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 15272
Detector 24h operating status: Last processed image: 0 hours and 21 minutes ago (2026-03-30 07:51 UTC) Last detected dimming: 0 hours and 27 minutes ago (2026-03-30 07:45 UTC) Overview for dimming #: 15272 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 #: 15272
time seq # total
intensity max
intensity median
intensity area size lat lon x,y in R☉ dist.
R☉ detection Img ID

2026-03-24 15:39:11 1 0.0 0.0 0.0 0.0 0 , 0.00 3708192

2026-03-24 15:42:11 2 0.0 0.0 0.0 0.0 0 , 0.00 3708197

2026-03-24 15:45:11 3 0.0 0.0 0.0 0.0 0 , 0.00 3708198

2026-03-24 15:48:11 4 -1.8 -6.5 -11.7 0.4 117 -11.8 15.5 0.26, -0.09 0.28 0.00 3708203

2026-03-24 15:51:11 5 -6.3 -12.1 -12.9 1.2 363 -13.8 13.9 0.24, -0.13 0.27 1.76 3708204

2026-03-24 15:54:11 6 -10.2 -17.8 -14.9 1.7 520 -12.8 14.8 0.25, -0.11 0.27 1.85 3708205

2026-03-24 15:57:11 7 -16.3 -24.0 -16.1 2.5 784 -13.4 14.4 0.24, -0.12 0.27 1.29 3708206

2026-03-24 16:00:11 8 -22.0 -34.8 -16.3 3.3 1016 -13.3 14.5 0.25, -0.12 0.27 0.00 3708209

2026-03-24 16:03:11 9 -27.5 -39.3 -16.5 4.0 1231 -13.3 14.7 0.25, -0.12 0.28 0.00 3708210

2026-03-24 16:06:11 10 -31.1 -40.8 -16.6 4.4 1362 -13.0 15.0 0.26, -0.11 0.28 0.00 3708213

2026-03-24 16:09:11 11 -34.6 -42.0 -17.8 4.7 1444 -12.6 15.4 0.26, -0.10 0.28 0.00 3708214

2026-03-24 16:12:11 12 -35.3 -45.7 -17.8 4.6 1434 -12.4 15.7 0.27, -0.10 0.29 0.00 3708215

2026-03-24 16:15:11 13 -38.5 -53.1 -18.1 4.8 1483 -12.1 16.0 0.27, -0.10 0.29 0.00 3708216

2026-03-24 16:18:11 14 -39.6 -55.0 -18.2 4.9 1523 -11.9 16.2 0.28, -0.09 0.29 0.00 3708217

2026-03-24 16:21:11 15 -40.7 -58.3 -18.2 5.0 1535 -11.7 16.4 0.28, -0.09 0.29 0.00 3708221

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
2026-03-24 15:39:11	1	0.0	0.0	0.0	0.0	0			,		0.00	3708192
2026-03-24 15:42:11	2	0.0	0.0	0.0	0.0	0			,		0.00	3708197
2026-03-24 15:45:11	3	0.0	0.0	0.0	0.0	0			,		0.00	3708198
2026-03-24 15:48:11	4	-1.8	-6.5	-11.7	0.4	117	-11.8	15.5	0.26, -0.09	0.28	0.00	3708203
2026-03-24 15:51:11	5	-6.3	-12.1	-12.9	1.2	363	-13.8	13.9	0.24, -0.13	0.27	1.76	3708204
2026-03-24 15:54:11	6	-10.2	-17.8	-14.9	1.7	520	-12.8	14.8	0.25, -0.11	0.27	1.85	3708205
2026-03-24 15:57:11	7	-16.3	-24.0	-16.1	2.5	784	-13.4	14.4	0.24, -0.12	0.27	1.29	3708206
2026-03-24 16:00:11	8	-22.0	-34.8	-16.3	3.3	1016	-13.3	14.5	0.25, -0.12	0.27	0.00	3708209
2026-03-24 16:03:11	9	-27.5	-39.3	-16.5	4.0	1231	-13.3	14.7	0.25, -0.12	0.28	0.00	3708210
2026-03-24 16:06:11	10	-31.1	-40.8	-16.6	4.4	1362	-13.0	15.0	0.26, -0.11	0.28	0.00	3708213
2026-03-24 16:09:11	11	-34.6	-42.0	-17.8	4.7	1444	-12.6	15.4	0.26, -0.10	0.28	0.00	3708214
2026-03-24 16:12:11	12	-35.3	-45.7	-17.8	4.6	1434	-12.4	15.7	0.27, -0.10	0.29	0.00	3708215
2026-03-24 16:15:11	13	-38.5	-53.1	-18.1	4.8	1483	-12.1	16.0	0.27, -0.10	0.29	0.00	3708216
2026-03-24 16:18:11	14	-39.6	-55.0	-18.2	4.9	1523	-11.9	16.2	0.28, -0.09	0.29	0.00	3708217
2026-03-24 16:21:11	15	-40.7	-58.3	-18.2	5.0	1535	-11.7	16.4	0.28, -0.09	0.29	0.00	3708221