• MPC Preparation (Info)

    • MPEC 2005-E81 : 2005 EX169

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    M.P.E.C. 2005-E81                                Issued 2005 Mar. 14, 12:04 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 EX169

Observations:
     K05EG9X* C2005 03 13.18535 11 36 58.19 -01 20 23.4          20.1 V EE081691
     K05EG9X  C2005 03 13.21320 11 37 01.99 -01 16 27.6          20.1 V EE081691
     K05EG9X  C2005 03 13.23954 11 37 05.50 -01 12 44.6          19.8 V EE081691
     K05EG9X  C2005 03 13.54641 11 37 51.67 -00 27 40.6          18.7 R EE081474
     K05EG9X  C2005 03 13.54850 11 37 51.96 -00 27 23.8          18.3 R EE081474
     K05EG9X  C2005 03 13.55249 11 37 52.49 -00 26 49.8          18.5 R EE081474
     K05EG9X  C2005 03 13.55457 11 37 52.74 -00 26 31.3          18.7 R EE081474
     K05EG9X  C2005 03 13.68669 11 38 10.97 -00 07 49.5          18.8 R EE081474
     K05EG9X  C2005 03 13.68773 11 38 11.09 -00 07 41.5          19.0 R EE081474
     K05EG9X  C2005 03 13.68912 11 38 11.34 -00 07 28.5          18.8 R EE081474
     K05EG9X  C2005 03 13.69028 11 38 11.42 -00 07 19.0          19.1 R EE081474
     K05EG9X  C2005 03 14.30224 11 39 52.63 +01 17 46.1          19.5 R EE081854
     K05EG9X  C2005 03 14.30784 11 39 53.38 +01 18 33.0          19.5 R EE081854

Observer details:
474 Mount John Observatory, Lake Tekapo.  Observer A. C. Gilmore.  Measurers
    A. C. Gilmore, P. M. Kilmartin.  1.0-m f/7.7 reflector + CCD.
691 Steward Observatory, Kitt Peak.  Observer J. V. Scotti.  0.9-m f/3
    reflector + CCD.
854 Sabino Canyon Observatory, Tucson.  Observer J. E. McGaha.  0.36-m f/10.0
    Schmidt-Cassegrain + CCD.

Orbital elements:
2005 EX169
Epoch 2005 Mar. 11.0 TT = JDT 2453440.5                 MPC
M   3.91547              (2000.0)            P               Q
n   0.71824343     Peri.  351.80528     -0.97053953     -0.23949999
a   1.2348710      Node   174.13616     +0.23308446     -0.96094014
e   0.1108542      Incl.   14.92940     +0.06102991     -0.13868596
P   1.37           H   23.8           G   0.15
From 13 observations 2005 Mar. 13-14.

Ephemeris:
2005 EX169               a,e,i = 1.23, 0.11, 15                  q = 1.0980
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2005 03 11    11 31.17   -06 23.5    0.107    1.098   169.7     9.3    19.8
2005 03 21    11 57.80   +16 38.3    0.109    1.101   163.2    15.2    20.0
2005 03 31    12 23.73   +33 43.6    0.133    1.107   142.0    33.7    21.0
2005 04 10    12 46.59   +42 53.7    0.167    1.115   128.8    44.4    21.9
2005 04 20    13 06.06   +46 49.3    0.207    1.125   120.8    50.1    22.5

Timothy B. Spahr             (C) Copyright 2005 MPC           M.P.E.C. 2005-E81

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