• MPC Preparation (Info)

    • MPEC 2004-F11 : 2004 EN20

    The following Minor Planet Electronic Circular may be linked-to from your own Web pages, but must not otherwise be redistributed electronically.

    A form allowing access to any MPEC is at the bottom of this page.

    Read MPEC 2004-F10 Read MPEC 2004-F12 

    M.P.E.C. 2004-F11                                Issued 2004 Mar. 16, 23:49 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.

         Supported in part by the Steven and Michele Kirsch Foundation
             Prepared using the Tamkin Foundation Computer Network

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

                                   2004 EN20

Observations:
     K04E20N* C2004 03 15.26449 11 23 07.89 -15 54 55.5          19.2   EF011644
     K04E20N  C2004 03 15.29399 11 23 05.76 -15 53 27.6          19.1   EF011644
     K04E20N  C2004 03 15.31513 11 23 04.28 -15 52 24.3          19.1   EF011644
     K04E20N FC2004 03 15.99098 11 22 19.36 -15 18 46.3          19.8 R EF011204
     K04E20N  C2004 03 16.22900 11 22 04.07 -15 06 52.4          19.1 R EF011854
     K04E20N  C2004 03 16.23564 11 22 03.64 -15 06 33.0          19.1 R EF011854
     K04E20N  C2004 03 16.24175 11 22 03.17 -15 06 15.1          19.5 R EF011854
     K04E20N  C2004 03 16.91933 11 21 19.05 -14 32 33.2                 EF011246
     K04E20N  C2004 03 16.92184 11 21 18.93 -14 32 26.0                 EF011246
     K04E20N  C2004 03 16.92259 11 21 18.92 -14 32 24.3                 EF011246

Observer details:
204 Schiaparelli Observatory.  Observer L. Buzzi.  0.60-m f/4.64 Newtonian
    + CCD.
246 Klet Observatory-KLENOT.  Observer M. Tichy.  1.06-m KLENOT Telescope
    + CCD.
644 Palomar Mountain/NEAT.  Observers S. Pravdo, D. MacDonald, K. Lawrence,
    M. Hicks.  1.2-m Schmidt + CCD.
854 Sabino Canyon Observatory, Tucson.  Observer J. E. McGaha.  0.356-m f/10.0
    Schmidt-Cassegrain + CCD.

Orbital elements:
2004 EN20
Epoch 2004 Mar. 16.0 TT = JDT 2453080.5                 MPC
M  60.92227              (2000.0)            P               Q
n   0.41083075     Peri.  243.74617     +0.36367536     -0.92918219
a   1.7920939      Node   186.17286     +0.90835164     +0.33802189
e   0.3702799      Incl.   37.88815     -0.20648857     -0.14953817
P   2.40           H   18.6           G   0.15
From 10 observations 2004 Mar. 15-16.

Ephemeris:
2004 EN20                a,e,i = 1.79, 0.37, 38                  q = 1.1285
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2004 03 16    11 22.31   -15 18.2    0.724    1.699   162.1    10.3    19.7
2004 03 26    11 12.83   -07 13.9    0.771    1.748   162.4     9.9    19.9
2004 04 05    11 06.96   -00 13.5    0.851    1.796   151.9    15.2    20.4
2004 04 15    11 04.93   +05 15.5    0.958    1.843   140.0    20.5    20.8
2004 04 25    11 06.45   +09 14.3    1.086    1.888   129.0    24.5    21.3
2004 05 05    11 10.99   +11 57.0    1.229    1.932   119.1    27.1    21.7
2004 05 15    11 17.92   +13 40.5    1.382    1.975   110.3    28.7    22.0

Timothy B. Spahr             (C) Copyright 2004 MPC           M.P.E.C. 2004-F11

    Read MPEC 2004-F10 Read MPEC 2004-F12

    MPEC number:

    Enter an MPEC number in one of the following forms:

    • 1997-B01 (the full form)
    • J97B01 (the packed version of the full form)
    • B01 (the abbreviated form)