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IAUC 3195: N Ser 1978; 1978c; 1977k

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IAUC number 

                                                  Circular No. 3195
Central Bureau for Astronomical Telegrams
INTERNATIONAL ASTRONOMICAL UNION
Postal Address: Central Bureau for Astronomical Telegrams
Smithsonian Astrophysical Observatory, Cambridge, MA 02138, U.S.A.
Cable Address: SATELLITES, NEWYORK     Telex: 921428
Telephone: (617) 864-5758


NOVA SERPENTIS 1978
     The following photoelectric observations were made by P.
Bouchet and G. Adam, European Southern Observatory: Mar. 11.380 UT,
V = 9.0, B-V = +0.6, U-B = -0.4; 13.385, 9.5, +0.6, -0.5 (+/- 0.05).

     J. Mattei, AAVSO, provides the following magnitude estimates
by J. Morgan, Prescott, Arizona: Mar. 8.51 UT, ~ 8.6; 9.5, ~ 8.8;
10.51, 9.1; 13.52, 9.1; 14.53, 9.5.


COMET BRADFIELD (1978c)
     P. M. Kilmartin, Comet and Minor Planet Section, Royal Astronomical
Society of New Zealand, provides these precise positions:

     1978 UT             R. A. (1950) Decl.        Observer
     Feb.  6.64340    18 33 52.65   -48 44 43.5    Austin
           6.65382    18 33 57.01   -48 44 18.9      "
           7.65799    18 40 44.06   -48 03 36.2      "
           7.66424    18 40 46.87   -48 03 22.9      "
          11.62698    19 01 04.99   -44 59 13.4    Gilmore
          11.62941    19 07 05.91   -44 59 04.9      "

R. R. D. Austin (Mount John Observatory).  25-cm f/7 astrograph.
A. C. Gilmore (Carter Observatory).  41-cm reflector.

     Total visual magnitude estimates: Feb. 28.31 UT, 6.5 (V. F. de
Assis Neto, Sao Francisco de Oliveira, Brazil, 10 x 70 binoculars);
Mar. 4.50, 5.9 (P. Maley, San Antonio, Texas, 15-cm refractor;
correction to IAUC 3185); 5.50, 5.8 (Maley); 8.50, 5.5 (Maley, 13-cm
refractor); 8.53, ~ 5.8 (P. Collins, Tucson, Arizona, 11 x 80 binoculars);
9.50, 5.5 (Maley); 10.50, 5.4 (Maley); 11.50, 5.5 (Maley).


PERIODIC COMET AREND-RIGAUX (1977k)
     The following precise position was obtained by H. Kosai with
the 105-cm Schmidt telescope at Tokyo Astronomical Observatory's
Kiso Station.  Long. = -137o37'42".2, Lat. = +35o47'38".7, h = 1130 m.
There was a tail about 4' long in p.a. 70o.

     1978 UT             R. A. (1950) Decl.         m1
     Mar.  5.46819     4 39 08.95   +18 33 09.4    16


1978 March 15                  (3195)              Brian G. Marsden

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