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主題: Asteroid 162082 (1998 HL1) 作者: peter 於 2019-10-27 09:42:53 https://www.skyandtelescope.com/astronomy-news/potentially-hazardous-asteroid-headed-telescope/
(https://s22380.pcdn.co/wp-content/uploads/PHA-Oct-25-UT.jpg) The object manages a respectable 13.1 magnitude on the evening of Thursday, October 24th, and will brighten to 12.3-12.5 by Saturday the 26th before fading back to 13.1 on October 28th. Ardent asteroid chasers can stick with 1998 HL1 through Halloween if they so desire, when it dims to magnitude 14.0. |