MPEC 2005-A56 : COMET C/2005 A1 (LINEAR)

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M.P.E.C. 2005-A56                                Issued 2005 Jan. 14, 17:22 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.

                  Supported in part by the Brinson Foundation
             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/2005 A1 (LINEAR)

Observations:
    CK05A010  C2005 01 13.48135 13 51 08.43 -17 22 57.6          15.4 T EA056704
    CK05A010  C2005 01 13.49422 13 51 09.29 -17 23 28.6          15.5 T EA056704
    CK05A010  C2005 01 13.50704 13 51 10.18 -17 24 00.2          15.7 T EA056704
    CK05A010  C2005 01 13.52027 13 51 11.11 -17 24 32.0          15.4 T EA056704
    CK05A010  C2005 01 13.53355 13 51 11.92 -17 25 05.0          15.4 T EA056704
    CK05A010  C2005 01 14.28908 13 52 05.15 -17 55 50.9          15.1 N EA056I77
    CK05A010  C2005 01 14.29534 13 52 05.60 -17 56 06.8          15.5 N EA056I77
    CK05A010  C2005 01 14.30264 13 52 06.09 -17 56 24.7          15.3 N EA056I77
    CK05A010  C2005 01 14.42500 13 52 14.74 -18 01 32.1          14.9 T EA056H06
    CK05A010  C2005 01 14.42578 13 52 14.77 -18 01 33.5          14.9 T EA056H06
    CK05A010  C2005 01 14.42757 13 52 14.87 -18 01 38.6          14.9 T EA056H06
    CK05A010  C2005 01 14.42783 13 52 14.92 -18 01 38.8          14.8 T EA056H06
    CK05A010  C2005 01 14.42984 13 52 15.10 -18 01 44.6          14.7 T EA056H06
    CK05A010  C2005 01 14.43059 13 52 15.08 -18 01 45.7          14.4 T EA056H06
    CK05A010  C2005 01 14.48020 13 52 18.65 -18 03 49.7          15.0 T EA056673
    CK05A010  C2005 01 14.48681 13 52 19.06 -18 04 05.3                 EA056673
    CK05A010  C2005 01 14.49387 13 52 19.58 -18 04 23.1                 EA056673
    CK05A010  C2005 01 14.49792 13 52 19.84 -18 04 33.6                 EA056673
    CK05A010  C2005 01 14.50752 13 52 20.50 -18 04 57.0                 EA056673
    CK05A010  C2005 01 14.51053 13 52 20.75 -18 05 05.4                 EA056673

Observer details:
673 Table Mountain Observatory, Wrightwood.  Observer J. Young.  0.6-m
    reflector + CCD.
704 Lincoln Laboratory ETS, New Mexico.  Observers M. Blythe, F. Shelly,
    M. Bezpalko, R. Huber, L. Manguso, D. Torres, R. Kracke, M. McCleary,
    H. Stange, A. Milner.  Measurers J. Stuart, R. Sayer, J. Evans, J. Kommers.
    1.0-m f/2.15 reflector + CCD.
H06 New Mexico Skies Observatory.  Observer R. Hutsebaut.  0.25-m reflector
    + CCD.
I77 CEAMIG-REA Observatory, Belo Horizonte.  Observers C. Jacques, E. Pimentel.
    Measurer C. Jacques.  0.30-m f/3.0 Schmidt-Cassegrain + CCD.

Orbital elements:
    C/2005 A1 (LINEAR)
T 2005 Apr. 10.933 TT                                   MPC
q   1.07894              (2000.0)            P               Q
                   Peri.  261.840       -0.165302       +0.984164
                   Node   356.082       +0.060226       -0.054699
e   1.0            Incl.   69.490       -0.984402       -0.168609
From 20 observations 2005 Jan. 13-14.

Ephemeris:
    C/2005 A1 (LINEAR)
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase   m1    m2
2005 01 10    13 47.12   -15 07.9    1.681    1.787    79.5    32.8  14.6
2005 01 15    13 52.92   -18 25.4    1.563    1.730    82.2    34.3  14.3
2005 01 20    13 58.94   -22 08.9    1.448    1.673    84.6    35.8  14.0
2005 01 25    14 05.29   -26 23.7    1.339    1.618    86.8    37.4  13.7
2005 01 30    14 12.16   -31 15.6    1.236    1.563    88.7    39.1  13.4
2005 02 04    14 19.83   -36 50.4    1.142    1.509    90.1    40.8  13.1
2005 02 09    14 28.80   -43 13.0    1.059    1.457    90.8    42.6  12.8
2005 02 14    14 40.03   -50 24.9    0.989    1.407    90.8    44.6  12.5
2005 02 19    14 55.54   -58 21.4    0.935    1.358    89.8    46.7  12.2
2005 02 24    15 20.34   -66 47.3    0.900    1.312    87.8    48.9  12.0
2005 03 01    16 10.20   -75 07.4    0.884    1.269    85.0    51.1  11.8

Brian G. Marsden             (C) Copyright 2005 MPC           M.P.E.C. 2005-A56

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