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IAU Minor Planet Center

Minor Planet Center

MPEC 2005-R42 : 2005 RP6

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M.P.E.C. 2005-R42                                Issued 2005 Sept.  9, 15:50 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

                                   2005 RP6

Observations:
     K05R06P* C2005 09 08.56604 21 42 00.25 -27 30 44.2          18.7 V ER042E12
     K05R06P  C2005 09 08.57500 21 42 01.26 -27 29 52.1          18.8 V ER042E12
     K05R06P  C2005 09 08.58390 21 42 02.23 -27 28 59.3          19.2 V ER042E12
     K05R06P  C2005 09 08.62956 21 42 07.20 -27 24 31.1          19.3 V ER042E12
     K05R06P  C2005 09 08.63132 21 42 07.38 -27 24 19.7          19.0 V ER042E12
     K05R06P  C2005 09 08.63220 21 42 07.48 -27 24 15.0          19.5 V ER042E12
     K05R06P  C2005 09 08.66355 21 42 11.05 -27 21 10.2          19.6 V ER042E12
     K05R06P  C2005 09 08.66442 21 42 11.08 -27 21 05.0          19.6 V ER042E12
     K05R06P  C2005 09 08.66532 21 42 11.19 -27 21 00.0          19.8 V ER042E12
     K05R06P  C2005 09 08.66620 21 42 11.34 -27 20 54.8          19.6 V ER042E12
     K05R06P  C2005 09 08.68694 21 42 13.66 -27 18 52.1          19.7 V ER042E12
     K05R06P  C2005 09 08.68785 21 42 13.81 -27 18 45.4                 ER042E12
     K05R06P  C2005 09 08.68873 21 42 13.85 -27 18 41.1          19.9 V ER042E12
     K05R06P  C2005 09 08.68962 21 42 13.95 -27 18 36.0                 ER042E12
     K05R06P 5C2005 09 09.23472 21 43 22.46 -26 27 20.5          19.6 R ER042673
     K05R06P 5C2005 09 09.24051 21 43 22.87 -26 26 49.3                 ER042673
     K05R06P 5C2005 09 09.24988 21 43 23.94 -26 25 55.8                 ER042673
     K05R06P 5C2005 09 09.25718 21 43 24.48 -26 25 17.5                 ER042673
     K05R06P  C2005 09 09.38091 21 43 41.12 -26 12 59.0          19.9 V ER042E12
     K05R06P  C2005 09 09.38143 21 43 41.12 -26 12 56.4          19.6 V ER042E12
     K05R06P  C2005 09 09.38197 21 43 41.16 -26 12 53.4          19.0 V ER042E12
     K05R06P  C2005 09 09.38249 21 43 41.23 -26 12 50.5          18.9 V ER042E12
     K05R06P  C2005 09 09.53218 21 43 56.64 -25 59 06.3          19.5 V ER042E12
     K05R06P  C2005 09 09.53282 21 43 56.64 -25 59 01.6          19.3 V ER042E12
     K05R06P  C2005 09 09.54300 21 43 57.66 -25 58 04.4          18.9 V ER042E12
     K05R06P  C2005 09 09.54388 21 43 57.78 -25 57 59.6          19.5 V ER042E12
     K05R06P  C2005 09 09.54476 21 43 57.87 -25 57 54.9          19.7 V ER042E12
     K05R06P  C2005 09 09.57766 21 44 00.62 -25 54 41.7          19.6 R ER042474
     K05R06P  C2005 09 09.57894 21 44 00.74 -25 54 34.8          19.1 R ER042474
     K05R06P  C2005 09 09.58009 21 44 00.93 -25 54 27.2          19.4 R ER042474
     K05R06P  C2005 09 09.58124 21 44 01.00 -25 54 20.9          19.8 R ER042474

Observer details:
474 Mount John Observatory, Lake Tekapo.  Observer A. C. Gilmore.  1.0-m f/7.7
    reflector + CCD.
673 Table Mountain Observatory, Wrightwood.  Observer J. Young.  0.6-m f/16
    Cassegrain + CCD.
E12 Siding Spring Survey.  Observer R. H. McNaught.  Measurers E. C. Beshore,
    C. M. Casey, E. J. Christensen, G. J. Garradd, A. D. Grauer, R. E. Hill,
    S. M. Larson, R. H. McNaught.  0.5-m Uppsala Schmidt + CCD.

Orbital elements:
2005 RP6
Epoch 2005 Sept. 7.0 TT = JDT 2453620.5                 MPC
M  15.56761              (2000.0)            P               Q
n   0.28468953     Peri.  285.58918     +0.13226915     +0.99073654
a   2.2885218      Node   351.82420     -0.80624487     +0.08948449
e   0.5828750      Incl.   12.49038     -0.57660565     +0.10214515
P   3.46           H   21.2           G   0.15
From 31 observations 2005 Sept. 8-9.

Ephemeris:
2005 RP6                 a,e,i = 2.29, 0.58, 12                  q = 0.9546
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2005 09 07    21 38.58   -30 11.1    0.206    1.189   148.9    26.0    19.3
2005 09 12    21 48.37   -22 27.7    0.244    1.226   151.2    23.3    19.7
2005 09 17    21 55.79   -16 42.9    0.287    1.263   151.0    22.7    20.1
2005 09 22    22 02.01   -12 23.0    0.334    1.302   149.2    23.2    20.5
2005 09 27    22 07.61   -09 03.3    0.386    1.342   146.7    24.2    20.9
2005 10 02    22 12.96   -06 26.5    0.441    1.382   143.8    25.3    21.3
2005 10 07    22 18.25   -04 20.4    0.500    1.422   140.7    26.4    21.7
2005 10 12    22 23.61   -02 36.7    0.562    1.463   137.6    27.4    22.0
2005 10 17    22 29.08   -01 09.4    0.627    1.504   134.4    28.3    22.3

Kyle E. Smalley              (C) Copyright 2005 MPC           M.P.E.C. 2005-R42

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