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 14618
Detector 24h operating status: Last processed image: 0 hours and 17 minutes ago (2026-03-04 08:00 UTC) Last detected dimming: 0 hours and 50 minutes ago (2026-03-04 07:27 UTC) Overview for dimming #: 14618 back to overview Animations and graphs derotated original images ( non-derotated ) dimming intensity ( overlaid on HMI ) dimming mask base difference ( percentage ) running difference ( percentage )	more	more	more

Details for dimming #: 14618
time seq # total
intensity max
intensity median
intensity area size lat lon x,y in R☉ dist.
R☉ detection Img ID

2025-12-09 05:33:11 1 0.0 0.0 0.0 0.0 0 , 0.00 3610325

2025-12-09 05:36:11 2 0.0 0.0 0.0 0.0 0 , 1.00 3610326

2025-12-09 05:39:11 3 0.0 0.0 0.0 0.0 0 , 0.84 3610327

2025-12-09 05:42:11 4 0.0 0.0 0.0 0.0 0 , 0.00 3610328

2025-12-09 05:45:11 5 0.0 0.0 0.0 0.0 0 , 0.86 3610329

2025-12-09 05:48:11 6 0.0 0.0 0.0 0.0 0 , 3.56 3610330

2025-12-09 05:51:11 7 -0.2 -0.5 -12.4 0.0 13 28.3 18.0 0.28, 0.48 0.56 0.00 3610331

2025-12-09 05:54:11 8 -0.6 -2.6 -11.0 0.2 54 31.4 15.4 0.23, 0.53 0.58 0.00 3610332

2025-12-09 05:57:11 9 -1.0 -4.8 -11.3 0.3 81 29.9 16.7 0.25, 0.51 0.57 0.00 3610333

2025-12-09 06:00:11 10 -1.4 -5.8 -12.3 0.4 108 28.4 17.8 0.27, 0.48 0.56 0.91 3610334

2025-12-09 06:03:11 11 -1.4 -6.3 -12.8 0.4 102 28.3 17.8 0.27, 0.48 0.55 1.98 3610335

2025-12-09 06:06:11 12 -1.3 -5.3 -13.3 0.3 88 28.7 17.5 0.27, 0.49 0.56 0.00 3610336

2025-12-09 06:09:11 13 -1.5 -5.7 -13.1 0.4 99 28.6 17.6 0.27, 0.49 0.56 0.00 3610337

2025-12-09 06:12:11 14 -1.6 -5.9 -13.0 0.4 111 28.8 17.4 0.27, 0.49 0.56 0.00 3610338

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	area	size	lat	lon	x,y in R☉	dist. R☉	detection	Img ID
2025-12-09 05:33:11	1	0.0	0.0	0.0	0.0	0			,		0.00	3610325
2025-12-09 05:36:11	2	0.0	0.0	0.0	0.0	0			,		1.00	3610326
2025-12-09 05:39:11	3	0.0	0.0	0.0	0.0	0			,		0.84	3610327
2025-12-09 05:42:11	4	0.0	0.0	0.0	0.0	0			,		0.00	3610328
2025-12-09 05:45:11	5	0.0	0.0	0.0	0.0	0			,		0.86	3610329
2025-12-09 05:48:11	6	0.0	0.0	0.0	0.0	0			,		3.56	3610330
2025-12-09 05:51:11	7	-0.2	-0.5	-12.4	0.0	13	28.3	18.0	0.28, 0.48	0.56	0.00	3610331
2025-12-09 05:54:11	8	-0.6	-2.6	-11.0	0.2	54	31.4	15.4	0.23, 0.53	0.58	0.00	3610332
2025-12-09 05:57:11	9	-1.0	-4.8	-11.3	0.3	81	29.9	16.7	0.25, 0.51	0.57	0.00	3610333
2025-12-09 06:00:11	10	-1.4	-5.8	-12.3	0.4	108	28.4	17.8	0.27, 0.48	0.56	0.91	3610334
2025-12-09 06:03:11	11	-1.4	-6.3	-12.8	0.4	102	28.3	17.8	0.27, 0.48	0.55	1.98	3610335
2025-12-09 06:06:11	12	-1.3	-5.3	-13.3	0.3	88	28.7	17.5	0.27, 0.49	0.56	0.00	3610336
2025-12-09 06:09:11	13	-1.5	-5.7	-13.1	0.4	99	28.6	17.6	0.27, 0.49	0.56	0.00	3610337
2025-12-09 06:12:11	14	-1.6	-5.9	-13.0	0.4	111	28.8	17.4	0.27, 0.49	0.56	0.00	3610338