.34 -24 03 28.8                      557
    CK01O020 WC2001 07 31.04645 22 40 36.87 -24 03 29.5                      557
    CK01O020  C2001 07 31.06591 22 40 36.18 -24 03 26.6                      620
    CK01O020  C2001 07 31.07200 22 40 36.14 -24 03 28.9                      620
    CK01O020  C2001 07 31.71951 22 40 07.88 -24 03 38.7          18.2 T      428
    CK01O020  C2001 07 31.78227 22 40 05.12 -24 03 39.7          19.2 N      422
    CK01O020  C2001 07 31.78343 22 40 05.11 -24 03 39.8          19.4 N      422
    CK01O020  C2001 07 31.78525 22 40 05.07 -24 03 38.1                      422
    CK01O020  C2001 08 01.38065 22 39 39.16 -24 03 51.6                      649
    CK01O020  C2001 08 01.40258 22 39 38.24 -24 03 51.6                      649

Observer details:
046 Klet.  Observers M. Tichy, M. Kocer.  0.57-m f/5.2 reflector + CCD.
422 Loomberah.  Observer G. J. Garradd.  0.45-m f/5.4 reflector + CCD.
428 Reedy Creek.  Observer J. Broughton.  0.25-m f/6.3 Schmidt-Cassegrain
    + CCD.
557 Ondrejov.  Observer P. Pravec.  0.65-m f/3.6 reflector + CCD.
608 Haleakala-NEAT/MSSS.  Observers E. F. Helin, S. Pravdo, K. Lawrence,
    P. Kervin, R. Maeda, J. Africano, M. Hicks.  1.2-m reflector + CCD.
620 Mallorca.  Observers S. Sanchez, M. E. Sansaturio, J. Nomen, J. Guarro.
    0.40-m f/2.0 Schmidt + 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.
649 Powell Observatory, Louisburg.  Observer K. Smalley.  0.75-m reflector
    + CCD.

Orbital elements:
    C/2001 O2 (NEAT)
T 2000 May 12.560 TT                                    Marsden
q   6.81841              (2000.0)            P               Q
                   Peri.  314.165       +0.657985       +0.525194
                   Node   326.634       +0.034428       -0.736874
e   1.0            Incl.  101.120       -0.752244       +0.425661
From 17 observations 2001 July 25-Aug. 1.

Ephemeris:
    C/2001 O2 (NEAT)
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase   m1    m2
2001 07 30    22 41.37   -24 03.2    6.508    7.409   150.6     3.9  17.8
2001 08 09    22 33.96   -24 05.0    6.475    7.435   159.9     2.7  17.8
2001 08 19    22 26.15   -24 03.7    6.474    7.461   166.3     1.8  17.8
2001 08 29    22 18.23   -23 58.0    6.506    7.487   165.2     2.0  17.8
2001 09 08    22 10.50   -23 47.0    6.573    7.514   157.5     2.9  17.8
2001 09 18    22 03.25   -23 30.6    6.672    7.541   147.8     4.1  17.9
2001 09 28    21 56.73   -23 08.7    6.801    7.569   137.4     5.1  18.0
2001 10 08    21 51.11   -22 41.8    6.955    7.597   126.9     6.0  18.0
2001 10 18    21 46.53   -22 10.4    7.129    7.625   116.4     6.7  18.1
2001 10 28    21 43.02   -21 35.1    7.319    7.654   106.1     7.2  18.2
2001 11 07    21 40.60   -20 56.7    7.519    7.683    95.8     7.4  18.2
2001 11 17    21 39.20   -20 15.6    7.723    7.713    85.8     7.3  18.3
2001 11 27    21 38.77   -19 32.5    7.925    7.743    75.8     7.1  18.4
2001 12 07    21 39.20   -18 47.7    8.121    7.773    66.1     6.7  18.5
2001 12 17    21 40.37   -18 01.6    8.306    7.804    56.4     6.0  18.5
2001 12 27    21 42.17   -17 14.5    8.475    7.835    46.9     5.3  18.6
2002 01 06    21 44.47   -16 26.6    8.624    7.867    37.5     4.4  18.6

                       (Last issue was M.P.E.C. 2001-O53)

Brian G. Marsden             (C) Copyright 2001 MPC           M.P.E.C. 2001-P01

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