@S1-A.ARPA,@MIT-MC.ARPA:koolish@bbncd2 (08/23/85)
From: Dick Koolish <koolish@bbncd2.arpa> P/Halley 0h UT RA (2000) DEC MAG ----- --------- --- --- Sept 1 6h 11.52m +19d 20.4m 12.7 Sept 6 6 13.30 +19 25.1 12.5 Sept 11 6 14.71 +19 30.1 12.1 Sept 16 6 15.64 +19 35.9 12.0 Sept 21 6 16.00 +19 42.5 11.7 Sept 26 6 15.65 +19 50.4 11.4 Oct 1 6 14.44 +19 59.7 11.1 P/Giacobini-Zinner 0h UT RA (2000) DEC MAG ----- --------- --- --- Sept 1 5h 10.6m +37d 45m 8.0 Sept 6 5 34.4 +30 56 8.1 Sept 11 5 54.8 +23 52 8.2 Sept 16 6 12.2 +16 53 8.2 Sept 21 6 27.2 +10 11 8.4 Sept 26 6 40.1 + 3 56 8.5 Oct 1 6 51.3 - 1 49 8.7 At Stellafane last weekend, Halley was seen by a number of observers using 24 inch telescopes. On September 14th, Halley and Giacobini-Zinner will pass within 2 degrees of each other. Closest approach is at 18:00 UT. On the morning of the 14th, they will be 2.1 degrees apart and 2.3 degrees on the morning of the 15th. At 07:35 UT (3:35 AM EST) on September 4th, Giacobini-Zinner will occult the 6th magnitude star SAO 58030 in Auriga. Complete details in September Sky & Telescope, page 223.