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 21 minutes ago (2026-09-06 01:57 UTC)

Last detected dimming:
   4 hours and 33 minutes ago (2026-09-05 21:45 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 16243

Overview of dimmings

	intensity	start	peak	end	#	max drop	lat	lon	dist. R☉	AR	count	flare
September, 2026
5	-108	19:06	19:09	19:48	16242	46	3	-38	0.62	AR 4524	20
5	-127	17:51	17:57	18:48	16241	179	2	-48	0.76	AR 4524	25	C5
5	-311	15:15	15:27	16:51	16240	189			1.07		38	C7
5	-292	05:18	05:45	06:27	16238	96	-13	-19	0.47	AR 4523	29
August, 2026
26	-141	21:21	21:48	22:36	16212	29	-4	20	0.40	AR 4513	31	C4
26	-402	14:48	15:39	16:51	16210	20	21	-53	0.81		47
26	-133	06:42	06:42	07:21	16205	187	0	0	0.13	AR 4515	19	C8
26	-211	02:03	02:48	04:09	16203	70	-4	3	0.20	AR 4513	48
25	-102	16:12	16:15	17:54	16202	8				AR 4513	37
25	-1,328	09:51	10:09	15:12	16201	703	-1	-11	0.24	AR 4513	113	M4
25	-514	03:39	07:12	08:42	16200	51	-6	-11	0.30	AR 4515	107	C2
24	-363	19:12	19:36	20:30	16194	182	-3	-18	0.36	AR 4513	32	C7
23	-245	19:42	19:42	21:33	16182	54	13	-29	0.50	AR 4513	39	C1
23	-165	06:39	06:42	07:45	16177	178	-1	-40	0.66	AR 4515	28	C2

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 )