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IAUC 4297: 1987a; Corrs

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                                                  Circular No. 4297
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 617-495-7244/7440/7444


COMET LEVY (1987a)
     Further accurate positions have been reported:

   1987 UT             R.A.  (1950)   Decl.       m1    Observer
   Jan.  8.83519    17 15 37.71    + 9 25 32.2    12    Kakei
         8.85902    17 15 36.66    + 9 25 00.0    13    Mori
         9.84410    17 14 42.22    + 9 06 57.7    12    Kakei
         9.85488    17 14 41.23    + 9 06 44.6    11    Hayakawa
         9.85764    17 14 41.07    + 9 06 42.7          Seki
        10.84864    17 13 45.84    + 8 48 19.1    11    Mori
        10.85197    17 13 45.62    + 8 48 16.9    12    Kakei
        10.85602    17 13 45.18    + 8 48 16.7          Hioki
        10.86042    17 13 45.08    + 8 48 10.5          Seki
        10.86458    17 13 44.39    + 8 48 01.4          Mori
        12.54896    17 12 09.75    + 8 16 47.0          Bus

Bus, S. J. (Lowell Observatory, Anderson Mesa Station).  0.33-m
   photographic telescope.  Measured by E. Bowell.
Hioki, T. (Okutama Observatory).  0.26-m f/6.3 reflector.  Measured
   by N. Kawasato.  Long. = 139.08, 10E7 Delta_xy = -346, 10E7 Delta-Z = -248.
Kakei, W. (Nihondaira Observatory on Jan. 8, 9, replacing
   semiaccurate positions on IAUC 4296; JCPM Yakiimo Station on Jan.
   10).  0.13-m hyperboloid astrocamera.  Measured by T. Urata.
Mori, H., and S. Hayakawa (YGCO Hoshikawa and Nagano Stations).
   0.20-m f/4.0 hyperboloid astrocamera and 0.16-m f/3.8 Wright
   Schmidt, respectively.
Seki, T. (Geisei).  From Yamamoto Circular No. 2076.
     Total visual magnitude estimates (L = reflector):  Jan. 8.87
UT, 10.5 (J. Kobayashi, Kumamoto, Japan, 0.31-m L); 9.5, 11.3 (D.
Levy, Tucson, AZ, 0.4-m L); 10.5, 11.0 (Levy; tail about 15' toward the
NW); 11.54, 10.9 (A. Hale, Las Cruces, NM, 0.20-m L); 11.56, 10.5
(C. S. Morris, Little Rock, CA, 0.26-m L); 12.27, 11.2 (G. Keitch
and A. Pearce, Wrington, England, 0.29-m L); 12.5, 11.1 (Levy).


CORRIGENDA
IAUC 4280, 1986 WA.  In the Mag. column with the observations, the
   Nov. 4.158 value should be indicated as V (the others being
   basically B); the ephemeris magnitudes are also V.
IAUC 4285, Comet Wilson (1986l), line 3.  For  28.31  read  28.06.


1987 January 15                (4297)            Daniel W. E. Green

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