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IAU Minor Planet Center

Minor Planet Center

MPEC 2004-O15 : 2004 OD4

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M.P.E.C. 2004-O15                                Issued 2004 July 19, 01:52 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

                                   2004 OD4

Observations:
     K04O04D* C2004 07 17.34882 23 03 15.34 +01 25 02.0          18.6   EO015704
     K04O04D  C2004 07 17.35957 23 02 57.52 +01 30 32.9          18.5   EO015704
     K04O04D  C2004 07 17.37034 23 02 39.85 +01 35 57.7          19.1   EO015704
     K04O04D  C2004 07 17.38129 23 02 21.85 +01 41 22.7          19.3   EO015704
     K04O04D  C2004 07 17.39216 23 02 04.29 +01 46 39.4          18.7   EO015704
     K04O04D  C2004 07 18.32316 22 52 30.92 +05 58 31.6          18.4   EO015704
     K04O04D  C2004 07 18.33360 22 52 24.68 +06 00 09.1          19.5   EO015704
     K04O04D  C2004 07 18.34452 22 52 17.90 +06 01 49.2          19.0   EO015704
     K04O04D  C2004 07 18.35551 22 52 11.17 +06 03 31.1          19.3   EO015704
     K04O04D  C2004 07 18.36614 22 52 04.57 +06 05 05.6          18.5   EO015704
     K04O04D  C2004 07 19.00895 22 49 14.34 +07 14 43.2          19.5 R EO015J95
     K04O04D  C2004 07 19.01686 22 49 11.68 +07 15 24.9          19.2 R EO015J95
     K04O04D  C2004 07 19.02287 22 49 09.68 +07 15 57.8          19.9 R EO015J95

Observer details:
704 Lincoln Laboratory ETS, New Mexico.  Observers M. Blythe, F. Shelly,
    M. Bezpalko, R. Huber, L. Manguso, D. Torres, R. Kracke, M. McCleary,
    H. Stange, A. Milner.  Measurers J. Stuart, R. Sayer, J. Evans, J. Kommers.
    1.0-m f/2.15 reflector + CCD.
J95 Great Shefford.  Observer P. Birtwhistle.  0.30-m f/6.3 Schmidt-Cassegrain
    + CCD.

Orbital elements:
2004 OD4
Epoch 2004 July 14.0 TT = JDT 2453200.5                 MPC
M   5.44130              (2000.0)            P               Q
n   0.32517343     Peri.  335.94384     +0.01656850     +0.99829409
a   2.0943986      Node   294.96509     -0.90705182     -0.00855229
e   0.5280725      Incl.    3.54060     -0.42069287     +0.05775617
P   3.03           H   26.7           G   0.15           U   6
Residuals in seconds of arc
040717 704  0.7-  0.3-    040718 704  0.2+  0.3+    040719 J95  0.3-  0.7+
040717 704  0.2-  0.0     040718 704  1.5+  0.1+    040719 J95  0.2-  0.6-
040717 704  1.1+  0.4-    040718 704  0.2-  0.7-    040719 J95  0.5+  0.2-
040717 704  0.6-  0.0     040718 704  0.2+  1.0+
040717 704  0.4-  0.3+    040718 704  0.4-  0.2-

Ephemeris:
2004 OD4                 a,e,i = 2.09, 0.53, 4                   q = 0.9884
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2004 07 14    10 34.66   -13 21.8    0.011    1.010    56.4   123.1    22.0
2004 07 15    10 24.48   -17 23.7    0.0062   1.013    56.3   123.4    20.8
2004 07 16    08 38.64   -45 58.8    0.0016   1.016    68.5   111.4    16.9
2004 07 17    23 12.38   -02 35.2    0.0041   1.019   126.6    53.2    16.8
2004 07 18    22 54.31   +05 08.3    0.0090   1.022   127.9    51.7    18.4
2004 07 19    22 48.97   +07 21.4    0.014    1.025   128.7    50.7    19.4
2004 07 20    22 46.35   +08 23.8    0.019    1.028   129.6    49.6    20.0
2004 07 21    22 44.75   +08 59.5    0.024    1.032   130.4    48.6    20.5
2004 07 22    22 43.63   +09 22.1    0.029    1.035   131.3    47.5    20.9
2004 07 23    22 42.78   +09 37.3    0.034    1.039   132.2    46.4    21.2
2004 07 24    22 42.09   +09 47.8    0.039    1.043   133.1    45.3    21.5

     This object passed 0.0011 AU from Earth on July 16.25 UT.

Kyle E. Smalley              (C) Copyright 2004 MPC           M.P.E.C. 2004-O15

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