• Processing (Info)

    • MPEC 2015-R31 : COMET C/2015 K2 (PANSTARRS)

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    M.P.E.C. 2015-R31                                Issued 2015 Sept. 8, 14:56 UT

     The Minor Planet Electronic Circulars contain information on unusual
         minor planets and routine data on comets.  They are published
    on behalf of Division F 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 https://www.minorplanetcenter.net/    ISSN 1523-6714

                          COMET C/2015 K2 (PANSTARRS)

Observations:
    CK15K020 _C2015 06 11.34139913 55 13.335+09 15 28.14         21.6 TtER031568
    CK15K020 _C2015 06 19.38386714 15 41.715+12 47 19.37         22.2 TtER031568
    CK15K020 _C2015 06 19.38806514 15 42.361+12 47 24.84         21.4 TtER031568
    CK15K020 _C2015 06 19.39631914 15 43.594+12 47 35.62         21.6 TtER031568
    CK15K020 _C2015 06 19.40051414 15 44.223+12 47 41.40         21.7 TtER031568
    CK15K020 _C2015 06 19.40465314 15 44.853+12 47 46.85         21.4 TtER031568

Observer details:
568 Mauna Kea.  Observers J. Kleyna, K. J. Meech, L. Wells.  Measurer
    M. Micheli.  2.24-m University of Hawaii reflector + CCD, 3.6-m
    Canada-France-Hawaii Telescope + CCD.

Orbital elements:
    C/2015 K2 (PANSTARRS)
Epoch 2015 June 27.0 TT = JDT 2457200.5
T 2015 June 8.80023 TT                                  MPCW
q   1.4551966            (2000.0)            P               Q
z  +0.0040234      Peri.   15.77319     -0.53143240     +0.77754289
 +/-0.0000605      Node   223.71544     -0.82027009     -0.57143108
e   0.9941452      Incl.   29.10658     -0.21151025     +0.26247587
From 48 observations 2015 May 18-June 19, mean residual 0".3.

Ephemeris:
    C/2015 K2 (PANSTARRS)
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase   m1    m2
2015 08 09    16 21 38.7 +16 21 21   1.1703  1.6894   101.1    36.1  22.6
...
2015 08 24    16 55 54.8 +14 26 49   1.3545  1.8013    98.1    33.8  23.2
...
2015 09 01    17 13 39.3 +13 18 12   1.4613  1.8663    96.4    32.5  23.5
...
2015 09 07    17 26 43.5 +12 26 05   1.5454  1.9171    95.0    31.6  23.8
2015 09 08    17 28 53.1 +12 17 26   1.5598  1.9257    94.7    31.4  23.8
2015 09 09    17 31 02.4 +12 08 49   1.5743  1.9344    94.5    31.3  23.9
...
2015 09 15    17 43 52.0 +11 17 57   1.6632  1.9871    92.9    30.4  24.1
...
2015 09 23    18 00 41.9 +10 13 30   1.7871  2.0593    90.6    29.2  24.4
...
2015 10 08    18 31 24.4 +08 28 17   2.0355  2.1994    85.7    26.9  25.0

Gareth V. Williams           (C) Copyright 2015 MPC           M.P.E.C. 2015-R31

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