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)

	Overview of dimming 16273
Detector 24h operating status: Last processed image: 0 hours and 16 minutes ago (2026-09-16 16:36 UTC) Last detected dimming: 48 hours and 37 minutes ago (2026-09-14 16:15 UTC) Overview for dimming #: 16273 back to overview Animations and graphs derotated original images ( non-derotated ) dimming intensity dimming mask base difference ( percentage ) running difference ( percentage )	more	more	more

Details for dimming #: 16273
time seq # total
intensity max
intensity median
intensity area size lat lon x,y in R☉ dist.
R☉ detection Img ID

2026-09-14 15:33:11 1 0.0 0.0 0.0 0.0 0 , 0.00 3878317

2026-09-14 15:36:11 2 0.0 0.0 0.0 0.0 0 , 0.00 3878318

2026-09-14 15:39:11 3 -2.3 -7.0 -6.9 0.0 336 0.99, 0.53 1.12 0.00 3878321

2026-09-14 15:42:11 4 -7.5 -9.2 -7.1 0.0 1023 0.98, 0.52 1.11 0.00 3878322

2026-09-14 15:45:11 5 -15.9 -11.4 -7.8 0.0 1953 0.99, 0.53 1.12 0.00 3878325

2026-09-14 15:48:11 6 -23.3 -13.4 -8.5 0.0 2651 0.98, 0.54 1.12 0.92 3878326

2026-09-14 15:51:11 7 -31.2 -14.6 -8.9 0.0 3381 0.99, 0.54 1.13 0.87 3878329

2026-09-14 15:54:11 8 -37.3 -15.4 -9.1 0.0 3960 0.98, 0.55 1.12 0.00 3878330

2026-09-14 15:57:11 9 -43.2 -15.5 -9.3 0.0 4445 0.98, 0.56 1.13 0.00 3878333

2026-09-14 16:00:11 10 -49.0 -16.7 -9.2 0.0 5025 0.99, 0.56 1.13 0.00 3878334

2026-09-14 16:03:11 11 -52.3 -17.5 -9.3 0.0 5287 0.98, 0.57 1.13 0.00 3878337

2026-09-14 16:06:11 12 -55.6 -18.0 -9.2 0.0 5558 0.98, 0.57 1.14 0.00 3878338

2026-09-14 16:09:11 13 -58.4 -18.5 -9.2 0.0 5811 0.98, 0.57 1.14 0.00 3878341

2026-09-14 16:12:11 14 -61.6 -18.2 -9.3 0.0 6124 0.98, 0.57 1.14 0.00 3878342

2026-09-14 16:15:11 15 -63.8 -18.1 -9.3 0.0 6333 0.98, 0.57 1.14 0.00 3878345

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 )

time	seq #	total intensity	max intensity	median intensity	size	x,y in R☉	dist. R☉	detection	Img ID
2026-09-14 15:33:11	1	0.0	0.0	0.0	0	,		0.00	3878317
2026-09-14 15:36:11	2	0.0	0.0	0.0	0	,		0.00	3878318
2026-09-14 15:39:11	3	-2.3	-7.0	-6.9	336	0.99, 0.53	1.12	0.00	3878321
2026-09-14 15:42:11	4	-7.5	-9.2	-7.1	1023	0.98, 0.52	1.11	0.00	3878322
2026-09-14 15:45:11	5	-15.9	-11.4	-7.8	1953	0.99, 0.53	1.12	0.00	3878325
2026-09-14 15:48:11	6	-23.3	-13.4	-8.5	2651	0.98, 0.54	1.12	0.92	3878326
2026-09-14 15:51:11	7	-31.2	-14.6	-8.9	3381	0.99, 0.54	1.13	0.87	3878329
2026-09-14 15:54:11	8	-37.3	-15.4	-9.1	3960	0.98, 0.55	1.12	0.00	3878330
2026-09-14 15:57:11	9	-43.2	-15.5	-9.3	4445	0.98, 0.56	1.13	0.00	3878333
2026-09-14 16:00:11	10	-49.0	-16.7	-9.2	5025	0.99, 0.56	1.13	0.00	3878334
2026-09-14 16:03:11	11	-52.3	-17.5	-9.3	5287	0.98, 0.57	1.13	0.00	3878337
2026-09-14 16:06:11	12	-55.6	-18.0	-9.2	5558	0.98, 0.57	1.14	0.00	3878338
2026-09-14 16:09:11	13	-58.4	-18.5	-9.2	5811	0.98, 0.57	1.14	0.00	3878341
2026-09-14 16:12:11	14	-61.6	-18.2	-9.3	6124	0.98, 0.57	1.14	0.00	3878342
2026-09-14 16:15:11	15	-63.8	-18.1	-9.3	6333	0.98, 0.57	1.14	0.00	3878345