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IAU Minor Planet Center

Minor Planet Center

MPEC 2005-U07 : COMET P/2005 S3 (READ)

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M.P.E.C. 2005-U07                                Issued 2005 Oct. 17, 16:50 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 P/2005 S3 (READ)

Observations:
    PK05S030  C2005 10 07.28054 02 24 59.01 +19 08 49.8          19.9 T EU007704
    PK05S030  C2005 10 07.29138 02 24 58.68 +19 08 48.7          19.4 T EU007704
    PK05S030  C2005 10 07.30221 02 24 58.37 +19 08 48.0          19.9 T EU007704
    PK05S030  C2005 10 10.36932 02 23 35.07 +19 02 39.6          19.1 T EU007691
    PK05S030  C2005 10 10.38666 02 23 34.59 +19 02 37.4          19.2 T EU007691
    PK05S030  C2005 10 10.40398 02 23 34.07 +19 02 35.1          19.1 T EU007691
    PK05S030  C2005 10 12.37236 02 22 36.24 +18 58 04.3          18.9 N EU007854
    PK05S030  C2005 10 12.38865 02 22 35.80 +18 58 02.3          19.1 T EU007854
    PK05S030  C2005 10 12.40115 02 22 35.19 +18 57 58.8          18.9 T EU007854
    PK05S030  C2005 10 13.19938 02 22 11.30 +18 56 04.0          19.2 T EU007854
    PK05S030  C2005 10 13.20706 02 22 11.07 +18 56 00.4          19.2 N EU007854
    PK05S030  C2005 10 13.21760 02 22 10.68 +18 55 58.4          19.3 N EU007854
    PK05S030  C2005 10 13.22529 02 22 10.45 +18 55 59.6          19.2 N EU007854
    PK05S030  C2005 10 14.31492 02 21 36.22 +18 53 12.2          18.7 N EU007854
    PK05S030  C2005 10 14.34109 02 21 35.23 +18 53 06.9          18.7 N EU007854
    PK05S030  C2005 10 16.14689 02 20 36.86 +18 48 12.0          18.8 N EU007118
    PK05S030  C2005 10 16.14921 02 20 36.74 +18 48 11.5          19.0 N EU007118
    PK05S030  C2005 10 16.15153 02 20 36.69 +18 48 11.6          18.7 N EU007118

Observer details:
118 Modra.  Observers S. Gajdos, J. Vilagi.  0.6-m f/5.5 reflector + CCD.
691 Steward Observatory, Kitt Peak.  Observer M. Block.  0.9-m f/3 reflector
    + CCD.
704 Lincoln Laboratory ETS, New Mexico.  Observers M. Bezpalko, L. Manguso,
    D. Torres, R. Kracke, A. Milner, H. Love.  Measurers J. Stuart, R. Sayer,
    J. Evans, J. Kommers.  1.0-m f/2.15 reflector + CCD.
854 Sabino Canyon Observatory, Tucson.  Observer J. E. McGaha.  0.36-m f/10.0
    Schmidt-Cassegrain + CCD.

Orbital elements:
    P/2005 S3 (Read)
T 2006 Jan. 10.507 TT                                   MPC
q   2.84198              (2000.0)            P               Q
n   0.090729       Peri.  140.958       +0.581159       -0.811529
a   4.90498        Node   273.428       +0.730598       +0.553107
e   0.42059        Incl.    3.481       +0.358442       +0.188397
P  10.9
From 82 observations 2005 Sept. 30-Oct. 16.

Ephemeris:
    P/2005 S3 (Read)
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase   m1    m2
2005 10 17    02 20.14   +18 45.8    1.926    2.897   164.1     5.4  18.0
2005 10 27    02 14.18   +18 12.4    1.895    2.885   174.1     2.0  18.0
2005 11 06    02 08.00   +17 32.7    1.891    2.875   171.1     3.1  18.0
2005 11 16    02 02.49   +16 51.5    1.915    2.866   160.3     6.7  18.0
2005 11 26    01 58.39   +16 13.9    1.965    2.858   149.2    10.2  18.0

Brian G. Marsden             (C) Copyright 2005 MPC           M.P.E.C. 2005-U07

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