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IAU Minor Planet Center

Minor Planet Center

MPEC 2005-U18 : COMET P/2005 RV25 (LONEOS-CHRISTENSEN)

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M.P.E.C. 2005-U18                                Issued 2005 Oct. 23, 03:26 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
                  Supported in part by the TABASGO 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 RV25 (LONEOS-CHRISTENSEN)

Observations:
    PK05R25V  C2005 09 23.43362 01 16 49.90 +18 38 39.5          18.3 N EU018703
    PK05R25V  C2005 09 23.44179 01 16 49.62 +18 38 38.2          18.3 N EU018703
    PK05R25V  C2005 09 23.45009 01 16 49.29 +18 38 36.3          17.9 N EU018703
    PK05R25V  C2005 09 23.45822 01 16 49.04 +18 38 34.2          18.0 N EU018703
    PK05R25V  C2005 10 01.33462 01 12 35.92 +18 11 50.9          18.3 N EU018703
    PK05R25V  C2005 10 01.35302 01 12 35.49 +18 11 43.1          17.5 N EU018703
    PK05R25V  C2005 10 01.36221 01 12 35.02 +18 11 45.0          18.1 N EU018703
    PK05R25V  C2005 10 10.30819 01 07 21.58 +17 33 30.0          18.5 N EU018699
    PK05R25V  C2005 10 10.33560 01 07 20.52 +17 33 22.7               N EU018699
    PK05R25V  C2005 10 10.36301 01 07 19.57 +17 33 15.1               N EU018699
    PK05R25V  C2005 10 10.39043 01 07 18.47 +17 33 06.6               N EU018699
    PK05R25V  C2005 10 22.25151 01 00 20.98 +16 33 08.1          18.3 N EU018703
    PK05R25V  C2005 10 22.26003 01 00 20.70 +16 33 05.9          18.2 N EU018703
    PK05R25V  C2005 10 22.26855 01 00 20.44 +16 33 02.5          18.0 N EU018703
    PK05R25V  C2005 10 22.27705 01 00 20.12 +16 32 59.9          18.0 N EU018703
    PK05R25V  C2005 10 22.28578 01 00 19.85 +16 32 55.1          17.7 N EU018703
    PK05R25V  C2005 10 22.28964 01 00 19.70 +16 32 54.9          18.1 N EU018703
    PK05R25V  C2005 10 22.29351 01 00 19.55 +16 32 53.9          17.6 N EU018703
    PK05R25V  C2005 10 22.29737 01 00 19.44 +16 32 52.2          18.0 N EU018703
    PK05R25V  C2005 10 22.34547 01 00 17.73 +16 32 38.9          17.9 N EU018703
    PK05R25V  C2005 10 22.35464 01 00 17.41 +16 32 35.0                 EU018703
    PK05R25V  C2005 10 22.36384 01 00 17.10 +16 32 31.7                 EU018703
    PK05R25V  C2005 10 22.37304 01 00 16.75 +16 32 30.1                 EU018703
    PK05R25V  C2005 10 22.59237 01 00 09.43 +16 31 22.0          19.3 T EU018413
    PK05R25V  C2005 10 22.94729 00 59 57.51 +16 29 23.2                 EU018J95
    PK05R25V  C2005 10 22.95212 00 59 57.40 +16 29 22.0                 EU018J95
    PK05R25V  C2005 10 22.95626 00 59 57.30 +16 29 19.8          19.3 T EU018J95
    PK05R25V  C2005 10 23.00368 00 59 55.58 +16 29 05.7          18.5 T EU018J77
    PK05R25V  C2005 10 23.00606 00 59 55.44 +16 29 04.8          18.7 T EU018J77
    PK05R25V  C2005 10 23.00955 00 59 55.28 +16 29 03.7          18.4 T EU018J77
    PK05R25V  C2005 10 23.02588 00 59 54.88 +16 28 59.3          18.5 T EU018J77
    PK05R25V  C2005 10 23.03323 00 59 54.67 +16 28 56.0          18.5 T EU018J77

Observer details:
413 Siding Spring.  Observer R. H. McNaught.  1.0-m f/8 reflector + CCD.
699 Lowell Observatory-LONEOS.  Observer B. A. Skiff.  0.59-m LONEOS Schmidt
    + CCD.
703 Catalina Sky Survey.  Observers E. J. Christensen, R. A. Kowalski, R. Hill.
    Measurers E. C. Beshore, E. J. Christensen, G. J. Garradd, A. D. Grauer,
    R. E. Hill, R. A. Kowalski, S. M. Larson, R. H. McNaught.  0.68-m Schmidt
    + CCD.
J77 Golden Hill Observatory, Stourton Caundle.  Observer R. Miles.  0.28-m
    f/10 Schmidt-Cassegrain + CCD.
J95 Great Shefford.  Observer P. Birtwhistle.  0.40-m f/6.0 Schmidt-Cassegrain
    + CCD.

Orbital elements:
    P/2005 RV25 (LONEOS-Christensen)
T 2006 Nov. 11.2775 TT                                  MPC
q   3.604711             (2000.0)            P               Q
n   0.1094546      Peri.  192.3492      +0.1896007      -0.9690649
a   4.328260       Node   246.8919      +0.9148235      +0.2327947
e   0.167169       Incl.    9.8917      +0.3565803      -0.0819750
P   9.00
From 38 observations 2005 Sept. 11-Oct. 23.

Ephemeris:
    P/2005 RV25 (LONEOS-Christensen)
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase   m1    m2
2005 10 17    01 03.39   +17 00.7    2.878    3.864   170.2     2.5  17.7
2005 10 27    00 57.74   +16 07.5    2.890    3.852   163.3     4.3  17.7
2005 11 06    00 52.92   +15 13.0    2.930    3.840   153.1     6.7  17.7
2005 11 16    00 49.36   +14 21.7    2.997    3.829   142.5     9.0  17.7
2005 11 26    00 47.36   +13 37.1    3.087    3.818   132.0    11.1  17.8
2005 12 06    00 47.05   +13 01.7    3.195    3.807   121.7    12.7  17.8
2005 12 16    00 48.48   +12 37.2    3.318    3.796   111.9    13.9  17.9
2005 12 26    00 51.56   +12 24.0    3.451    3.785   102.4    14.7  18.0

Brian G. Marsden             (C) Copyright 2005 MPC           M.P.E.C. 2005-U18

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