Sun Today

May 17, 2013

CME may impact the Earth and Spitzer 5/19/2013

16:16 UT – NASA SWRC simulations indicate that the leading edge of the CME will reach Spitzer at 2:56 UT 5/19/2013 and Earth at 11:59 UT 5/19/2013 (+- 7 hrs). Roughly estimated expected maximum Kp index is 5-6 (minor to moderate).
May 17, 2013

Wiggling Loops from 4 Flares – May 13 – 16, 2013

Wiggly Jiggly Loops by 4 flares from an evolving sunspot AR11748 showed us some exciting yet basically benign activity. A little image processing helps us really see certain aspects of the activity. Keep an eye out for wiggling loops set
May 14, 2013

AR11748 Releases Yet Another X Flare – X1.2

The active region that could, has again given us an X flare! That makes 4! 12:15 UT – The NASA GSFC Space Weather Research Center has estimated that the CME may give a glancing blow to Epoxi (~5/18/2013 06:00 UT) and