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 15192
Detector 24h operating status: Last processed image: 0 hours and 21 minutes ago (2026-03-04 06:36 UTC) Last detected dimming: 0 hours and 20 minutes ago (2026-03-04 06:36 UTC) Overview for dimming #: 15192 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 #: 15192
time seq # total
intensity max
intensity median
intensity area size lat lon x,y in R☉ dist.
R☉ detection Img ID

2026-03-02 21:27:11 1 0.0 0.0 0.0 0.0 0 , 0.00 3688383

2026-03-02 21:30:11 2 0.0 0.0 0.0 0.0 0 , 0.00 3688388

2026-03-02 21:33:11 3 0.0 0.0 0.0 0.0 0 , 0.00 3688389

2026-03-02 21:36:11 4 -0.2 0.0 -96.6 0.0 2 25.9 20.3 0.32, 0.55 0.63 0.00 3688390

2026-03-02 21:39:35 5 -4.6 -42.5 -94.4 0.2 53 25.8 19.7 0.31, 0.55 0.63 1.69 3688391

2026-03-02 21:42:11 6 -6.2 -58.8 -98.4 0.3 70 25.7 19.6 0.31, 0.54 0.62 1.88 3688396

2026-03-02 21:45:11 7 -6.6 -54.8 -15.6 0.7 166 25.9 19.8 0.31, 0.55 0.63 0.00 3688397

2026-03-02 21:48:11 8 -9.9 -31.2 -17.7 1.7 391 26.8 20.1 0.31, 0.56 0.64 0.93 3688398

2026-03-02 21:51:35 9 -13.2 -38.4 -20.9 2.1 470 27.7 20.0 0.31, 0.57 0.65 0.00 3688399

2026-03-02 21:54:11 10 -17.4 -47.6 -23.0 2.4 544 27.6 20.0 0.31, 0.57 0.65 0.00 3688402

2026-03-02 21:57:11 11 -22.8 -57.0 -25.8 2.9 666 28.2 20.4 0.31, 0.58 0.66 0.00 3688403

2026-03-02 22:00:11 12 -26.9 -62.9 -25.3 3.6 815 29.1 21.0 0.32, 0.59 0.67 0.00 3688406

2026-03-02 22:03:35 13 -30.7 -71.4 -25.3 4.1 949 30.0 21.6 0.32, 0.61 0.69 0.00 3688407

2026-03-02 22:06:11 14 -32.9 -71.6 -24.6 4.7 1070 30.9 22.3 0.33, 0.62 0.70 0.00 3688410

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
2026-03-02 21:27:11	1	0.0	0.0	0.0	0.0	0			,		0.00	3688383
2026-03-02 21:30:11	2	0.0	0.0	0.0	0.0	0			,		0.00	3688388
2026-03-02 21:33:11	3	0.0	0.0	0.0	0.0	0			,		0.00	3688389
2026-03-02 21:36:11	4	-0.2	0.0	-96.6	0.0	2	25.9	20.3	0.32, 0.55	0.63	0.00	3688390
2026-03-02 21:39:35	5	-4.6	-42.5	-94.4	0.2	53	25.8	19.7	0.31, 0.55	0.63	1.69	3688391
2026-03-02 21:42:11	6	-6.2	-58.8	-98.4	0.3	70	25.7	19.6	0.31, 0.54	0.62	1.88	3688396
2026-03-02 21:45:11	7	-6.6	-54.8	-15.6	0.7	166	25.9	19.8	0.31, 0.55	0.63	0.00	3688397
2026-03-02 21:48:11	8	-9.9	-31.2	-17.7	1.7	391	26.8	20.1	0.31, 0.56	0.64	0.93	3688398
2026-03-02 21:51:35	9	-13.2	-38.4	-20.9	2.1	470	27.7	20.0	0.31, 0.57	0.65	0.00	3688399
2026-03-02 21:54:11	10	-17.4	-47.6	-23.0	2.4	544	27.6	20.0	0.31, 0.57	0.65	0.00	3688402
2026-03-02 21:57:11	11	-22.8	-57.0	-25.8	2.9	666	28.2	20.4	0.31, 0.58	0.66	0.00	3688403
2026-03-02 22:00:11	12	-26.9	-62.9	-25.3	3.6	815	29.1	21.0	0.32, 0.59	0.67	0.00	3688406
2026-03-02 22:03:35	13	-30.7	-71.4	-25.3	4.1	949	30.0	21.6	0.32, 0.61	0.69	0.00	3688407
2026-03-02 22:06:11	14	-32.9	-71.6	-24.6	4.7	1070	30.9	22.3	0.33, 0.62	0.70	0.00	3688410