------------------------------------------------------------------- THE ASTRONOMER Electronic Circular No 976 1995 July 27 06.45UT Ed:Guy M Hurst, 16,Westminster Close, Kempshott Rise, Basingstoke, Hants, RG22 4PP,England. Telephone/FAX(0256)471074 Int:+44256471074 INTERNET: GUY@TAHQ.DEMON.CO.UK GMH at AST.STAR.RL.AC.UK WORLD WIDE WEB http://www.demon.co.uk/astronomer ------------------------------------------------------------------- COMET 1995 O1 Recent estimates: 1995 July 24.28UT, 10.6 (coma diameter 1.7', possible tail to north Charles Morris, USA):1995 July 25.24UT, 10.4 (coma diameter 3', R.Keen, USA) The following parabolic orbital elements, from 57 observations July 24-26, are highly uncertain: T = 1997 Jan. 26.83 TT Peri. = 131.06 Node = 285.82 2000.0 q = 0.8025 AU Incl. = 67.11 IAUC 6191 The following ephemeris has been calculated by G.Hurst using EPH.EXE by Nick James: m = -1.5 + 5.0 log R + 10.0 log r Date R.A. (2000) Dec. R r Elong Mag. Motion h m o ' (AU) (AU) o "/hr P.A. 1995 July 27.00 18 41.40 -32 4.4 5.749 6.675 153.8 10.5 23 281 28.00 18 40.70 -32 2.7 5.747 6.666 152.8 10.5 22 281 29.00 18 40.01 -32 0.9 5.745 6.657 151.8 10.5 22 282 30.00 18 39.33 -31 59.1 5.744 6.648 150.7 10.5 22 282 31.00 18 38.65 -31 57.3 5.743 6.640 149.7 10.5 22 282 1995 Aug 1.00 18 37.98 -31 55.4 5.743 6.631 148.6 10.5 22 283 2.00 18 37.32 -31 53.4 5.743 6.622 147.6 10.5 22 283 3.00 18 36.66 -31 51.4 5.742 6.613 146.6 10.5 21 284 4.00 18 36.01 -31 49.4 5.743 6.604 145.5 10.5 21 284 5.00 18 35.37 -31 47.3 5.743 6.595 144.5 10.5 21 284 6.00 18 34.74 -31 45.2 5.744 6.586 143.4 10.5 21 285 7.00 18 34.11 -31 43.1 5.745 6.578 142.4 10.5 21 285 8.00 18 33.50 -31 40.9 5.746 6.569 141.3 10.5 20 286 9.00 18 32.89 -31 38.7 5.748 6.560 140.3 10.5 20 286 10.00 18 32.29 -31 36.5 5.749 6.551 139.2 10.5 20 287 11.00 18 31.71 -31 34.2 5.751 6.542 138.2 10.5 20 287 12.00 18 31.13 -31 31.9 5.754 6.533 137.1 10.5 19 288 13.00 18 30.56 -31 29.5 5.756 6.524 136.1 10.4 19 288 14.00 18 30.00 -31 27.2 5.759 6.515 135.0 10.4 19 289 15.00 18 29.45 -31 24.8 5.762 6.506 134.0 10.4 18 289 16.00 18 28.92 -31 22.3 5.765 6.497 132.9 10.4 18 290 17.00 18 28.39 -31 19.9 5.768 6.488 131.9 10.4 18 290 18.00 18 27.87 -31 17.4 5.772 6.479 130.9 10.4 18 291 19.00 18 27.37 -31 14.9 5.776 6.471 129.8 10.4 17 292 20.00 18 26.87 -31 12.3 5.780 6.462 128.8 10.4 17 292 21.00 18 26.39 -31 9.8 5.784 6.453 127.7 10.4 17 293 22.00 18 25.92 -31 7.2 5.788 6.444 126.7 10.4 16 293 23.00 18 25.46 -31 4.6 5.793 6.435 125.6 10.4 16 294 24.00 18 25.01 -31 1.9 5.797 6.426 124.6 10.4 16 295 25.00 18 24.58 -30 59.3 5.802 6.417 123.6 10.4 15 296 26.00 18 24.15 -30 56.6 5.807 6.408 122.5 10.4 15 297 Guy M Hurst