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  • MPEC 2010-C56 : 2010 CH18

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    M.P.E.C. 2010-C56                                Issued 2010 Feb. 14, 13:18 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
    
                                       2010 CH18
    
    Observations:
         K10C18H* S2010 02 09.01710 01 10 02.18 +70 48 13.8                 EC056C51
         K10C18H  s2010 02 09.01710 1 + 2071.5188 +  917.5247 + 6517.3213   EC056C51
         K10C18H  S2010 02 09.14940 01 10 00.26 +70 49 51.4                 EC056C51
         K10C18H  s2010 02 09.14940 1 + 2079.2523 +  933.1756 + 6512.5359   EC056C51
         K10C18H  S2010 02 09.28171 01 09 57.94 +70 51 25.7                 EC056C51
         K10C18H  s2010 02 09.28171 1 + 2086.4759 +  948.2157 + 6508.1327   EC056C51
         K10C18H  S2010 02 09.61253 01 09 53.13 +70 55 25.7                 EC056C51
         K10C18H  s2010 02 09.61253 1 + 2079.1320 +  958.1302 + 6509.2281   EC056C51
         K10C18H  S2010 02 09.61266 01 09 53.54 +70 55 27.4                 EC056C51
         K10C18H  s2010 02 09.61266 1 + 2027.0787 +  897.6794 + 6534.1778   EC056C51
         K10C18H  S2010 02 09.67875 01 09 52.56 +70 56 15.8                 EC056C51
         K10C18H  s2010 02 09.67875 1 + 2056.8651 +  935.5735 + 6519.4528   EC056C51
         K10C18H  S2010 02 09.74496 01 09 51.77 +70 57 03.3                 EC056C51
         K10C18H  s2010 02 09.74496 1 + 2034.3342 +  912.7488 + 6529.6886   EC056C51
         K10C18H  S2010 02 09.87727 01 09 50.19 +70 58 40.5                 EC056C51
         K10C18H  s2010 02 09.87727 1 + 2040.9835 +  927.8200 + 6525.5696   EC056C51
         K10C18H  S2010 02 09.94348 01 09 49.70 +70 59 30.4                 EC056C51
         K10C18H  s2010 02 09.94348 1 + 2018.5142 +  905.0238 + 6535.8041   EC056C51
         K10C18H  S2010 02 10.00957 01 09 48.81 +71 00 18.2                 EC056C51
         K10C18H  s2010 02 10.00957 1 + 2047.8650 +  943.4693 + 6521.1924   EC056C51
         K10C18H  S2010 02 10.07579 01 09 48.13 +71 01 06.9                 EC056C51
         K10C18H  s2010 02 10.07579 1 + 2025.7975 +  921.0657 + 6531.1740   EC056C51
         K10C18H  S2010 02 10.20809 01 09 46.83 +71 02 47.1                 EC056C51
         K10C18H  s2010 02 10.20809 1 + 2033.1400 +  936.3567 + 6526.7452   EC056C51
         K10C18H  C2010 02 12.02059 01 09 41.43 +71 26 13.8          21.0 V EC056H21
         K10C18H  C2010 02 12.02064401 09 41.51 +71 26 13.0          20.1 V EC056H21
         K10C18H  C2010 02 12.02430 01 09 41.31 +71 26 15.5          20.6 V EC056H21
         K10C18H  C2010 02 12.02736 01 09 41.21 +71 26 17.6          20.5 V EC056H21
         K10C18H  C2010 02 12.02780101 09 41.42 +71 26 18.4          20.3 V EC056H21
         K10C18H  C2010 02 12.03404201 09 41.28 +71 26 22.5          19.9 V EC056H21
         K10C18H  C2010 02 12.16476 01 09 40.87 +71 28 04.0          19.3 R EC056926
         K10C18H  C2010 02 12.16956 01 09 41.30 +71 28 08.8          19.9 R EC056926
         K10C18H IC2010 02 12.94868 01 09 47.77 +71 38 34.2                 EC056587
         K10C18H  C2010 02 12.95064 01 09 47.97 +71 38 36.7          20.0 R EC056587
         K10C18H  C2010 02 12.95266 01 09 47.94 +71 38 38.8                 EC056587
         K10C18H  C2010 02 13.10207 01 09 49.34 +71 40 54.8          19.6 R EC056H01
         K10C18H  C2010 02 13.10767 01 09 49.35 +71 40 59.1          19.6 R EC056H01
         K10C18H  C2010 02 13.11465 01 09 49.38 +71 41 04.5          19.7 R EC056H01
         K10C18H  C2010 02 13.12268 01 09 49.41 +71 41 10.7          19.6 R EC056H01
         K10C18H  C2010 02 14.09574 01 10 04.48 +71 54 57.2          19.6 R EC056H01
         K10C18H  C2010 02 14.10379 01 10 04.55 +71 55 03.8          19.5 R EC056H01
         K10C18H  C2010 02 14.12720 01 10 04.87 +71 55 23.4          20.3 R EC056926
         K10C18H  C2010 02 14.13000 01 10 04.87 +71 55 24.8          19.7 R EC056H01
         K10C18H  C2010 02 14.13167 01 10 05.05 +71 55 26.6          20.2 R EC056926
         K10C18H  C2010 02 14.13613 01 10 04.90 +71 55 30.4          19.9 R EC056926
         K10C18H  C2010 02 14.14036 01 10 05.00 +71 55 33.1          19.6 R EC056H01
    
    Observer details:
    587 Sormano.  Observers F. Manca, .. Sicoli, A. Testa.  Measurer F. Manca.
        0.5-m f/6.8 reflector + CCD.
    926 Tenagra II Observatory.  Observers P. R. Holvorcem, M. Schwartz.  Measurer
        P. R. Holvorcem.  0.81-m f/7 Ritchey-Chretien + CCD.
    H01 Magdalena Ridge Observatory, Socorro.  Observers W. H. Ryan, E. V. Ryan.
        Measurer W. H. Ryan.  2.4-m f/8.9 reflector + CCD.
    H21 Astronomical Research Observatory, Westfield.  Observer R. Holmes.
        Measurers H. Devore, S. Foglia.  0.61-m f/4.5 astrograph + CCD.
    C51 WISE.  Measurers A. Mainzer, E. Wright, J. Bauer, T. Grav, J. Dailey, J.
        Masiero, R. Cutri, R. McMillan, R. Walker.
        (http://wise.ssl.berkeley.edu/mission_sci.html)
    
    Orbital elements:
    2010 CH18                                                Earth MOID = 0.3107 AU
    Epoch 2010 Jan. 4.0 TT = JDT 2455200.5                  MPC
    M 340.98016              (2000.0)            P               Q
    n   0.26118272     Peri.  110.46657     -0.86554976     -0.37052243
    a   2.4238538      Node    49.47480     +0.09160480     -0.77857363
    e   0.5423262      Incl.   26.31386     +0.49237403     -0.50649406
    P   3.77           H   18.9           G   0.15           U   8
    Residuals in seconds of arc
    100209 C51  0.2+  2.5-    100212 H21  0.2+  1.0+    100213 H01  0.2-  0.1+
    100209 C51  1.4+  0.4+    100212 H21  0.6+  0.2+    100213 H01  0.2-  0.1+
    100209 C51  0.0   0.4-    100212 H21  0.2-  0.1-    100213 H01  0.2-  0.1+
    100209 C51  1.1-  0.5-    100212 H21  0.6-  0.3-    100214 H01  0.0   0.2+
    100209 C51  0.8+  1.3+    100212 H21  0.4+  0.2+    100214 H01  0.1-  0.4+
    100209 C51  0.1+  1.3+    100212 H21  0.1-  0.4-    100214 926  0.2+  0.2+
    100209 C51  0.1+  0.3+    100212 926  1.5-  0.8-    100214 H01  0.1+  0.4+
    100209 C51  0.3-  0.1+    100212 926  0.5+  0.5+    100214 926  0.8+  0.1-
    100209 C51  0.7+  1.1+    100212 587  0.3-  1.8-    100214 926  0.2-  0.1+
    100210 C51  0.3-  0.1-    100212 587  0.5+  0.8-    100214 H01  0.0   0.4+
    100210 C51  0.5-  0.5-    100212 587  0.2+  0.3-
    100210 C51  1.0-  1.0+    100213 H01  0.2-  0.1+
    
    Ephemeris:
    2010 CH18                a,e,i = 2.42, 0.54, 26                  q = 1.1093
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
    2010 02 13    01 09.84   +71 39.4    0.611    1.176    91.7    57.0    20.2
    2010 02 23    01 18.14   +74 23.6    0.597    1.142    88.6    60.0    20.2
    2010 03 05    01 45.33   +78 00.0    0.572    1.120    87.1    62.2    20.1
    2010 03 15    03 04.67   +82 08.7    0.540    1.110    87.4    63.5    20.0
    2010 03 25    06 59.29   +83 41.0    0.501    1.113    89.6    63.7    19.9
    2010 04 04    09 57.66   +77 19.0    0.462    1.128    93.7    62.2    19.7
    2010 04 14    10 57.38   +66 08.1    0.430    1.156    99.7    58.8    19.5
    2010 04 24    11 26.39   +51 49.2    0.415    1.194   106.9    53.7    19.3
    2010 05 04    11 45.84   +35 58.0    0.427    1.241   113.4    48.2    19.3
    2010 05 14    12 01.82   +20 53.3    0.472    1.296   117.1    44.0    19.5
    2010 05 24    12 16.73   +08 15.4    0.548    1.356   117.5    41.5    19.9
    2010 06 03    12 31.53   -01 35.4    0.648    1.420   115.7    40.1    20.3
    2010 06 13    12 46.68   -09 06.9    0.766    1.488   112.5    39.1    20.7
    2010 06 23    13 02.43   -14 55.2    0.899    1.557   108.6    38.2    21.2
    2010 07 03    13 18.83   -19 29.7    1.042    1.628   104.5    37.2    21.6
    2010 07 13    13 35.91   -23 11.3    1.194    1.699   100.1    36.1    21.9
    
    Timothy B. Spahr             (C) Copyright 2010 MPC           M.P.E.C. 2010-C56
    

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