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 14426
Detector 24h operating status: Last processed image: 0 hours and 29 minutes ago (2025-11-18 10:18 UTC) Last detected dimming: 0 hours and 28 minutes ago (2025-11-18 10:18 UTC) Overview for dimming #: 14426 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 #: 14426
time seq # total
intensity max
intensity median
intensity area size lat lon x,y in R☉ dist.
R☉ detection Img ID

2025-11-15 23:18:11 1 0.0 0.0 0.0 0.0 0 , 1.27 3588634

2025-11-15 23:21:23 2 0.0 0.0 0.0 0.0 0 , 0.00 3588635

2025-11-15 23:24:11 3 0.0 0.0 0.0 0.0 0 , 0.00 3588636

2025-11-15 23:27:11 4 -2.6 -11.7 -9.9 0.8 204 , 0.00 3588637

2025-11-15 23:30:11 5 -7.5 -22.7 -11.7 1.9 465 44.0 -3.2 -0.04, 0.67 0.67 0.00 3588640

2025-11-15 23:33:11 6 -9.5 -29.8 -12.7 2.3 549 44.1 -3.3 -0.04, 0.67 0.67 1.86 3588641

2025-11-15 23:36:11 7 -10.7 -32.8 -13.3 2.4 580 44.1 -3.4 -0.04, 0.67 0.67 2.09 3588646

2025-11-15 23:39:47 8 -11.2 -33.3 -13.1 2.6 603 44.1 -3.4 -0.04, 0.67 0.67 0.97 3588647

2025-11-15 23:42:11 9 -12.2 -33.3 -12.9 3.5 679 44.1 -3.5 -0.04, 0.67 0.67 0.00 3588652

2025-11-15 23:45:11 10 -13.8 -33.9 -12.5 4.4 789 44.1 -3.6 -0.05, 0.67 0.67 0.00 3588653

2025-11-15 23:48:11 11 -15.0 -34.6 -12.0 5.2 891 44.1 -3.6 -0.05, 0.67 0.67 0.00 3588654

2025-11-15 23:51:11 12 -16.7 -35.5 -11.3 6.1 1036 44.2 -3.6 -0.05, 0.67 0.67 0.00 3588655

2025-11-15 23:54:11 13 -18.5 -35.7 -10.4 6.7 1218 47.4 -1.7 -0.02, 0.71 0.71 0.00 3588658

2025-11-15 23:57:11 14 -20.0 -35.8 -10.3 7.4 1351 47.6 -1.7 -0.02, 0.71 0.71 0.00 3588659

2025-11-16 00:00:11 15 -22.5 -36.0 -9.8 9.2 1585 47.0 -1.9 -0.02, 0.71 0.71 0.00 3588662

2025-11-16 00:03:23 16 -26.2 -36.4 -8.9 13.4 2018 47.3 -1.7 -0.02, 0.71 0.71 0.00 3588663

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
2025-11-15 23:18:11	1	0.0	0.0	0.0	0.0	0			,		1.27	3588634
2025-11-15 23:21:23	2	0.0	0.0	0.0	0.0	0			,		0.00	3588635
2025-11-15 23:24:11	3	0.0	0.0	0.0	0.0	0			,		0.00	3588636
2025-11-15 23:27:11	4	-2.6	-11.7	-9.9	0.8	204			,		0.00	3588637
2025-11-15 23:30:11	5	-7.5	-22.7	-11.7	1.9	465	44.0	-3.2	-0.04, 0.67	0.67	0.00	3588640
2025-11-15 23:33:11	6	-9.5	-29.8	-12.7	2.3	549	44.1	-3.3	-0.04, 0.67	0.67	1.86	3588641
2025-11-15 23:36:11	7	-10.7	-32.8	-13.3	2.4	580	44.1	-3.4	-0.04, 0.67	0.67	2.09	3588646
2025-11-15 23:39:47	8	-11.2	-33.3	-13.1	2.6	603	44.1	-3.4	-0.04, 0.67	0.67	0.97	3588647
2025-11-15 23:42:11	9	-12.2	-33.3	-12.9	3.5	679	44.1	-3.5	-0.04, 0.67	0.67	0.00	3588652
2025-11-15 23:45:11	10	-13.8	-33.9	-12.5	4.4	789	44.1	-3.6	-0.05, 0.67	0.67	0.00	3588653
2025-11-15 23:48:11	11	-15.0	-34.6	-12.0	5.2	891	44.1	-3.6	-0.05, 0.67	0.67	0.00	3588654
2025-11-15 23:51:11	12	-16.7	-35.5	-11.3	6.1	1036	44.2	-3.6	-0.05, 0.67	0.67	0.00	3588655
2025-11-15 23:54:11	13	-18.5	-35.7	-10.4	6.7	1218	47.4	-1.7	-0.02, 0.71	0.71	0.00	3588658
2025-11-15 23:57:11	14	-20.0	-35.8	-10.3	7.4	1351	47.6	-1.7	-0.02, 0.71	0.71	0.00	3588659
2025-11-16 00:00:11	15	-22.5	-36.0	-9.8	9.2	1585	47.0	-1.9	-0.02, 0.71	0.71	0.00	3588662
2025-11-16 00:03:23	16	-26.2	-36.4	-8.9	13.4	2018	47.3	-1.7	-0.02, 0.71	0.71	0.00	3588663