* Discovery *
Malcolm Hartley (U. K. Schmidt Telescope Unit, Siding Spring, Australia) discovered this comet on 1986 March 15.59. He estimated the magnitude as 17-18 and added that a faint tail was evident. Further images were obtained on March 17.68 and 20.61, whereupon the comet was annnounced to the Central Bureau for Astronomical Telegrams. |
2010年07月20日