AR12908 History

History of Active Region 12908

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

DATE	TYP	AREA	NSPOT	ZMCINT	MCLASS	C	M	X	TOTAL	SMON
2021-12-13						0	0	0	1
2021-12-14						0	0	0	0
2021-12-15						0	0	0	0
2021-12-16	A	300	6	Dko	β	0	0	0	0	Link
2021-12-17	A	210	10	Dao	β	1	0	0	1	Link
2021-12-18	A	270	18	Dki	βγ	0	0	0	3	Link
2021-12-19	A	270	15	Dki	βγ	0	0	0	1	Link
2021-12-20	A	240	13	Eai	β	3	1	0	4	Link
2021-12-21	A	100	10	Cai	β	4	0	0	4	Link
2021-12-22	A	100	18	Dsi	β	2	1	0	3	Link
2021-12-23	A	100	16	Dai	βγ	1	0	0	1	Link
2021-12-24	A	100	10	Cai	β	6	0	0	6	Link
2021-12-25	A	20	4	Cro	β	0	0	0	0	Link
2021-12-26	A	50	1	Hax	α	4	0	0	4	Link
2021-12-27						2	0	0	3

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:

NOAA Active Region Summaries for AR 12908 (List: noaa_active_region_summary)
SXR flares from AR 12908 with X-ray Class ≥C1.0 (List: gevloc_sxr_flare)
CMEs and Dimmings when AR 12908 was on the disk (Lists: cactus_all, sdemon_dimming)

Step to adjacent Active Region No.: 12907 <= 12908 => 12909

Created and maintained by UCL–MSSL

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