Monday, March 16, 2026

M-class flare and prominence activity

A major M2.8 X-class flare occurred today (16 March 2026) in active region 14392. The flare started at about 12:00 UT and peaked at 12:15 UT. Flare and an activation and eruption of small filament from nearby active region was observed by several GONG stations. See video of event as observed in the hydrogen H-alpha spectral line by GONG/Cerro Tololo, Chile. Unrelated to this event, a large solar prominence in East-South limb showed some interesting flows. Flaring region is shown at 2 minute cadence time lapse, and the prominence is at 3 minute cadence. Videos cover about 5 hours for flare (11:34 UT- 16:36 UT) and 6 hours for prominence (11:34 UT- 17:35 UT). Full disk images for these events can be accessed via GONG web site at  https://gong.nso.edu/.

 

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