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 15194
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 #: 15194 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 #: 15194
time seq # total
intensity max
intensity median
intensity area size lat lon x,y in R☉ dist.
R☉ detection Img ID

2026-03-02 23:18:11 1 0.0 0.0 0.0 0.0 0 , 0.00 3688458

2026-03-02 23:21:11 2 0.0 0.0 0.0 0.0 0 , 0.00 3688459

2026-03-02 23:24:11 3 -1.2 -5.5 -10.6 0.3 82 , 0.00 3688462

2026-03-02 23:27:11 4 -4.3 -9.2 -12.6 1.1 289 27.3 1.1 0.02, 0.57 0.57 0.00 3688463

2026-03-02 23:30:11 5 -7.6 -15.0 -13.0 1.9 497 24.5 -3.1 -0.05, 0.53 0.54 0.00 3688468

2026-03-02 23:33:11 6 -11.0 -17.1 -11.9 2.8 751 25.6 -2.9 -0.05, 0.55 0.55 0.91 3688469

2026-03-02 23:36:11 7 -15.9 -23.0 -12.4 4.0 1070 26.4 -2.3 -0.04, 0.56 0.56 0.00 3688470

2026-03-02 23:39:11 8 -21.1 -24.9 -12.7 5.0 1340 26.2 -3.0 -0.05, 0.56 0.56 0.90 3688475

2026-03-02 23:42:11 9 -26.5 -40.2 -14.1 5.7 1522 26.2 -2.5 -0.04, 0.56 0.56 0.00 3688476

2026-03-02 23:45:11 10 -31.6 -46.0 -14.0 6.6 1762 26.3 -2.3 -0.04, 0.56 0.56 0.00 3688477

2026-03-02 23:48:11 11 -35.2 -47.3 -14.4 7.3 1939 26.8 -2.2 -0.03, 0.57 0.57 0.00 3688478

2026-03-02 23:51:11 12 -40.1 -50.4 -15.3 7.8 2071 26.9 -2.0 -0.03, 0.57 0.57 0.00 3688479

2026-03-02 23:54:11 13 -44.6 -55.1 -16.0 8.2 2189 26.9 -2.1 -0.03, 0.57 0.57 0.00 3688484

2026-03-02 23:57:11 14 -48.0 -60.0 -16.6 8.4 2241 27.0 -2.0 -0.03, 0.57 0.57 0.00 3688485

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 23:18:11	1	0.0	0.0	0.0	0.0	0			,		0.00	3688458
2026-03-02 23:21:11	2	0.0	0.0	0.0	0.0	0			,		0.00	3688459
2026-03-02 23:24:11	3	-1.2	-5.5	-10.6	0.3	82			,		0.00	3688462
2026-03-02 23:27:11	4	-4.3	-9.2	-12.6	1.1	289	27.3	1.1	0.02, 0.57	0.57	0.00	3688463
2026-03-02 23:30:11	5	-7.6	-15.0	-13.0	1.9	497	24.5	-3.1	-0.05, 0.53	0.54	0.00	3688468
2026-03-02 23:33:11	6	-11.0	-17.1	-11.9	2.8	751	25.6	-2.9	-0.05, 0.55	0.55	0.91	3688469
2026-03-02 23:36:11	7	-15.9	-23.0	-12.4	4.0	1070	26.4	-2.3	-0.04, 0.56	0.56	0.00	3688470
2026-03-02 23:39:11	8	-21.1	-24.9	-12.7	5.0	1340	26.2	-3.0	-0.05, 0.56	0.56	0.90	3688475
2026-03-02 23:42:11	9	-26.5	-40.2	-14.1	5.7	1522	26.2	-2.5	-0.04, 0.56	0.56	0.00	3688476
2026-03-02 23:45:11	10	-31.6	-46.0	-14.0	6.6	1762	26.3	-2.3	-0.04, 0.56	0.56	0.00	3688477
2026-03-02 23:48:11	11	-35.2	-47.3	-14.4	7.3	1939	26.8	-2.2	-0.03, 0.57	0.57	0.00	3688478
2026-03-02 23:51:11	12	-40.1	-50.4	-15.3	7.8	2071	26.9	-2.0	-0.03, 0.57	0.57	0.00	3688479
2026-03-02 23:54:11	13	-44.6	-55.1	-16.0	8.2	2189	26.9	-2.1	-0.03, 0.57	0.57	0.00	3688484
2026-03-02 23:57:11	14	-48.0	-60.0	-16.6	8.4	2241	27.0	-2.0	-0.03, 0.57	0.57	0.00	3688485