MPEC 2004-H82 : 2004 HR56

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

Read MPEC 2004-H81 Read MPEC 2004-H83 

M.P.E.C. 2004-H82                                Issued 2004 Apr. 28, 10:10 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 HR56

Observations:
     K04H56R* C2004 04 25.33668 15 00 22.76 -15 10 25.8          21.0 V EH082691
     K04H56R  C2004 04 25.36461 15 00 17.58 -15 10 47.9          21.3 V EH082691
     K04H56R  C2004 04 25.39180 15 00 12.53 -15 11 08.7          21.5 V EH082691
     K04H56R  C2004 04 26.25916 14 57 46.63 -15 22 16.4          21.9 V EH082291
     K04H56R  C2004 04 26.26471 14 57 45.61 -15 22 20.7          21.8 V EH082291
     K04H56R  C2004 04 26.26916 14 57 44.81 -15 22 24.0          21.4 V EH082291
     K04H56R  C2004 04 28.31907 14 52 12.46 -15 46 35.7          21.0 V EH082291
     K04H56R  C2004 04 28.33034 14 52 10.58 -15 46 43.1          21.1 V EH082291
     K04H56R  C2004 04 28.33877 14 52 09.16 -15 46 48.8          21.2 V EH082291

Observer details:
291 LPL/Spacewatch II.  Observers R. S. McMillan, T. H. Bressi.  1.8-m f/2.7
    reflector + CCD.
691 Steward Observatory, Kitt Peak.  Observer J. V. Scotti.  0.9-m f/3
    reflector + CCD.

Orbital elements:
2004 HR56
Epoch 2004 Apr. 25.0 TT = JDT 2453120.5                 MPC
M  40.27925              (2000.0)            P               Q
n   0.50483245     Peri.   87.84077     -0.62498347     -0.77757682
a   1.5620846      Node    41.10750     +0.66796141     -0.57846455
e   0.4389044      Incl.    6.02980     +0.40400894     -0.24648133
P   1.95           H   23.3           G   0.15
From 9 observations 2004 Apr. 25-28.

Ephemeris:
2004 HR56                a,e,i = 1.56, 0.44, 6                   q = 0.8765
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2004 04 25    15 01.36   -15 05.5    0.245    1.247   167.7     9.9    21.4
2004 04 30    14 47.97   -16 04.0    0.274    1.280   175.5     3.5    21.4
2004 05 05    14 36.96   -16 47.9    0.306    1.314   177.0     2.3    21.6
2004 05 10    14 28.20   -17 21.1    0.341    1.347   170.3     7.2    22.1
2004 05 15    14 21.55   -17 47.1    0.380    1.380   164.1    11.6    22.6
2004 05 20    14 16.82   -18 08.6    0.422    1.413   158.3    15.3    23.0
2004 05 25    14 13.84   -18 27.7    0.468    1.445   153.0    18.6    23.4

Timothy B. Spahr             (C) Copyright 2004 MPC           M.P.E.C. 2004-H82

Read MPEC 2004-H81 Read MPEC 2004-H83

Our Web policy. Index to the CBAT/MPC/ICQ pages.

MPC