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IAUC 3755: 1982 XB

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                                                  Circular No. 3755
Central Bureau for Astronomical Telegrams
INTERNATIONAL ASTRONOMICAL UNION
Postal Address: Central Bureau for Astronomical Telegrams
Smithsonian Astrophysical Observatory, Cambridge, MA 02138, U.S.A.
TWX 710-320-6842 ASTROGRAM CAM     Telephone 617-864-5758


1982 XB
     Positions of trail ends, measured by R. S. Dunbar from
exposures by E. Helin with the 0.46-m Schmidt telescope at Palomar:

           1982 UT             R.A.     (1950.0)     Decl.

           Dec. 16.10208       3 04 50.77      +30 04 21.7
                16.10903       3 04 54.67      +30 05 38.8
                16.34722       3 07 08.97      +30 50 12.6
                16.35417       3 07 13.25      +30 51 25.1
                17.10486       3 16 09.88      +33 15 52.7
                17.11181       3 16 14.81      +33 17 15.1
                17.25972       3 17 51.44      +33 46 41.9
                17.26389       3 17 54.12      +33 47 27.3

     Improved orbital elements by the undersigned:

          T = 1982 Dec. 23.803 ET
      Peri. =  16.346                    e =   0.45129
      Node  =  74.691   1950.0           a =   1.85289 AU
      Incl. =   3.920                    n =   0.390778
          q =   1.01670 AU               P =   2.52 years

     1982/83 ET  R.A. (1950.0) Decl.      p        r      Mag.

     Dec. 23     5 09.82    +52 08.3    0.038    1.017    14.1
          24     5 38.89    +54 25.0
          25     6 10.05    +56 08.7    0.039    1.017    14.2
          26     6 42.20    +57 16.9
          27     7 14.03    +57 50.3    0.042    1.017    14.4
          28     7 44.28    +57 52.7
          29     8 12.05    +57 29.8    0.045    1.018    14.7
          30     8 36.86    +56 47.8
          31     8 58.59    +55 52.7    0.049    1.020    14.9
     Jan.  1     9 17.40    +54 49.3
           2     9 33.59    +53 41.6    0.053    1.022    15.1
           3     9 47.48    +52 32.3
           4     9 59.40    +51 23.4    0.058    1.025    15.4
           5    10 09.64    +50 16.0
           6    10 18.47    +49 11.0    0.063    1.028    15.6
           7    10 26.09    +48 08.8
           8    10 32.69    +47 09.7    0.069    1.031    15.8
           9    10 38.42    +46 13.7
          10    10 43.39    +45 20.9    0.074    1.035    15.9


1982 December 22               (3755)              Brian G. Marsden

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