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IAUC 3262: 1978j

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                                                  Circular No. 3262
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


PERIODIC COMET HANEDA-CAMPOS (1978j)
     The following precise positions have been reported:

     1978 UT             R. A. (1950) Decl.        m1    Observer
     Aug. 11.69722    20 41 14.87   -20 01 30.8   11     Verveer
     Sept. 3.25625    20 53 27.38   -30 23 00.4          Giclas
           4.16667    20 54 53.99   -30 53 39.1            "
           5.44556    20 57 05.40   -31 36 26.2   10     Herald

A. Verveer (Perth Observatory).  Prediscovery image with 25-cm-focus
   camera.  Comet diffuse with condensation, no tail.
H. L. Giclas (Lowell Observatory).  Measurer: M. L. Kantz.
D. Herald (Kambah, near Canberra).  Diffuse without condensation.

     The following elements, by the undersigned, are from 11
observatlons Aug. 11 to Sept. 5.  No approach to Jupiter is indicated
since 1950.

       T = 1978 Oct. 9.451 ET
   Peri. = 240.316                    e =   0.64152
   Node  = 131.700                    a =   3.06609 AU
   Incl. =   5.805                    n =   0.183581
       q =   1.09914 AU               P =   5.37 years

     1978 ET     R. A. (1950) Decl.     Delta     r      m1
     Sept.19    21 38.67    -39 27.0    0.175   1.131   10.3
          24    22 04.99    -41 59.0
          29    22 38.26    -43 51.3    0.158   1.108    9.9
     Oct.  4    23 17.66    -44 39.1
           9     0 00.46    -44 01.4    0.151   1.099    9.8
          14     0 42.61    -41 52.2
          19     1 20.42    -38 24.9    0.156   1.106    9.9
          24     1 52.00    -34 05.0
          29     2 17.21    -29 20.0    0.175   1.129   10.2
     Nov.  3     2 36.90    -24 31.3
           8     2 52.22    -19 53.0    0.207   1.165   10.7
          13     3 04.21    -15 33.0
          18     3 13.73    -11 34.7    0.253   1.213   11.4

     Total visual magnitude estimates: Sept. 7.31 UT, 10.4 (D.
Machholz, Los Gatos,  California, 25-cm reflector); 8.08, 10.4 (C. S.
Morris, Prospect Hill Observatory, 15-cm reflector).


1978 September 8               (3262)              Brian G. Marsden

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