The Meteor of August 11, 1878 By Professor Daniel Kirkwood. 1. Observations at Bloomington, Ind. - A few minutes after 10 o'clock* on Sunday evening, Aug. 11, 1878, Rev. John A. Bower of Bloomington, Ind., saw a brilliant meteor near the eastern horizon. Mr. B. had just taken a position facing an open...
Shortly after midnight, on August 11, 2007, a large fireball was witnessed throughout northern and central California by thousands of people. The fireball began to break up over the Sierra Nevada range, moving in a south easterly direction. Residents in the Pinecrest area described a terrifying...
High contrast processed 34 panel overlapping photomosaic to show dark volcanic regions (namely in Alphonsus crater). Captured with a 100mm refractor and vesta pro webcam. (Clear but bad seeing - images too poor to further process)
NGC 4139 (also IC 2989, MCG 0-31-30 and PGC 38213) is a magnitude +13.7 barred spiral galaxy located 257 million light-years away in the constellation Virgo. The galaxy was discovered by German astronomer Heinrich Louis d'Arrest using a 27.94 cm (11 inch) f/17.5 refractor at the Copenhagen Observ...
The 180 - 400 metre wide asteroid 2014 OY337 will make a close pass (70.2 lunar distances, 0.1804 AU), travelling at 12.30 km/second, to the Earth-Moon system on the 10th August 2014 @ 00:00 UT ±00:02. See moreThe Lunar Distance (LD), the distance between Earth and the Moon, equals 384,401 km, (or 0....
The 45 - 100 metre wide asteroid 2014 PQ58 will make a close pass (27.3 lunar distances, 0.0701 AU), travelling at 6.96 km/second, to the Earth-Moon system on the 10th August 2014 @ 14:43 UT ±00:46. See moreThe Lunar Distance (LD), the distance between Earth and the Moon, equals 384,401 km, (or 0.002...
The 57 - 130 metre wide asteroid 2013 RG74 will make a close pass (17.9 lunar distances, 0.0460 AU), travelling at 16.60 km/second, to the Earth-Moon system on the 21st September, 2013 @ 06:27 UT ±00:01. See moreThe Lunar Distance (LD), the distance between Earth and the Moon, equals 384,401 km, (or...
The 110 - 240 metre wide asteroid 2000 PN8 will make a close pass (31.1 lunar distances, 0.0799 AU), travelling at 12.78 km/second, to the Earth-Moon system on the 10th August 2014 @ 21:53 UT ±00:01. See more The Lunar Distance (LD), the distance between Earth and the Moon, equals 384,401 km, (or 0.00...
NGC 582 (also IRAS 01291+3313, MCG 5-4-65, UGC 1094 and PGC 5702) is a magnitude +13.2 barred spiral galaxy located 200 million light-years away in the constellation Triangulum. The cluster was discovered by German-Danish astronomer Heinrich Louis d'Arrest using a 27.94 cm (11 inch) f/17.5 Merz...
NGC 609 (also Collinder 16 and OCL 325) is a magnitude +11.0 open star cluster located 12,981 light-years away in the constellation Cassiopeia. The cluster was discovered by German-Danish astronomer Heinrich Louis d'Arrest using a 27.94 cm (11 inch) f/17.5 Merz-Refractor at the Copenhagen Obse...
NGC 2551 (also MCG 12-8-38, UGC 4362 and PGC 23608) is a magnitude +12.1 spiral galaxy located 108 million light-years away in the constellation Camelopardalis. The galaxy was discovered by German astronomer Ernst Wilhelm Leberecht Tempel using a 27.94 cm (11 inch) f/19 refractor at the Arcetri O...
NGC 6641 (also IRAS 18268+2252, MCG 4-43-35, UGC 11250 and PGC 61935) is a magnitude +13.4 spiral galaxy located 190 million light-years away in the constellation Hercules. The galaxy was discovered by American astronomer Truman Henry Safford using a 46.99 cm (18.5 inch) refractor at the Dearbo...
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