------------------------------------------------------------------- THE ASTRONOMER Electronic Circular No 2253 2006 Aug 08 18.38UT 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 Backup: gmh@wdcc1.bnsc.rl.ac.uk WORLD WIDE WEB http://www.theastronomer.org ------------------------------------------------------------------- COMET 177P/BARNARD This designation (see TA E-Circular 2251) relates to the comet for which an ephemeris appeared on TA E-Circular 2242 under the original name of Comet P/2006 M3 (Barnard). The comet is running about 5-6 magnitudes brighter than indicated previously according to numerous results reported to TA and which appear in the August issue. Updated orbital elements and ephemeris (adjusted with new magnitudes): T 2006 Aug 28.6884 TT w 60.46082 ) e 0.95439710 O 272.06643 ) 2000.0 q 1.1072150 A.U. i 31.21748 ) Source: MPEC 2006-N16 Positions are geocentric m = 10.0 + 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. 2006 Aug 8.00 16 51.97 +37 15.8 0.417 1.155 99.0 8.7 168 359 9.00 16 51.88 +38 22.1 0.421 1.151 98.0 8.7 164 359 10.00 16 51.85 +39 26.8 0.425 1.147 97.1 8.7 160 360 11.00 16 51.87 +40 29.7 0.430 1.143 96.1 8.7 156 0 12.00 16 51.94 +41 31.1 0.434 1.139 95.3 8.8 152 1 13.00 16 52.07 +42 30.9 0.439 1.135 94.5 8.8 148 2 14.00 16 52.25 +43 29.2 0.444 1.132 93.7 8.8 144 2 15.00 16 52.48 +44 26.0 0.448 1.129 92.9 8.8 141 3 16.00 16 52.77 +45 21.3 0.453 1.126 92.3 8.8 137 3 17.00 16 53.12 +46 15.3 0.458 1.123 91.6 8.8 134 4 18.00 16 53.52 +47 8.0 0.462 1.120 91.0 8.8 131 5 19.00 16 53.97 +47 59.4 0.467 1.118 90.4 8.8 128 5 20.00 16 54.49 +48 49.5 0.472 1.116 89.9 8.8 125 6 21.00 16 55.06 +49 38.4 0.477 1.114 89.4 8.9 122 7 22.00 16 55.69 +50 26.2 0.482 1.112 89.0 8.9 119 8 23.00 16 56.39 +51 12.9 0.486 1.111 88.5 8.9 117 8 24.00 16 57.14 +51 58.5 0.491 1.110 88.2 8.9 114 9 25.00 16 57.96 +52 43.1 0.496 1.109 87.8 8.9 112 10 26.00 16 58.85 +53 26.7 0.500 1.108 87.5 8.9 110 11 27.00 16 59.80 +54 9.3 0.505 1.108 87.2 9.0 108 12 28.00 17 0.82 +54 51.0 0.510 1.107 87.0 9.0 106 12 29.00 17 1.91 +55 31.9 0.514 1.107 86.8 9.0 104 13 30.00 17 3.08 +56 11.9 0.519 1.107 86.6 9.0 102 14 31.00 17 4.32 +56 51.1 0.523 1.108 86.4 9.0 101 15 Guy M Hurst