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 12667
Detector 24h operating status: Last processed image: 0 hours and 19 minutes ago (2025-12-14 01:18 UTC) Last detected dimming: 3 hours and 1 minutes ago (2025-12-13 22:36 UTC) Overview for dimming #: 12667 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 #: 12667
time seq # total
intensity max
intensity median
intensity area size lat lon x,y in R☉ dist.
R☉ detection Img ID

2025-04-27 08:09:11 1 0.0 0.0 0.0 0.0 0 , 0.00 3396724

2025-04-27 08:12:23 2 0.0 0.0 0.0 0.0 0 , 0.93 3396725

2025-04-27 08:15:11 3 0.0 0.0 0.0 0.0 0 , 0.00 3396727

2025-04-27 08:18:11 4 -1.8 -7.9 -9.4 0.8 172 -9.3 -43.0 -0.68, -0.11 0.69 0.00 3396731

2025-04-27 08:21:11 5 -5.3 -12.2 -11.1 1.8 437 -11.8 -36.1 -0.58, -0.14 0.60 0.00 3396732

2025-04-27 08:24:23 6 -10.0 -13.8 -10.4 3.4 837 -14.0 -33.1 -0.54, -0.18 0.57 2.70 3396733

2025-04-27 08:27:11 7 -13.1 -15.6 -11.3 4.2 1049 -13.0 -34.4 -0.56, -0.16 0.58 3.04 3396735

2025-04-27 08:30:11 8 -16.8 -17.0 -11.7 5.2 1289 -12.1 -36.0 -0.58, -0.15 0.60 0.00 3396738

2025-04-27 08:33:11 9 -20.4 -17.9 -12.3 6.0 1470 -12.0 -35.0 -0.57, -0.15 0.59 0.00 3396739

2025-04-27 08:36:11 10 -22.6 -20.8 -12.3 6.3 1555 -11.3 -35.3 -0.57, -0.13 0.59 0.00 3396742

2025-04-27 08:39:11 11 -24.5 -32.5 -13.1 6.5 1586 -11.2 -34.7 -0.57, -0.13 0.58 0.00 3396743

2025-04-27 08:42:11 12 -21.6 -21.8 -13.3 6.2 1501 -10.3 -40.8 -0.65, -0.12 0.66 0.00 3396747

2025-04-27 08:45:11 13 -23.1 -21.8 -13.2 6.7 1600 -10.0 -41.2 -0.66, -0.12 0.67 0.00 3396748

2025-04-27 08:48:23 14 -23.7 -22.2 -13.3 6.9 1630 -10.1 -40.9 -0.65, -0.12 0.66 0.00 3396749

2025-04-27 08:51:11 15 -24.7 -22.7 -13.7 6.9 1635 -10.3 -40.7 -0.65, -0.12 0.66 0.00 3396751

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
2025-04-27 08:09:11	1	0.0	0.0	0.0	0.0	0			,		0.00	3396724
2025-04-27 08:12:23	2	0.0	0.0	0.0	0.0	0			,		0.93	3396725
2025-04-27 08:15:11	3	0.0	0.0	0.0	0.0	0			,		0.00	3396727
2025-04-27 08:18:11	4	-1.8	-7.9	-9.4	0.8	172	-9.3	-43.0	-0.68, -0.11	0.69	0.00	3396731
2025-04-27 08:21:11	5	-5.3	-12.2	-11.1	1.8	437	-11.8	-36.1	-0.58, -0.14	0.60	0.00	3396732
2025-04-27 08:24:23	6	-10.0	-13.8	-10.4	3.4	837	-14.0	-33.1	-0.54, -0.18	0.57	2.70	3396733
2025-04-27 08:27:11	7	-13.1	-15.6	-11.3	4.2	1049	-13.0	-34.4	-0.56, -0.16	0.58	3.04	3396735
2025-04-27 08:30:11	8	-16.8	-17.0	-11.7	5.2	1289	-12.1	-36.0	-0.58, -0.15	0.60	0.00	3396738
2025-04-27 08:33:11	9	-20.4	-17.9	-12.3	6.0	1470	-12.0	-35.0	-0.57, -0.15	0.59	0.00	3396739
2025-04-27 08:36:11	10	-22.6	-20.8	-12.3	6.3	1555	-11.3	-35.3	-0.57, -0.13	0.59	0.00	3396742
2025-04-27 08:39:11	11	-24.5	-32.5	-13.1	6.5	1586	-11.2	-34.7	-0.57, -0.13	0.58	0.00	3396743
2025-04-27 08:42:11	12	-21.6	-21.8	-13.3	6.2	1501	-10.3	-40.8	-0.65, -0.12	0.66	0.00	3396747
2025-04-27 08:45:11	13	-23.1	-21.8	-13.2	6.7	1600	-10.0	-41.2	-0.66, -0.12	0.67	0.00	3396748
2025-04-27 08:48:23	14	-23.7	-22.2	-13.3	6.9	1630	-10.1	-40.9	-0.65, -0.12	0.66	0.00	3396749
2025-04-27 08:51:11	15	-24.7	-22.7	-13.7	6.9	1635	-10.3	-40.7	-0.65, -0.12	0.66	0.00	3396751