Circular No. 3376 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 COMET TORRES (1979e) Carlos Torres, National Observatory, University of Chile, reports the discovery of a comet as follows: 1979 UT R. A. (1950) Decl. m1 June 26.24860 19 49.1 -11 30 18 28.24964 19 47.1 -11 12 18 29.24304 19 46.2 -11 08 18 July 2.20345 19 42.7 -10 44 18 The comet is diffuse with condensation, nothing reported about a tail. COMET RUSSELL (1979d) The following precise positions have been reported: 1979 UT R. A. (1950) Decl. m1 Observer June 28.15211 14 28 35.91 - 0 33 30.5 17 Schwartz 29.50220 14 30 44.29 - 0 21 03.2 17 Pratt G. Schwartz (Harvard College Observatory, Agassiz Station). 155-cm reflector. Measurer: C.-Y. Shao. Comet diffuse with strong condensation. C. Pratt (Perth Observatory, Bickley). Comet diffuse without condensation. M. P. Candy, Perth Observatory, cables the following elliptical orbital elements, evidently based on the June 29 observation and the Siding Spring observations: T = 1979 May 30.055 ET Peri. = 2.21 a = 0.5695 Node = 229.64 1950.0 q = 1.6392 AU Incl. = 22.91 1979 ET R. A. (1950) Decl. Delta r m1 June 26 14 25.26 - 0 55.1 0.901 1.662 17.0 July 6 14 41.41 + 0 26.5 16 14 58.69 + 1 06.6 1.086 1.706 17.5 26 15 16.84 + 1 15.2 m1 = 15.0 + 5 log Delta + 10 log r 1979 July 3 (3376) Daniel W. E. Green
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