SDO
17th September 2011, 01:10
http://1.bp.blogspot.com/-vePmP0wBcmE/TnPeiZHar0I/AAAAAAAAAHc/PdRM16I5SXs/s200/latest_512_HMIB.jpg (http://1.bp.blogspot.com/-vePmP0wBcmE/TnPeiZHar0I/AAAAAAAAAHc/PdRM16I5SXs/s1600/latest_512_HMIB.jpg)According to the drawings at the Solar Influences Data Analysis Center SIDC (http://sidc.oma.be/uset/index.php), September 16, 2011 had a sunspot number of 194. That's 74 spots and 12 groups. Looks good in the magnetic field from HMI as well. Still on track for a below average sunspot number for Solar Cycle 24, but we are seeing some good activity now.
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