History of Active Region 12172    

Description of the Active Region and a summary of flaring activity:

DATE TYP AREA NSPOT ZMCINT MCLASS C M X TOTAL SMON
2014-09-19           1 0 0 1  
2014-09-20           3 0 0 3  
2014-09-21 A 30 1 Hrx α 2 0 0 2 Link
2014-09-22 A 320 10 Ekc βδ 2 0 0 2 Link
2014-09-23 A 430 11 Ekc β 2 1 0 5 Link
2014-09-24 A 570 17 Ekc βγ 2 0 0 2 Link
2014-09-25 A 440 16 Ekc βγ 2 0 0 2 Link
2014-09-26 A 450 29 Ekc βγ 3 0 0 3 Link
2014-09-27 A 500 55 Ekc βγ 1 0 0 1 Link
2014-09-28 A 460 40 Ekc βγ 0 0 0 0 Link
2014-09-29 A 490 56 Fkc βγ 0 0 0 0 Link
2014-09-30 A 510 28 Fhc βγ 0 0 0 0 Link
2014-10-01 A 320 14 Fkc βγ 0 0 0 0 Link
2014-10-02 A 200 13 Fao βγ 0 0 0 0 Link
2014-10-03 A 150 4 Eso β 7 0 0 7 Link
2014-10-04 A 10 1 Axx α 0 0 0 0 Link

The contents of the table and page are described here.

Follow the link of the first Date with details to see the page showing the location of the active region overplotted with flares for this date; you can step through subsequent dates using the arrows at the top.

Follow the Link in the right hand column to examine SolarMonitor images for each date. Use this [Pop-up] to go directly to the magnetic field data; click on the icons at the bottom to change wavelength.

Searches of the HELIO Heliohysics Event Catalogue (HEC) for the Active Region:

Plot of area

  Step to adjacent Active Region No.:      12171 <=   12172   => 12173

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