Summary Data for 2018 July’s Comets Summary Data for 2018 July’s Comets. 2018년 7월 관측할만한 혜성들. http://cfile7.uf.tistory.com/original/99F303445B3E219A2536A5 염범석. Bum-Suk Yeom. Credit: Bum-Suk Yeom, http://cometchasing.skyhound.com. cf. Comet PanSTARRS (C/2017 S3), which had been chillin' at magnitude 12.5, experienced an outburst some time on June 30th, rocketing to magnitude ~9.5 overnight. It brightened rapidly. Now it is very brig.. 2018. 7. 5. 이전 1 다음