ison 10/5 close Mars 在獅子座 .不過亮度會多少等 ?? 7~8 等嗎?
c/2013 R1 10/5 在麒麟座 Mon 好像很暗
http://familystar.org.tw/index.php?option=com_smf&Itemid=45&topic=20513.0MORE
http://www.observatorij.org/cobs/Current comet magnitudes (September 5)
Comet Magnitude Trend Observable When visible
LINEAR (2012 V2) 9 fade 15 N to 75 S dawn
Borisov (2013 N4) 9 fade Poor elongation
Lemmon (2012 F6) 11 fade 65 N to 0 S all night
ISON (2012 S1) 11.5 bright 50 N to 0 S dawn => 有到 11等了嗎?
PanSTARRS (2011 L4) 12.5 fade 65 N to 10 S evening
LINEAR (2011 F1) 12 ? fade 15 N to 80 S best morning
LINEAR (2010 S1) 12.5 steady 65 N to 35 S best evening
McNaught (2013 J2) 12.5 fade 65 N to 55 S best evening
246P/NEAT 12.5 ? fade 25 N to 80 S best evening
LINEAR (2012 L2) 13 ? fade 45 S to 80 S dawn
LINEAR (2012 A2) 13 ? fade 65 N to 25 S best morning
29P/Schwassmann-Wachmann 13 ? varies 5 N to 70 S evening
102P/Shoemaker 13 ? steady 65 N to 40 S best morning
154P/Brewington 14 bright 55 N to 80 S midnight
2P/Encke 14 bright 65 N to 30 S best morning
Lovejoy (2013 R1) 14 bright 45 N to 60 S morning