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Minor Planet Center

MPEC 2010-D20 : 2010 CA55

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M.P.E.C. 2010-D20                                Issued 2010 Feb. 17, 19:49 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 CA55

Observations:
     K10C55A* S2010 02 05.57859 22 26 19.06 +75 07 44.6                 ED020C51
     K10C55A  s2010 02 05.57859 1 + 1207.4158 -  106.6287 + 6792.3469   ED020C51
     K10C55A  S2010 02 05.71089 22 27 03.98 +75 12 31.4          21   R ED020C51
     K10C55A  s2010 02 05.71089 1 + 1218.8663 -   93.4936 + 6790.2599   ED020C51
     K10C55A  S2010 02 05.84333 22 27 49.01 +75 17 19.7                 ED020C51
     K10C55A  s2010 02 05.84333 1 + 1169.5015 -  138.5904 + 6798.1061   ED020C51
     K10C55A  S2010 02 05.90941 22 28 11.27 +75 19 40.1                 ED020C51
     K10C55A  s2010 02 05.90941 1 + 1204.9276 -  103.0598 + 6792.7331   ED020C51
     K10C55A  S2010 02 06.24024 22 30 03.96 +75 31 19.8                 ED020C51
     K10C55A  s2010 02 06.24024 1 + 1203.3732 -   98.4539 + 6793.0120   ED020C51
     K10C55A  S2010 02 06.30645 22 30 26.64 +75 33 39.3                 ED020C51
     K10C55A  s2010 02 06.30645 1 + 1179.1296 -  121.1640 + 6796.9232   ED020C51
     K10C55A  S2010 02 06.37254 22 30 49.20 +75 35 55.0                 ED020C51
     K10C55A  s2010 02 06.37254 1 + 1213.9551 -   85.4410 + 6791.3197   ED020C51
     K10C55A  S2010 02 06.57106 22 31 57.35 +75 42 45.7                 ED020C51
     K10C55A  s2010 02 06.57106 1 + 1201.9553 -   93.2423 + 6793.5532   ED020C51
     K10C55A  S2010 02 06.63728 22 32 20.18 +75 45 01.2                 ED020C51
     K10C55A  s2010 02 06.63728 1 + 1178.2471 -  115.7265 + 6797.2193   ED020C51
     K10C55A  S2010 02 06.90189 22 33 51.52 +75 53 56.2                 ED020C51
     K10C55A  s2010 02 06.90189 1 + 1199.3881 -   89.8071 + 6793.9246   ED020C51
     K10C55A  S2010 02 06.96810 22 34 14.35 +75 56 07.9                 ED020C51
     K10C55A  s2010 02 06.96810 1 + 1175.2011 -  112.6275 + 6797.8176   ED020C51
     K10C55A  S2010 02 07.29893 22 36 09.39 +76 07 02.9                 ED020C51
     K10C55A  s2010 02 07.29893 1 + 1173.6415 -  108.6859 + 6798.0917   ED020C51
     K10C55A  S2010 02 07.62975 22 38 04.97 +76 17 43.9                 ED020C51
     K10C55A  s2010 02 07.62975 1 + 1172.5321 -  103.4471 + 6798.4270   ED020C51
     K10C55A  S2010 02 07.69584 22 38 27.90 +76 19 48.7                 ED020C51
     K10C55A  s2010 02 07.69584 1 + 1206.8571 -   67.1046 + 6792.7822   ED020C51
     K10C55A  S2010 02 07.76205 22 38 51.72 +76 21 55.3                 ED020C51
     K10C55A  s2010 02 07.76205 1 + 1183.0452 -   90.5213 + 6796.6483   ED020C51
     K10C55A  S2010 02 07.82814 22 39 14.74 +76 23 59.9                 ED020C51
     K10C55A  s2010 02 07.82814 1 + 1216.8063 -   54.1554 + 6791.0206   ED020C51
     K10C55A  S2010 02 07.96057 22 40 01.50 +76 28 11.1                 ED020C51
     K10C55A  s2010 02 07.96057 1 + 1169.3799 -  100.6269 + 6799.0133   ED020C51

Observer details:
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 CA55                                                Earth MOID = 0.1405 AU
Epoch 2010 Jan. 24.0 TT = JDT 2455220.5                 MPC
M  13.23397              (2000.0)            P               Q
n   0.30200381     Peri.  301.83574     +0.33468101     -0.52902310
a   2.2001946      Node   105.83687     +0.86408574     +0.50245057
e   0.6976315      Incl.   54.15366     -0.37595806     +0.68386985
P   3.26           H   20.4           G   0.15
From 17 observations 2010 Feb. 5-7.  E-assumed.

Ephemeris:
2010 CA55                a,e,i = 2.20, 0.70, 54                  q = 0.6653
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2010 02 13    23 11.67   +78 45.8    0.648    1.210    93.0    54.6    21.9
2010 02 23    00 30.97   +81 55.8    0.823    1.321    93.1    48.4    22.4
2010 03 05    02 24.04   +83 41.2    0.993    1.430    92.2    43.9    22.9
2010 03 15    04 40.91   +83 49.4    1.158    1.536    90.8    40.3    23.2
2010 03 25    06 34.69   +82 26.8    1.318    1.639    89.0    37.5    23.6

Timothy B. Spahr             (C) Copyright 2010 MPC           M.P.E.C. 2010-D20

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