Very Active Region AR1429
March 2012

SEM2WEEK
There were several X-ray flares from area AR1429 over the two week period from March 2, 2012 to March 16. The five events labeled in blue and red above were followed by shocks in the solar wind at SOHO:
05 Mar 0230UT X1.1 => zone 4 shock 49 hours later on 07 Mar 2012 (DOY 067 0347 UT)
07 Mar 0002UT X5.4 => zone 4 shock 35 hours later on 08 Mar 2012 (DOY 068 1053 UT)
09 Mar 0322UT M6.3 => shock 57.5 hours later on 11 Mar 2012 (DOY 071 1252 UT)
10 Mar 1715UT M8.4 => zone 4 shock 35 hours later on 12 Mar 2012 (DOY 072 0845 UT)
13 Mar 1712UT M7.9 => zone 4 shock 43.5 hours later on 15 Mar 2012 (DOY 075 1242 UT)
The flares on March 7 and March 13, labeled in red, were associated with energetic particle events as shown in the SEM Channel 4 plot in the top panel above, and in the Proton Monitor background rate plot below. flare_2week

AR1429.html last modified on 3/18/12 at 3:49 PM by sel