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MPEC 1995-C03 : 1985 UJ

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M.P.E.C. 1995-C03                                Issued 1995 Feb. 2, 14:12 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.

          MARSDEN@CFA or WILLIAMS@CFA (.HARVARD.EDU, .SPAN or .BITNET)

                                    1985 UJ

Recovered by R. H. McNaught at Siding Spring at Delta-T's of +0.99 days
(1989) and +1.95 days (1995).

Additional observations:
     J85U00J VA1989 08 02.50311 19 31 46.22 -38 04 25.4          19   V      413
     J85U00J VA1989 08 02.55034 19 31 43.04 -38 04 23.7                      413
     J85U00J  C1995 02 01.71511 09 46 05.89 +27 07 34.0          19.5 V      413
     J85U00J  C1995 02 01.72084 09 46 05.48 +27 07 35.5                      413

Observer details:
413 Siding Spring Observatory.  Observers A. Savage, R. H. McNaught,
    D. I. Steel, D. J. Asher.  Measurer R. H. McNaught.  U.K. Schmidt,
    1.0-m reflector + CCD.

Orbital elements:
1985 UJ
Id. R. H. McNaught (1989 and 1995 observations)
Epoch 1995 Mar. 24.0 TT = JDT 2449800.5                 Williams
M  74.01588              (2000.0)            P               Q
n   0.23083764     Peri.    4.42379     +0.90531142     -0.42121067
a   2.6318733      Node    20.75511     +0.38480941     +0.75882833
e   0.4186026      Incl.    8.88055     +0.17981367     +0.49675058
P   4.27           H   15.5           G   0.15
Residuals in seconds of arc
850921 675  1.4+  0.4+    851018 095 (2.7+  4.1+)   851024 046  1.9-  1.2-
850921 675  0.9-  1.0+    851020 046  0.6-  0.2-    890802 413  2.6-  0.7-
851011 675  0.4-  0.9+    851020 046  0.5-  0.3-    890802 413  2.3+  0.6+
851011 675  0.1+  0.2+    851021 046  1.8+  0.6-    950201 413  0.2+  0.3+
851013 675  0.2+  0.6+    851021 046  0.8+  0.3-    950201 413  0.4+  0.4+

Ephemeris:
1985 UJ                  a,e,i = 2.63, 0.42, 9                   q = 1.5302
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
1995 02 02    09 45.76   +27 08.7    1.597    2.563   165.5     5.5    19.0
1995 02 12    09 33.71   +27 42.6    1.639    2.608   166.1     5.2    19.1
1995 02 22    09 22.51   +27 57.0    1.710    2.652   157.9     8.1    19.3
1995 03 04    09 13.31   +27 51.9    1.807    2.696   147.5    11.4    19.6
1995 03 14    09 06.87   +27 29.6    1.927    2.739   137.0    14.3    19.9
1995 03 24    09 03.40   +26 54.1    2.066    2.781   126.9    16.7    20.2
1995 04 03    09 02.79   +26 08.8    2.219    2.822   117.4    18.3    20.4
1995 04 13    09 04.76   +25 16.3    2.384    2.862   108.4    19.4    20.7
1995 04 23    09 08.91   +24 18.4    2.555    2.902    99.9    20.0    20.8
1995 05 03    09 14.87   +23 16.1    2.730    2.941    91.9    20.0    21.0

Gareth V. Williams                                            M.P.E.C. 1995-C03

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