MPEC 2004-K15 : 2004 JN13 = 1975 XA

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M.P.E.C. 2004-K15                                Issued 2004 May 18, 17:04 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 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 JN13 = 1975 XA

                           Revision to MPEC 2004-J75

Orbital elements:
2004 JN13 = 1975 XA
Epoch 2004 July 14.0 TT = JDT 2453200.5                 MPC
M 321.09863              (2000.0)            P               Q
n   0.20282142     Peri.  275.69509     +0.97046623     -0.07075107
a   2.8689754      Node    88.51577     +0.15932268     +0.90583507
e   0.6976208      Incl.   13.33865     -0.18113969     +0.41768064
P   4.86           H   14.6           G   0.15           U   3
Residuals in seconds of arc
751205 805 (0.6- 10.4+)   040513 699  0.9-  0.1-    040516 704  0.8+  0.0
751205 805  0.8+  0.1-    040513 699  0.5+  0.7+    040516 704  0.7+  0.2-
751207 805  1.8-  1.6+    040514 704  0.6-  1.2+    040516 704  0.3-  1.0+
751207 805  0.9+  1.4-    040514 704  1.0-  0.5+    040516 704  0.3+  0.6+
040423 703  0.8+  0.0     040514 704  0.7-  0.8-    040516 704  0.2-  0.2+
040423 703  0.4+  0.5-    040515 704  0.1+  0.7+    040517 704  0.3-  0.1+
040423 703  0.7-  0.0     040515 704  0.1+  1.0-    040517 704  0.1+  0.1-
040423 703  0.3-  0.8-    040515 704  0.0   0.1-    040517 704  0.1+  0.7-
040513 699  0.6-  0.5-    040515 704  1.0+  0.4-    040517 704  0.3+  0.1+
040513 699  0.2-  0.7-    040515 704  0.7+  0.8+

Ephemeris:
2004 JN13                a,e,i = 2.87, 0.70, 13                  q = 0.8675
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2004 05 15    15 14.84   -04 46.2    1.915    2.905   165.5     5.0    18.7
2004 05 25    15 02.68   -04 21.6    1.874    2.834   157.0     8.0    18.8
2004 06 04    14 51.08   -04 10.3    1.861    2.762   146.1    11.8    18.9
2004 06 14    14 40.99   -04 14.4    1.872    2.687   134.9    15.5    19.0
2004 06 24    14 33.14   -04 34.9    1.902    2.611   124.0    18.8    19.0
2004 07 04    14 27.97   -05 11.2    1.946    2.533   113.8    21.6    19.1
2004 07 14    14 25.62   -06 01.9    1.998    2.453   104.1    23.7    19.2
2004 07 24    14 26.10   -07 05.3    2.053    2.371    95.1    25.3    19.2
2004 08 03    14 29.28   -08 19.6    2.107    2.287    86.8    26.3    19.2
2004 08 13    14 35.00   -09 43.1    2.157    2.201    79.0    26.9    19.2
2004 08 23    14 43.12   -11 14.5    2.198    2.113    71.8    27.0    19.1
2004 09 02    14 53.53   -12 52.1    2.230    2.023    65.0    26.9    19.1

Timothy B. Spahr             (C) Copyright 2004 MPC           M.P.E.C. 2004-K15

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