------------------------------------------------------------------- THE ASTRONOMER Electronic Circular No 1118 1996 Aug 24 12.35UT 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.demon.co.uk/astronomer ------------------------------------------------------------------- COMET C/1996 Q1 (TABUR) The comet announced on E1116 has been designated as above. The following parabolic orbital elements by Brian Marsden are from 15 observations Aug. 21-23. There is uncertainty of several degrees towards the end of the ephemeris. T = 1996 Nov. 1.076 TT Peri. = 61.299 Node = 27.864 2000.0 q = 0.78087 AU Incl. = 77.469 IAUC 6460 (extract) The following ephemeris by Guy Hurst was derived using EPH.EXE by Nick James: m = 8.0 + 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. 1996 Aug 24.00 4 51.42 -7 53.8 1.216 1.472 82.1 10.1 83 48 25.00 4 53.10 -7 30.8 1.191 1.458 82.5 10.0 86 47 26.00 4 54.81 -7 6.9 1.166 1.444 82.8 9.9 88 46 27.00 4 56.55 -6 42.0 1.140 1.430 83.2 9.8 91 46 28.00 4 58.33 -6 16.0 1.114 1.417 83.5 9.7 94 45 29.00 5 0.15 -5 48.9 1.089 1.403 83.8 9.7 97 45 30.00 5 2.02 -5 20.6 1.063 1.389 84.1 9.6 101 44 31.00 5 3.95 -4 51.0 1.038 1.376 84.4 9.5 105 44 1996 Sept 1.00 5 5.92 -4 19.9 1.012 1.362 84.7 9.4 109 43 2.00 5 7.96 -3 47.3 0.987 1.348 85.0 9.3 114 43 3.00 5 10.06 -3 13.1 0.962 1.335 85.3 9.2 118 42 4.00 5 12.23 -2 37.1 0.936 1.321 85.5 9.1 124 42 5.00 5 14.48 -1 59.1 0.911 1.308 85.8 9.0 130 41 6.00 5 16.82 -1 19.0 0.886 1.294 86.0 8.9 136 41 7.00 5 19.25 -0 36.7 0.861 1.281 86.2 8.7 143 41 8.00 5 21.79 +0 8.2 0.836 1.267 86.4 8.6 150 40 9.00 5 24.44 +0 55.7 0.811 1.254 86.5 8.5 159 40 10.00 5 27.22 +1 46.2 0.786 1.241 86.7 8.4 168 39 11.00 5 30.14 +2 39.8 0.761 1.227 86.8 8.3 178 39 12.00 5 33.23 +3 37.0 0.737 1.214 86.8 8.2 189 39 13.00 5 36.48 +4 38.0 0.713 1.201 86.9 8.1 201 39 14.00 5 39.94 +5 43.1 0.689 1.188 86.9 7.9 214 38 15.00 5 43.61 +6 52.8 0.665 1.175 86.9 7.8 228 38 16.00 5 47.53 +8 7.4 0.642 1.162 86.8 7.7 244 38 17.00 5 51.74 +9 27.4 0.619 1.149 86.6 7.6 261 38 18.00 5 56.26 +10 53.2 0.597 1.136 86.4 7.4 280 38 19.00 6 1.14 +12 25.3 0.575 1.124 86.2 7.3 301 38 20.00 6 6.43 +14 4.3 0.554 1.111 85.8 7.2 324 38 21.00 6 12.19 +15 50.6 0.533 1.098 85.4 7.0 349 38 22.00 6 18.48 +17 44.6 0.513 1.086 84.9 6.9 376 39 23.00 6 25.40 +19 46.7 0.494 1.074 84.3 6.8 405 39 24.00 6 33.02 +21 57.2 0.476 1.061 83.6 6.6 435 40 25.00 6 41.46 +24 16.2 0.459 1.049 82.8 6.5 468 40 26.00 6 50.85 +26 43.3 0.444 1.037 81.9 6.4 501 41 27.00 7 1.34 +29 18.0 0.429 1.026 80.9 6.3 534 42 28.00 7 13.08 +31 59.2 0.417 1.014 79.7 6.2 567 44 29.00 7 26.27 +34 45.2 0.406 1.002 78.4 6.1 599 46 30.00 7 41.10 +37 33.4 0.396 0.991 77.1 6.0 627 48 Guy M Hurst