History of Active Region 12887    

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

DATE TYP AREA NSPOT ZMCINT MCLASS C M X TOTAL SMON
2021-10-21           0 0 0 18  
2021-10-22           0 0 0 5  
2021-10-23 A 150 7 Dao β 0 0 0 12 Link
2021-10-24 A 420 11 Dki β 0 0 0 4 Link
2021-10-25 A 440 14 Dki β 0 0 0 8 Link
2021-10-26 A 330 20 Dki βγ 1 0 0 2 Link
2021-10-27 A 370 20 Dhi β 12 0 0 15 Link
2021-10-28 A 250 26 Dhi βγ 5 2 1 8 Link
2021-10-29 A 320 28 Dkc βγ 2 0 0 5 Link
2021-10-30 A 250 22 Dhi βγ 3 0 0 10 Link
2021-10-31 A 210 13 Dso βγ 2 0 0 4 Link
2021-11-01 A 150 8 Cso β 0 0 0 0 Link
2021-11-02 A 160 5 Cso βγ 0 1 0 3 Link
2021-11-03 A 120 1 Hax α 1 0 0 5 Link
2021-11-04 A 40 2 Hsx 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.:      12886 <=   12887   => 12888

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