------------------------------------------------------------------- THE ASTRONOMER Electronic Circular No 2103 2005 Apr 10 10.33UT Ed:Guy M Hurst, 16,Westminster Close, Kempshott Rise, Basingstoke, Hants, RG22 4PP,England.Telephone/FAX(01256)471074Int:+441256471074 INTERNET: GUY@TAHQ.DEMON.CO.UK GMH at AST.STAR.RL.AC.UK WORLD WIDE WEB http://www.theastronomer.org ------------------------------------------------------------------- COMET C/2005 G1 (LINEAR) Peter Birtwhistle, Great Shefford, England has reported confirmatory astrometric positions for this object detected by LINEAR on April 1 as follows: 2005 UT R.A. (2000) Decl. Mag. Apr. 1.39390 18 12 30.94 +46 18 37.3 19.1 Peter's astrometry (0.30-m f/6.3 Schmidt-Cassegrain telescope): 2005 04 03.00017 18 11 49.58 +46 43 21.4 EG023J95 2005 04 03.00616 18 11 49.40 +46 43 27.4 EG023J95 2005 04 03.01179 18 11 49.24 +46 43 32.5 18.8 N EG023J95 Subsequently the object has been reported by Hergenrother to show a coma of 9" diameter and a tail 11" in PA 180 from the analysis of images taken with the 1.54-m Kuiper reflector at Catalina. Orbital elements: T 2006 Feb. 28.488 TT MPC q 4.95320 (2000.0) P Q Peri. 114.021 -0.452137 -0.339584 Node 299.619 -0.150921 +0.940483 e 1.0 Incl. 108.424 +0.879087 -0.013195 >From 41 observations 2005 Mar. 22-Apr. 4. (MPEC G23) SUPERNOVA 2005bb IN UGC 8067 Discovery by LOSS of a possible supernova (IAUC 8504): SN 2005 UT R.A. (2000.0) Decl. Mag. Offset 2005bb Apr. 1.40 12 57 11.87 -01 42 17.4 19.8 4.1"W, 6.9"N SUPERNOVA 2005bc IN NGC 5698 Discovery by LOSS of a possible supernova (IAUC 8504): SN 2005 UT R.A. (2000.0) Decl. Mag. Offset 2005bc Apr. 2.44 14 37 15.05 +38 27 23.1 16.6 4.6"E, 7.5"N Guy M Hurst