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 15253
Detector 24h operating status: Last processed image: 0 hours and 19 minutes ago (2026-03-22 01:24 UTC) Last detected dimming: 9 hours and 7 minutes ago (2026-03-21 16:36 UTC) Overview for dimming #: 15253 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 #: 15253
time seq # total
intensity max
intensity median
intensity area size lat lon x,y in R☉ dist.
R☉ detection Img ID

2026-03-18 02:36:11 1 0.0 0.0 0.0 0.0 0 , 1.17 3701939

2026-03-18 02:39:11 2 0.0 0.0 0.0 0.0 0 , 0.96 3701942

2026-03-18 02:42:11 3 0.0 0.0 -12.1 0.0 1 , 0.00 3701943

2026-03-18 02:45:11 4 -0.1 0.0 -11.2 0.0 7 -17.4 -0.7 -0.01, -0.18 0.18 0.87 3701946

2026-03-18 02:48:11 5 -0.3 -1.7 -12.1 0.1 21 -17.3 -0.6 -0.01, -0.18 0.18 2.02 3701947

2026-03-18 02:51:11 6 -0.7 -4.0 -13.9 0.1 48 -17.7 -1.5 -0.03, -0.19 0.19 4.80 3701952

2026-03-18 02:54:11 7 -1.1 -5.7 -14.3 0.2 75 -15.9 -1.7 -0.03, -0.15 0.16 3.81 3701953

2026-03-18 02:57:11 8 -3.3 -20.3 -19.3 0.4 141 -9.0 -3.7 -0.06, -0.03 0.07 2.49 3701954

2026-03-18 03:00:11 9 -5.2 -26.8 -19.4 0.7 219 -9.8 -3.1 -0.05, -0.05 0.07 2.38 3701955

2026-03-18 03:03:11 10 -5.9 -26.6 -20.2 0.7 234 -9.8 -3.1 -0.05, -0.05 0.07 0.89 3701958

2026-03-18 03:06:11 11 -8.4 -29.1 -19.1 1.1 342 -12.3 -3.5 -0.06, -0.09 0.11 0.00 3701959

2026-03-18 03:09:11 12 -10.3 -30.7 -17.9 1.3 413 -14.0 -4.3 -0.07, -0.12 0.14 0.86 3701960

2026-03-18 03:12:11 13 -12.6 -31.1 -17.6 1.6 515 -14.5 -4.5 -0.08, -0.13 0.15 0.00 3701963

2026-03-18 03:15:11 14 -22.6 -36.1 -17.8 1.8 595 -16.5 -5.0 -0.08, -0.17 0.19 4.24 3701966

2026-03-18 03:18:11 15 -31.9 -93.2 -19.1 2.2 716 -17.1 -5.0 -0.08, -0.18 0.20 4.55 3701967

2026-03-18 03:21:11 16 -38.5 -135.5 -19.3 2.6 834 -17.1 -5.0 -0.09, -0.18 0.20 2.52 3701972

2026-03-18 03:24:11 17 -41.3 -161.5 -19.0 2.7 883 -17.0 -5.1 -0.09, -0.17 0.19 0.00 3701973

2026-03-18 03:27:11 18 -48.7 -171.1 -18.9 2.7 885 -17.1 -5.1 -0.09, -0.18 0.20 0.00 3701974

2026-03-18 03:30:11 19 -59.6 -198.4 -21.2 3.0 965 -17.2 -5.1 -0.09, -0.18 0.20 1.12 3701975

2026-03-18 03:33:11 20 -65.1 -222.2 -22.1 3.1 1010 -17.3 -5.2 -0.09, -0.18 0.20 0.00 3701979

2026-03-18 03:36:11 21 -70.6 -230.0 -22.0 3.4 1087 -17.3 -5.2 -0.09, -0.18 0.20 0.00 3701980

2026-03-18 03:39:11 22 -75.9 -240.0 -21.9 3.6 1168 -17.3 -5.2 -0.09, -0.18 0.20 0.00 3701984

2026-03-18 03:42:11 23 -79.4 -244.5 -23.6 3.8 1227 -17.3 -5.2 -0.09, -0.18 0.20 0.00 3701985

2026-03-18 03:45:11 24 -80.1 -253.0 -22.9 3.6 1181 -17.2 -5.2 -0.09, -0.18 0.20 0.00 3701986

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
2026-03-18 02:36:11	1	0.0	0.0	0.0	0.0	0			,		1.17	3701939
2026-03-18 02:39:11	2	0.0	0.0	0.0	0.0	0			,		0.96	3701942
2026-03-18 02:42:11	3	0.0	0.0	-12.1	0.0	1			,		0.00	3701943
2026-03-18 02:45:11	4	-0.1	0.0	-11.2	0.0	7	-17.4	-0.7	-0.01, -0.18	0.18	0.87	3701946
2026-03-18 02:48:11	5	-0.3	-1.7	-12.1	0.1	21	-17.3	-0.6	-0.01, -0.18	0.18	2.02	3701947
2026-03-18 02:51:11	6	-0.7	-4.0	-13.9	0.1	48	-17.7	-1.5	-0.03, -0.19	0.19	4.80	3701952
2026-03-18 02:54:11	7	-1.1	-5.7	-14.3	0.2	75	-15.9	-1.7	-0.03, -0.15	0.16	3.81	3701953
2026-03-18 02:57:11	8	-3.3	-20.3	-19.3	0.4	141	-9.0	-3.7	-0.06, -0.03	0.07	2.49	3701954
2026-03-18 03:00:11	9	-5.2	-26.8	-19.4	0.7	219	-9.8	-3.1	-0.05, -0.05	0.07	2.38	3701955
2026-03-18 03:03:11	10	-5.9	-26.6	-20.2	0.7	234	-9.8	-3.1	-0.05, -0.05	0.07	0.89	3701958
2026-03-18 03:06:11	11	-8.4	-29.1	-19.1	1.1	342	-12.3	-3.5	-0.06, -0.09	0.11	0.00	3701959
2026-03-18 03:09:11	12	-10.3	-30.7	-17.9	1.3	413	-14.0	-4.3	-0.07, -0.12	0.14	0.86	3701960
2026-03-18 03:12:11	13	-12.6	-31.1	-17.6	1.6	515	-14.5	-4.5	-0.08, -0.13	0.15	0.00	3701963
2026-03-18 03:15:11	14	-22.6	-36.1	-17.8	1.8	595	-16.5	-5.0	-0.08, -0.17	0.19	4.24	3701966
2026-03-18 03:18:11	15	-31.9	-93.2	-19.1	2.2	716	-17.1	-5.0	-0.08, -0.18	0.20	4.55	3701967
2026-03-18 03:21:11	16	-38.5	-135.5	-19.3	2.6	834	-17.1	-5.0	-0.09, -0.18	0.20	2.52	3701972
2026-03-18 03:24:11	17	-41.3	-161.5	-19.0	2.7	883	-17.0	-5.1	-0.09, -0.17	0.19	0.00	3701973
2026-03-18 03:27:11	18	-48.7	-171.1	-18.9	2.7	885	-17.1	-5.1	-0.09, -0.18	0.20	0.00	3701974
2026-03-18 03:30:11	19	-59.6	-198.4	-21.2	3.0	965	-17.2	-5.1	-0.09, -0.18	0.20	1.12	3701975
2026-03-18 03:33:11	20	-65.1	-222.2	-22.1	3.1	1010	-17.3	-5.2	-0.09, -0.18	0.20	0.00	3701979
2026-03-18 03:36:11	21	-70.6	-230.0	-22.0	3.4	1087	-17.3	-5.2	-0.09, -0.18	0.20	0.00	3701980
2026-03-18 03:39:11	22	-75.9	-240.0	-21.9	3.6	1168	-17.3	-5.2	-0.09, -0.18	0.20	0.00	3701984
2026-03-18 03:42:11	23	-79.4	-244.5	-23.6	3.8	1227	-17.3	-5.2	-0.09, -0.18	0.20	0.00	3701985
2026-03-18 03:45:11	24	-80.1	-253.0	-22.9	3.6	1181	-17.2	-5.2	-0.09, -0.18	0.20	0.00	3701986