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 15331
Detector 24h operating status: Last processed image: 84 hours and 6 minutes ago (2026-04-02 05:18 UTC) Last detected dimming: 84 hours and 6 minutes ago (2026-04-02 05:18 UTC) Overview for dimming #: 15331 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 #: 15331
time seq # total
intensity max
intensity median
intensity area size lat lon x,y in R☉ dist.
R☉ detection Img ID

2026-03-31 10:24:11 1 0.0 0.0 0.0 0.0 0 , 0.00 3714514

2026-03-31 10:27:35 2 0.0 0.0 0.0 0.0 0 , 0.00 3714515

2026-03-31 10:30:11 3 0.0 0.0 0.0 0.0 0 , 0.00 3714518

2026-03-31 10:33:11 4 -2.8 -11.3 -11.5 1.0 237 , 0.00 3714519

2026-03-31 10:36:11 5 -14.3 -18.7 -10.7 5.2 1129 32.4 10.6 0.16, 0.64 0.65 0.00 3714520

2026-03-31 10:39:11 6 -20.3 -21.0 -10.2 7.5 1632 32.6 10.6 0.16, 0.64 0.66 12.26 3714521

2026-03-31 10:42:11 7 -36.5 -19.6 -10.1 14.4 3198 36.0 8.4 0.12, 0.68 0.69 22.73 3714526

2026-03-31 10:45:11 8 -58.5 -25.7 -11.0 20.6 4593 36.0 1.9 0.03, 0.69 0.69 9.41 3714527

2026-03-31 10:48:11 9 -78.6 -32.9 -11.5 26.4 5839 35.2 -0.1 0.00, 0.67 0.67 20.29 3714528

2026-03-31 10:51:11 10 -93.5 -37.1 -12.5 29.6 6483 34.2 -0.8 -0.01, 0.66 0.66 17.84 3714529

2026-03-31 10:54:11 11 -107.2 -39.0 -12.8 33.8 7290 33.3 -0.1 0.00, 0.65 0.65 17.00 3714530

2026-03-31 10:57:11 12 -118.1 -37.6 -12.8 36.6 7872 32.3 0.7 0.01, 0.64 0.64 17.63 3714531

2026-03-31 11:00:11 13 -129.0 -34.0 -12.9 40.5 8659 31.5 1.9 0.03, 0.62 0.63 11.40 3714532

2026-03-31 11:03:11 14 -135.5 -30.5 -12.9 42.2 9070 31.0 2.7 0.04, 0.62 0.62 16.17 3714533

2026-03-31 11:06:11 15 -138.8 -29.1 -13.0 43.9 9463 31.4 2.8 0.04, 0.62 0.62 4.87 3714548

2026-03-31 11:09:11 16 -136.3 -28.2 -13.3 43.2 9324 31.4 2.2 0.03, 0.62 0.62 1.91 3714549

2026-03-31 11:12:11 17 -139.9 -32.5 -13.7 43.4 9367 29.3 1.4 0.02, 0.59 0.59 9.85 3714550

2026-03-31 11:15:11 18 -143.3 -33.2 -13.8 42.6 9284 28.1 1.2 0.02, 0.58 0.58 8.81 3714551

2026-03-31 11:18:11 19 -146.2 -33.9 -13.9 42.8 9319 28.2 1.0 0.02, 0.58 0.58 1.08 3714552

2026-03-31 11:21:11 20 -147.4 -33.8 -14.1 41.9 9201 28.3 1.5 0.02, 0.58 0.58 0.00 3714553

2026-03-31 11:24:11 21 -152.4 -47.8 -14.1 42.3 9308 27.6 1.4 0.02, 0.57 0.57 1.19 3714554

2026-03-31 11:27:11 22 -156.0 -46.2 -14.3 43.3 9460 27.8 1.3 0.02, 0.57 0.57 0.85 3714555

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
2026-03-31 10:24:11	1	0.0	0.0	0.0	0.0	0			,		0.00	3714514
2026-03-31 10:27:35	2	0.0	0.0	0.0	0.0	0			,		0.00	3714515
2026-03-31 10:30:11	3	0.0	0.0	0.0	0.0	0			,		0.00	3714518
2026-03-31 10:33:11	4	-2.8	-11.3	-11.5	1.0	237			,		0.00	3714519
2026-03-31 10:36:11	5	-14.3	-18.7	-10.7	5.2	1129	32.4	10.6	0.16, 0.64	0.65	0.00	3714520
2026-03-31 10:39:11	6	-20.3	-21.0	-10.2	7.5	1632	32.6	10.6	0.16, 0.64	0.66	12.26	3714521
2026-03-31 10:42:11	7	-36.5	-19.6	-10.1	14.4	3198	36.0	8.4	0.12, 0.68	0.69	22.73	3714526
2026-03-31 10:45:11	8	-58.5	-25.7	-11.0	20.6	4593	36.0	1.9	0.03, 0.69	0.69	9.41	3714527
2026-03-31 10:48:11	9	-78.6	-32.9	-11.5	26.4	5839	35.2	-0.1	0.00, 0.67	0.67	20.29	3714528
2026-03-31 10:51:11	10	-93.5	-37.1	-12.5	29.6	6483	34.2	-0.8	-0.01, 0.66	0.66	17.84	3714529
2026-03-31 10:54:11	11	-107.2	-39.0	-12.8	33.8	7290	33.3	-0.1	0.00, 0.65	0.65	17.00	3714530
2026-03-31 10:57:11	12	-118.1	-37.6	-12.8	36.6	7872	32.3	0.7	0.01, 0.64	0.64	17.63	3714531
2026-03-31 11:00:11	13	-129.0	-34.0	-12.9	40.5	8659	31.5	1.9	0.03, 0.62	0.63	11.40	3714532
2026-03-31 11:03:11	14	-135.5	-30.5	-12.9	42.2	9070	31.0	2.7	0.04, 0.62	0.62	16.17	3714533
2026-03-31 11:06:11	15	-138.8	-29.1	-13.0	43.9	9463	31.4	2.8	0.04, 0.62	0.62	4.87	3714548
2026-03-31 11:09:11	16	-136.3	-28.2	-13.3	43.2	9324	31.4	2.2	0.03, 0.62	0.62	1.91	3714549
2026-03-31 11:12:11	17	-139.9	-32.5	-13.7	43.4	9367	29.3	1.4	0.02, 0.59	0.59	9.85	3714550
2026-03-31 11:15:11	18	-143.3	-33.2	-13.8	42.6	9284	28.1	1.2	0.02, 0.58	0.58	8.81	3714551
2026-03-31 11:18:11	19	-146.2	-33.9	-13.9	42.8	9319	28.2	1.0	0.02, 0.58	0.58	1.08	3714552
2026-03-31 11:21:11	20	-147.4	-33.8	-14.1	41.9	9201	28.3	1.5	0.02, 0.58	0.58	0.00	3714553
2026-03-31 11:24:11	21	-152.4	-47.8	-14.1	42.3	9308	27.6	1.4	0.02, 0.57	0.57	1.19	3714554
2026-03-31 11:27:11	22	-156.0	-46.2	-14.3	43.3	9460	27.8	1.3	0.02, 0.57	0.57	0.85	3714555