• MPC Preparation (Info)

  • MPEC 2012-F91 : COMET P/2012 F5 (GIBBS)

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    M.P.E.C. 2012-F91                                Issued 2012 Mar. 26, 17:45 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 https://www.minorplanetcenter.net/    ISSN 1523-6714
    
                                COMET P/2012 F5 (GIBBS)
    
    Observations:
        PK12F050  C2012 02 20.39701 11 36 33.75 -08 33 34.1          19.4 TrEF091703
        PK12F050  C2012 02 20.40577 11 36 32.96 -08 33 29.3          19.2 TrEF091703
        PK12F050  C2012 02 27.26794 11 32 14.78 -08 04 10.9          19.4 TrEF091703
        PK12F050  C2012 02 27.27298 11 32 14.53 -08 04 08.2          19.5 TrEF091703
        PK12F050  C2012 02 27.27808 11 32 14.30 -08 04 07.1          19.1 TrEF091703
        PK12F050  C2012 02 27.28327 11 32 14.29 -08 04 06.0          18.5 TrEF091703
        PK12F050  C2012 03 03.37152 11 28 43.94 -07 37 31.2          19.4 TrEF091703
        PK12F050  C2012 03 03.37657 11 28 43.68 -07 37 28.5          18.9 TrEF091703
        PK12F050  C2012 03 03.38167 11 28 43.43 -07 37 27.6          19.0 TrEF091703
        PK12F050  C2012 03 03.38686 11 28 43.26 -07 37 28.2          19.5 TrEF091703
        PK12F050  C2012 03 14.36182 11 20 46.35 -06 29 02.4          18.6 TrEF091703
        PK12F050  C2012 03 14.36854 11 20 46.11 -06 29 00.5          17.8 TrEF091703
        PK12F050  C2012 03 14.37532 11 20 45.74 -06 28 57.0          18.3 TrEF091703
        PK12F050  C2012 03 14.38206 11 20 45.62 -06 28 54.8          18.6 TrEF091703
        PK12F050 KC2012 03 23.80734 11 14 09.02 -05 22 37.1          19.1 ToEF091B90
        PK12F050 KC2012 03 23.82387 11 14 08.42 -05 22 30.0          19.3 ToEF091B90
        PK12F050  C2012 03 25.70311 11 12 53.97 -05 08 55.1                oEF091372
        PK12F050  C2012 03 25.71712 11 12 53.46 -05 08 49.6                oEF091372
        PK12F050  C2012 03 25.72412 11 12 53.19 -05 08 46.0                oEF091372
        PK12F050  C2012 03 25.73112 11 12 52.90 -05 08 43.5          19.2 NoEF091372
        PK12F050 KC2012 03 25.99198 11 12 42.92 -05 06 50.4          19.4 NoEF091C10
        PK12F050 KC2012 03 26.01595 11 12 41.99 -05 06 41.8          19.1 NoEF091C10
    
    Observer details:
    372 Geisei.  Observer S. Shimomoto.  0.6-m reflector + CCD.
    703 Catalina Sky Survey.  Observer A. R. Gibbs.  Measurers J. D. Ahern,
        E. C. Beshore, A. Boattini, G. J. Garradd, A. R. Gibbs, P. Tricarico,
        A. D. Grauer, R. E. Hill, R. A. Kowalski, S. M. Larson, R. H. McNaught.
        0.68-m Schmidt + CCD.
    B90 Malina River Observatory, Povoletto.  Observers E. Guido, N. Howes,
        G. Sostero.  0.3-m reflector + CCD.
    C10 Maisoncelles.  Observer J. F. Soulier.  0.30-m f/4 Newtonian reflector
        + CCD.
    
    Orbital elements:
        P/2012 F5 (Gibbs)
    Epoch 2010 Mar. 25.0 TT = JDT 2455280.5
    T 2010 Mar. 20.07741 TT                                 MPC
    q   2.8726370            (2000.0)            P               Q
    n   0.18942753     Peri.  175.81710     +0.84160033     -0.53047949
    a   3.0026681      Node   216.80634     +0.49048805     +0.82934865
    e   0.0433052      Incl.    9.75306     +0.22612021     +0.17542045
    P   5.20
    From 59 observations 2012 Feb. 20-Mar. 26, mean residual 0".8.
    
    Residuals in seconds of arc
    K122K  703  1.3+  0.4+    K123N  204  1.0-  0.4+    K123O  695  0.1-  0.1+
    K122K  703 (5.7-  3.2+)   K123N  I48  1.1-  1.8+    K123O  695  0.1+  0.1+
    K122R  703  1.2-  0.6-    K123N  I48  1.2-  1.3+    K123O  E23  0.1-  1.7+
    K122R  703  1.8-  0.7+    K123N  I48  1.2-  0.1-    K123O  E23 (2.3-  3.4+)
    K122R  703  2.1-  0.3+    K123N  H01  0.8+  0.2-    K123P  C10  0.8-  0.7+
    K122R  703  1.0+  0.1-    K123N  H01  0.8+  0.3-    K123P  J95  0.9+  0.6-
    K1233  703  1.4+  0.1-    K123N  H01  0.7+  0.5-    K123P  C10  0.9-  0.7+
    K1233  703  0.8+  0.9+    K123N  H01  0.6+  0.3-    K123P  J95 (2.1+  0.4-)
    K1233  703  0.4+  0.1+    K123N  B90  0.8+  0.4-    K123P  H36  1.9-  1.1+
    K1233  703  1.3+  2.3-    K123N  B90  1.9+  0.4-    K123P  H36 (2.4-  1.3+)
    K123E  703  1.5-  0.6+    K123N  J95  0.2-  0.3+    K123P  H36 (2.7-  1.3+)
    K123E  703  0.6-  0.2-    K123N  J95  0.5-  0.2+    K123P  H06 (2.3-  0.8+)
    K123E  703  1.5-  0.5+    K123N  J95  0.9+  0.2-    K123P  H06 (4.3-  1.2+)
    K123E  703  1.2+  0.0     K123O  I47  0.7-  0.9-    K123P  372  0.7-  0.3+
    K123M  G96  0.2+  0.3-    K123O  I47  0.6-  0.1+    K123P  372  0.0   0.3-
    K123M  G96  0.7+  0.5-    K123O  H01  0.2-  0.3+    K123P  372  0.1+  0.2+
    K123M  G96  0.2+  0.5-    K123O  695  0.2-  0.5+    K123P  372  0.1-  0.3-
    K123M  G96  0.7+  0.4-    K123O  695  0.3+  0.5-    K123P  B90 (3.1-  1.0+)
    K123M  G96  0.0   0.2-    K123O  695  0.1-  0.2-    K123P  B90  1.4-  0.6-
    K123M  G96  0.7+  0.6-    K123O  H01  0.1-  0.2+    K123P  C10  0.5-  0.6+
    K123M  G96  0.5+  0.5-    K123O  H01  0.2-  0.1+    K123Q  C10  0.2-  1.2-
    K123M  G96  0.4+  0.2-    K123O  H01  0.4+  0.1+
    K123N  204  1.1-  0.6+    K123O  695  0.2-  0.3-
    
    Ephemeris:
        P/2012 F5 (Gibbs)
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase   m1    m2
    2012 02 25    11 33 43.9 -08 14 42   2.1632  3.0945   156.2     7.4  18.6
    ...
    2012 03 11    11 23 13.5 -06 51 17   2.1169  3.0988   169.4     3.4  18.5
    ...
    2012 03 19    11 17 27.1 -05 56 54   2.1187  3.1010   168.6     3.6  18.5
    ...
    2012 03 25    11 13 21.6 -05 13 58   2.1323  3.1026   163.8     5.1  18.6
    2012 03 26    11 12 42.7 -05 06 45   2.1356  3.1028   162.9     5.4  18.6
    2012 03 27    11 12 04.5 -04 59 31   2.1392  3.1031   161.9     5.7  18.6
    ...
    2012 04 02    11 08 31.7 -04 16 33   2.1662  3.1047   155.7     7.6  18.6
    ...
    2012 04 10    11 04 40.4 -03 21 46   2.2166  3.1067   147.2    10.1  18.7
    ...
    2012 04 25    11 00 42.1 -01 54 27   2.3498  3.1102   131.6    14.0  18.8
    
    Gareth V. Williams           (C) Copyright 2012 MPC           M.P.E.C. 2012-F91
    

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