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IAUC 6117: 1994u

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                                                  Circular No. 6117
Central Bureau for Astronomical Telegrams
INTERNATIONAL ASTRONOMICAL UNION
Postal Address: Central Bureau for Astronomical Telegrams
Smithsonian Astrophysical Observatory, Cambridge, MA 02138, U.S.A.
IAUSUBS@CFA.HARVARD.EDU or FAX 617-495-7231 (subscriptions)
Phone 617-495-7244/7440/7444     TWX 710-320-6842 ASTROGRAM CAM
MARSDEN@CFA.HARVARD.EDU or GREEN@CFA.HARVARD.EDU (science)


PERIODIC COMET McNAUGHT-RUSSELL (1994u)
     Further precise positions have been reported as follows:

     1994 UT             R.A. (2000) Decl.        m1    Observer
     Dec. 18.48754    7 07 13.41   -25 39 04.2          Steel
          18.61300    7 07 05.09   -25 40 09.9          Kojima
          18.64468    7 07 03.03   -25 40 22.9   16.1     "
          18.72388    7 06 57.43   -25 40 51.1          Steel
          19.48112    7 06 08.98   -25 46 15.5            "
          19.71375    7 05 53.11   -25 47 50.5            "

D. I. Steel, R. H. McNaught, and D. Asher (Siding Spring).  1.0-m
   reflector + CCD.  Measurer McNaught.
T. Kojima (YGCO Chiyoda Observatory).  0.25-m f/6 reflector + CCD.
   Communicated by S. Nakano.

     Elliptical orbital elements from 17 observations Dec. 12-19:

     T = 1994 Sept. 6.150 TT          Peri. = 171.283
     e = 0.79166                      Node  = 217.470   2000.0
     q = 1.28378 AU                   Incl. =  28.988
       a =  6.16206 AU     n = 0.064434     P =  15.30 years

1994/95     R. A. (2000) Decl.   Delta     r    Elong. Phase    m1
Dec. 14     7 11.93   -24 57.6   1.054   1.810  125.3   26.4   16.2
     19     7 06.66   -25 42.9   1.084   1.853  127.2   25.0   16.4
     24     7 01.18   -26 10.3   1.118   1.896  128.8   23.8   16.5
     29     6 55.69   -26 20.6   1.155   1.939  130.0   22.8   16.7
Jan.  3     6 50.41   -26 15.0   1.195   1.983  130.9   22.0   16.9
      8     6 45.52   -25 54.9   1.239   2.027  131.2   21.4   17.0
     13     6 41.19   -25 22.3   1.288   2.072  131.2   20.9   17.2
     18     6 37.50   -24 39.3   1.340   2.116  130.6   20.7   17.4
     23     6 34.55   -23 47.7   1.396   2.161  129.7   20.5   17.6
     28     6 32.35   -22 49.5   1.455   2.206  128.3   20.5   17.8
Feb.  2     6 30.92   -21 46.4   1.519   2.251  126.6   20.6   17.9
      7     6 30.26   -20 40.1   1.587   2.295  124.6   20.7   18.1
     12     6 30.34   -19 32.1   1.658   2.340  122.4   20.9   18.3
     17     6 31.12   -18 23.7   1.732   2.385  120.0   21.0   18.5
     22     6 32.54   -17 15.8   1.810   2.430  117.5   21.2   18.6


1994 December 20               (6117)            Daniel W. E. Green

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