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IAU Minor Planet Center

Minor Planet Center

MPEC 2005-R51 : COMET P/2005 R1 (NEAT)

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M.P.E.C. 2005-R51                                Issued 2005 Sept. 10, 14:05 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 R1 (NEAT)

Observations:
    PK05R010  C2005 09 05.87492 00 37 33.04 +32 04 47.5          18.9 T ER051A80
    PK05R010  C2005 09 05.88001 00 37 33.02 +32 04 49.3          18.5 T ER051A80
    PK05R010  C2005 09 05.88520 00 37 33.10 +32 04 49.9          18.9 T ER051A80
    PK05R010  C2005 09 06.06012 00 37 33.50 +32 05 52.2          18.3 T ER051130
    PK05R010  C2005 09 06.06212 00 37 33.57 +32 05 53.3          18.5 T ER051130
    PK05R010  C2005 09 06.06461 00 37 33.53 +32 05 54.4          18.9 T ER051130
    PK05R010  C2005 09 06.06661 00 37 33.55 +32 05 55.0          18.3 T ER051130
    PK05R010  C2005 09 06.06910 00 37 33.58 +32 05 56.2          18.4 T ER051130
    PK05R010  C2005 09 06.07110 00 37 33.56 +32 05 56.5          18.0 T ER051130
    PK05R010  C2005 09 06.87050 00 37 37.14 +32 10 23.5                 ER051048
    PK05R010  C2005 09 06.87600 00 37 37.27 +32 10 24.0                 ER051048
    PK05R010  C2005 09 06.88149 00 37 37.24 +32 10 25.7                 ER051048
    PK05R010  C2005 09 08.43391 00 37 40.67 +32 18 29.4          17.5 T ER051673
    PK05R010  C2005 09 08.43785 00 37 40.66 +32 18 30.6                 ER051673
    PK05R010  C2005 09 08.44282 00 37 40.64 +32 18 32.0                 ER051673
    PK05R010  C2005 09 08.44884 00 37 40.65 +32 18 33.6                 ER051673
    PK05R010  C2005 09 09.23845 00 37 41.74 +32 22 16.8          17.8 N ER051850
    PK05R010  C2005 09 09.26572 00 37 41.59 +32 22 23.3          17.2 N ER051850
    PK05R010  C2005 09 09.29479 00 37 41.52 +32 22 31.0          18.2 N ER051850
    PK05R010  C2005 09 09.32208 00 37 41.49 +32 22 38.2          17.5 N ER051850
    PK05R010  C2005 09 09.93568 00 37 41.83 +32 25 21.4          17.3 N ER051213
    PK05R010  C2005 09 09.93953 00 37 41.78 +32 25 21.5          17.3 N ER051213
    PK05R010  C2005 09 09.94138 00 37 41.83 +32 25 22.4          17.3 N ER051213
    PK05R010  C2005 09 09.94324 00 37 41.80 +32 25 21.8          17.4 N ER051213
    PK05R010  C2005 09 09.95889 00 37 41.75 +32 25 26.8          17.4 N ER051442

Observer details:
048 Hradec Kralove.  Observer M. Lehky.  0.40-m f/5 reflector + CCD.
130 Lumezzane.  Observers W. Marinello, M. Micheli, G. Pizzetti,
    A. Soffiantini.  Measurer M. Micheli.  0.40-m f/4.5 reflector + CCD.
213 Observatorio Montcabre.  Observer R. Naves.  Measurer M. Campas.  0.30-m
    f/10 Schmidt-Cassegrain + CCD.
442 Gualba Observatory.  Observer A. Sanchez C.  0.31-m f/3.3
    Schmidt-Cassegrain + CCD.
673 Table Mountain Observatory, Wrightwood.  Observer J. Young.  0.6-m f/16
    Cassegrain + CCD.
850 Cordell-Lorenz Observatory, Sewanee.  Observers D. T. Durig, C. E. Flowers.
    0.30-m f/6.3 Schmidt-Cassegrain + CCD.
A80 Lindenberg Observatory.  Observer A. Knoefel.  0.30-m f/4 reflector + CCD.
    Long. = 14.1222, rho cos phi' = 0.61408, rho sin phi' = +0.78662.

Orbital elements:
    P/2005 R1 (NEAT)
T 2005 Oct. 13.263 TT                                   MPC
q   2.03471              (2000.0)            P               Q
n   0.080396       Peri.  120.751       +0.914851       -0.308723
a   5.31675        Node   258.320       +0.214656       +0.917766
e   0.61730        Incl.   15.413       +0.342010       +0.249791
P  12.3
From 55 observations 2005 Sept. 2-9.

Ephemeris:
    P/2005 R1 (NEAT)
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase   m1    m2
2005 09 07    00 37.62   +32 11.1    1.220    2.063   135.5    20.0  17.6
2005 09 17    00 37.15   +32 46.1    1.161    2.050   142.3    17.5  17.4
2005 09 27    00 35.06   +32 40.2    1.118    2.041   148.5    14.9  17.3
2005 10 07    00 32.27   +31 51.7    1.093    2.036   153.2    12.8  17.3
2005 10 17    00 29.99   +30 25.2    1.088    2.035   154.9    12.0  17.3
2005 10 27    00 29.33   +28 31.4    1.104    2.039   152.6    13.0  17.3

Brian G. Marsden             (C) Copyright 2005 MPC           M.P.E.C. 2005-R51

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