• Processing (Info)

    • MPEC 2007-B22 : COMET P/2007 A2 = 2006 WY182 (CHRISTENSEN)

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    Read MPEC 2007-B21 Read MPEC 2007-B23 

    M.P.E.C. 2007-B22                                Issued 2007 Jan. 19, 19:24 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 P/2007 A2 = 2006 WY182 (CHRISTENSEN)

Observations:
    PK07A020  C2007 01 13.02011 08 59 06.11 +13 07 28.1          20.6 T EB022176
    PK07A020  C2007 01 13.02166 08 59 06.03 +13 07 27.4          20.5 T EB022176
    PK07A020  C2007 01 13.02322 08 59 05.95 +13 07 26.6          20.5 T EB022176
    PK07A020  C2007 01 13.02477 08 59 05.87 +13 07 25.9          20.5 T EB022176
    PK07A020  C2007 01 13.02633 08 59 05.79 +13 07 25.2          20.5 T EB022176
    PK07A020  C2007 01 13.79639 08 58 28.71 +13 01 04.9          18.5 T EB022215
    PK07A020  C2007 01 13.92658 08 58 22.10 +13 00 02.4          19.2 N EB022A13
    PK07A020  C2007 01 13.94436 08 58 21.17 +12 59 53.8          19.9 N EB022A13
    PK07A020  C2007 01 13.96216 08 58 20.28 +12 59 44.0          20.0 N EB022A13
    PK07A020  C2007 01 13.98888 08 58 19.01 +12 59 32.5          19.9 N EB022213
    PK07A020  C2007 01 14.01280 08 58 17.80 +12 59 20.8          20.1 N EB022213
    PK07A020  C2007 01 14.03748 08 58 16.53 +12 59 08.7          19.9 N EB022213
    PK07A020  C2007 01 14.10165 08 58 13.30 +12 58 38.6          18.5 N EB022232
    PK07A020  C2007 01 14.10188 08 58 13.26 +12 58 38.2          18.7 N EB022232
    PK07A020  C2007 01 14.11240 08 58 12.77 +12 58 32.8          19.0 N EB022232
    PK07A020   2007 01 14.63958 08 57 46.93 +12 54 15.6          19.2 T EB022372
    PK07A020  C2007 01 14.64683 08 57 46.55 +12 54 10.9                 EB022349
    PK07A020  C2007 01 14.65977 08 57 45.89 +12 54 04.6                 EB022349
    PK07A020   2007 01 14.66667 08 57 45.56 +12 54 01.6          19.3 T EB022372
    PK07A020  C2007 01 14.67272 08 57 45.21 +12 53 58.2          19.0 T EB022349
    PK07A020  C2007 01 15.91807 08 56 42.89 +12 43 52.3                 EB022246
    PK07A020  C2007 01 15.91894 08 56 42.74 +12 43 52.3                 EB022246
    PK07A020  C2007 01 15.92134 08 56 42.66 +12 43 50.1                 EB022246
    PK07A020  C2007 01 15.92337 08 56 42.52 +12 43 49.4                 EB022246
    PK07A020  C2007 01 17.31159 08 55 31.38 +12 32 38.9          20.6 T EB022683
    PK07A020  C2007 01 17.32528 08 55 30.73 +12 32 30.3          19.7 T EB022683
    PK07A020  C2007 01 17.33897 08 55 29.91 +12 32 24.4          20.1 T EB022683

Observer details:
176 Observatori Astronomic de Consell.  Observers A. Lopez, R. Pacheco.
    0.41-m f/4 reflector + CCD.
213 Observatorio Montcabre.  Observer R. Naves.  Measurer M. Campas.  0.30-m
    f/10 Schmidt-Cassegrain + CCD.
215 Buchloe.  Observer W. Hasubick.  0.44-m f/4.6 reflector + CCD.
232 Masquefa Observatory.  Observer E. Reina.  0.25-m f/3.3 Schmidt-Cassegrain
    + CCD.
246 Klet Observatory-KLENOT.  Observers M. Tichy, J. Ticha.  Measurer M. Tichy.
    1.06-m KLENOT Telescope + CCD.
349 Ageo.  Observer K. Kadota.  0.25-m f/5.0 reflector + CCD.
372 Geisei.  Observer T. Seki.  0.60-m f/3.5 reflector.
683 Goodricke-Pigott Observatory, Tucson.  Observer R. Tucker.  0.35-m
    reflector + CCD.
A13 Observatoire Naef, Marly.  Observer P. Kocher.  0.5-m f/3.3 Hypergraph
    + CCD.

Orbital elements:
    P/2007 A2 = 2006 WY182 (Christensen)
T 2007 Jan. 17.8231 TT                                  MPC
q   2.796162             (2000.0)            P               Q
n   0.0618529      Peri.  186.9650      -0.6048812      -0.6986460
a   6.332315       Node   301.0441      +0.7504314      -0.3395787
e   0.558430       Incl.   26.4870      +0.2664047      -0.6297460
P  15.9
From 55 observations 2006 Nov. 24-2007 Jan. 17.

Ephemeris:
    P/2007 A2 = 2006 WY182 (Christensen)
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase   m1    m2
2007 01 10    09 01.45   +13 32.4    1.874    2.797   155.2     8.5  19.3
2007 01 20    08 53.17   +12 11.2    1.831    2.796   166.2     4.8  19.3
2007 01 30    08 44.00   +10 54.5    1.818    2.798   173.0     2.5  19.3
2007 02 09    08 34.99   +09 43.5    1.834    2.801   165.9     4.9  19.3
2007 02 19    08 27.13   +08 39.1    1.880    2.807   155.1     8.5  19.4
2007 03 01    08 21.22   +07 41.3    1.951    2.815   144.2    11.9  19.4
2007 03 11    08 17.70   +06 49.4    2.045    2.825   133.8    14.7  19.6
2007 03 21    08 16.73   +06 01.8    2.156    2.837   124.1    16.9  19.7
2007 03 31    08 18.25   +05 16.7    2.281    2.850   115.0    18.5  19.8

Brian G. Marsden             (C) Copyright 2007 MPC           M.P.E.C. 2007-B22

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