THE ASTRONOMER Electronic Circular No 474 1991 Jan 8 22.58UT Ed:Guy M Hurst, 16,Westminster Close, Kempshott Rise, Basingstoke, Hants, RG22 4PP, England. Telephone: (0256)471074 Int:+44256471074 Telex: 94082518 Answerback: TAGUY Microlink: MAG60138 JANET:GMH @ UK.AC.CAM.ASTRONOMY.STARLINK GUYH@UK.AC.SUSSEX.CLUSTER TELECOM GOLD: 10074:MIK2885 PRESTEL 256471074 -------------------------------------------------------------------- COMET BREWINGTON (1991a) Howard J. Brewington reports his discovery of a comet, as indicated below: 1991 UT R.A. (1950) Decl. m1 Observer Jan. 7.18 0 05.9 - 6 17 9.8 Brewington 7.24 0 02.5 - 6 40 9.3 Hale H. J. Brewington (near Cloudcroft, NM). 0.41-m reflector. Object diffuse but strongly condensed. A. Hale (Kitt Peak, AZ). 0.20-m reflector. IAUC 5155 COMET ARAI (1991b) H. Kosai, National Astronomical Observatory of Japan, telexes the photographic discovery of a new comet by Masaru Arai, as shown below: 1991 UT R.A. (1950) Decl. m1 Observer Jan. 5.634 8 54.5 +12 10 12 Arai 6.61840 8 52 15.09 +14 17 17.2 " 6.62708 8 52 13.84 +14 18 28.3 " 7.50659 8 50 07.38 +16 14 47.0 10 McNaught 7.66690 8 49 42.75 +16 36 04.5 " M. Arai (Yorii). Measured by Kosai (assisted by G. Sasaki). The Jan. 5 film, taken with a 0.16-m reflector, is overexposed and the image is near the edge of the frame. The Jan. 6 exposures were taken with a 0.30-m hyperboloid astrocamera. Comet diffuse with central condensation. R. H. McNaught (Siding Spring). Uppsala Southern Schmidt telescope. Comet strongly condensed; 2' coma. IAUC 5157 UV PER Erratum On line 3 of the report on UV Per appearing in E472, the negative observation was made on 1990 Dec 30.971 and not 13.951UT. Guy M Hurst