Solar Demon Dimming Detection (qlk)

Quick-look! running in real time on SDO/AIA 211 QLK data
3 minute cadence, typical delay 15 minutes
(detection version 1.00)

(view all Solar Demon detection tools)

Detector 24h operating status:

Last processed image:

0 hours and 19 minutes ago (2026-04-20 06:48 UTC)

Last detected dimming:
   12 hours and 36 minutes ago (2026-04-19 18:30 UTC)

Filters (location)
   All locations
   On-disc
   -- Off-disc
Filters (intensity)
   -- All intensities
   At least -100K
   At least -300K
   At least -900K
Filters (time)
   -- Last 7 days
   Last 14 days

Dimming 15450

Overview of dimmings

	intensity	start	peak	end	#	max drop	dist. R☉	count	flare
April, 2026
13	-72	18:48	18:51	19:18	15433	65	1.02	16
13	-66	18:18	18:18	18:42	15432	50	1.03	14
13	-132	14:18	14:18	15:06	15431	48	1.14	22	B2

The research leading to these results has received funding from the European Commission's Seventh Framework Programme (FP7/2007-2013) under the grant agreement nr. 263506 [AFFECTS], and grant agreement nr. 263252 [COMESEP]
Solar Demon is still under construction.
( Legal notices - SWSC (Volume 5, A18, 2015) research article:Solar Demon - an approach to detecting flares, dimmings, and EUV waves on SDO/AIA images )