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 (2026-09-16 16:09 UTC)

Last detected dimming:
   48 hours and 15 minutes ago (2026-09-14 16:15 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 16273

Overview of dimmings

	intensity	start	peak	end	#	max drop	lat	lon	dist. R☉	AR	count	flare
September, 2026
14	-64	15:48	15:48	16:15	16273	47			1.12		15
14	-275	10:03	10:33	11:36	16272	29	-15	26	0.56	AR 4528	37
13	-99	23:24	23:39	00:09	16271	35	-11	15	0.41	AR 4528	21
13	-623	18:06	19:21	21:27	16270	34	-10	12	0.36	AR 4528	73
12	-4	17:27	17:27	17:57	16269	7				AR 4528	16	B6
12	-13	05:27	05:27	06:00	16268	13	15	46	0.72	AR 4524	17
11	-66	22:42	23:21	23:48	16267	53	18	44	0.70	AR 4524	28	B2
11	-1	14:09	14:09	14:33	16266	0				AR 4528	14	B2
11	-135	02:24	02:27	03:06	16265	41	14	5	0.16	AR 4525	20	B1
11	-1	01:21	01:21	01:45	16264	0				AR 4527	14
10	0	20:42	20:45	21:27	16263	2				AR 4527	21
10	-4	17:48	17:48	18:12	16262	5				AR 4527	14	B1
10	-53	17:03	17:12	17:39	16261	48	18	13	0.30	AR 4530	18
10	-13	07:51	07:51	08:18	16260	9	16	74	0.96	AR 4521	15	B1
10	-7	00:39	00:39	01:03	16259	4	21	14	0.33	AR 4530	14	B4
9	-324	09:09	10:36	11:39	16258	226	16	2	0.17	AR 4530	56	C1
9	-1	07:42	07:42	08:06	16257	1				AR 4524	14
9	-18	04:48	05:06	05:42	16256	26	22	2	0.26	AR 4530	24	B1
9	-6	01:30	01:30	02:00	16255	13			1.09		16

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 )