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IAU Minor Planet Center

Minor Planet Center

MPEC 2007-T95 : 2006 RC103

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M.P.E.C. 2007-T95                                Issued 2007 Oct. 12, 19:59 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.

             Prepared using the Tamkin Foundation Computer Network

                              MPC@CFA.HARVARD.EDU
          URL http://www.cfa.harvard.edu/iau/mpc.html  ISSN 1523-6714

                                  2006 RC103

                           Revision to MPEC 2006-U37

Additional Observations:
     K06RA3C  C2007 07 11.34619 22 36 43.13 +00 42 46.3                 ET095304
     K06RA3C  C2007 07 11.40169 22 36 42.96 +00 42 46.3                 ET095304
     K06RA3C  C2007 10 11.10435 22 29 59.94 +00 11 23.7          21.6 R ET095688
     K06RA3C  C2007 10 11.18226 22 29 59.64 +00 11 21.4                 ET095688

Observer details:
688 Lowell Observatory, Anderson Mesa Station.  Observer L. H. Wasserman.
    1.8-m Perkins telescope + CCD.
304 Las Campanas Observatory.  Observers S. D. Kern, A. Springmann.  Measurer
    S. D. Kern.  Baade 6.5-m telescope + IMACS CCD.

First and last observations above in comparison with prediction:
Residuals in seconds of arc and reference
070711 304 53.4+ 28.2+    071011 688 36.8+ 26.4+    MPO112926

Orbital elements:
2006 RC103
Epoch 2007 Oct. 27.0 TT = JDT 2454400.5                 MPC
M 318.69579              (2000.0)            P               Q
n   0.00362705     Peri.   84.37758     +0.78851389     -0.57240370
a  41.9534117      Node   310.30847     +0.37906533     +0.74034642
e   0.1387868      Incl.   17.15637     +0.48430912     +0.35247861
P 272              H    6.5           G   0.15           U   5
Residuals in seconds of arc
060911 705  0.0   0.1+    061014 705  0.1-  0.0     061116 705  0.1-  0.1-
060911 705  0.1-  0.0     061014 705  0.1+  0.0     061116 705  0.1-  0.1-
060917 705  0.0   0.1+    061021 705  0.0   0.0     061119 705  0.1+  0.1-
060917 705  0.0   0.0     061021 705  0.2+  0.1-    061119 705  0.1+  0.1-
060920 705  0.0   0.1+    061023 705  0.0   0.3+    061121 705  0.0   0.2+
060920 705  0.1-  0.1-    061023 705  0.1-  0.0     061121 705  0.0   0.0
060927 705  0.1+  0.1+    061028 705  0.0   0.0     070711 304  0.0   0.0
060927 705  0.1+  0.1+    061028 705  0.1-  0.2+    070711 304  0.0   0.0
061002 705  0.1-  0.0     061109 705  0.1-  0.1+    071011 688  0.2+  0.1+
061002 705  0.1-  0.2-    061109 705  0.0   0.0     071011 688  0.1-  0.1-
061012 705  0.2+  0.1-    061113 705  0.2+  0.1-
061012 705  0.1+  0.2-    061113 705  0.0   0.3-

Ephemeris:
2006 RC103               a,e,i = 41.95, 0.14, 17                 q = 36.131
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2007 10 07    22 30.25   +00 13.2   37.174   37.998   145.1     0.9    22.4
2007 10 17    22 29.68   +00 08.8   37.280   37.995   135.3     1.1    22.4
2007 10 27    22 29.23   +00 04.9   37.407   37.992   125.5     1.2    22.4
2007 11 06    22 28.93   +00 01.6   37.551   37.989   115.5     1.3    22.5
2007 11 16    22 28.79   -00 01.0   37.709   37.986   105.6     1.4    22.5
2007 11 26    22 28.82   -00 02.7   37.874   37.983    95.6     1.5    22.5
2007 12 06    22 29.02   -00 03.3   38.043   37.980    85.6     1.5    22.5
2007 12 16    22 29.39   -00 03.0   38.209   37.977    75.7     1.4    22.5
2007 12 26    22 29.91   -00 01.5   38.368   37.974    65.8     1.4    22.5
2008 01 05    22 30.58   +00 01.0   38.514   37.971    55.9     1.2    22.5
2008 01 15    22 31.37   +00 04.5   38.644   37.969    46.1     1.1    22.5
2008 01 25    22 32.27   +00 09.0   38.753   37.966    36.4     0.9    22.5

Brian G. Marsden             (C) Copyright 2007 MPC           M.P.E.C. 2007-T95

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