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 15415
Detector 24h operating status: Last processed image: 0 hours and 21 minutes ago (2026-04-11 02:03 UTC) Last detected dimming: 57 hours and 47 minutes ago (2026-04-08 16:36 UTC) Overview for dimming #: 15415 back to overview Animations and graphs derotated original images ( non-derotated ) dimming intensity dimming mask base difference ( percentage ) running difference ( percentage )	more	more	more

Details for dimming #: 15415
time seq # total
intensity max
intensity median
intensity area size lat lon x,y in R☉ dist.
R☉ detection Img ID

2026-04-04 21:15:11 1 0.0 0.0 0.0 0.0 0 , 0.00 3726077

2026-04-04 21:18:11 2 0.0 0.0 0.0 0.0 0 , 0.00 3726078

2026-04-04 21:21:11 3 -5.7 -12.9 -9.9 2.6 521 -42.9 37.5 0.45, -0.62 0.77 0.00 3726079

2026-04-04 21:24:11 4 -12.1 -17.5 -12.5 4.5 919 -42.8 37.3 0.45, -0.62 0.76 1.05 3726080

2026-04-04 21:27:11 5 -20.3 -22.1 -12.0 7.2 1496 -43.1 36.8 0.44, -0.62 0.76 0.98 3726081

2026-04-04 21:30:11 6 -27.3 -24.3 -11.6 9.4 1973 -43.2 36.6 0.44, -0.62 0.76 0.00 3726082

2026-04-04 21:33:11 7 -35.9 -28.0 -11.6 12.1 2554 -43.2 36.6 0.44, -0.62 0.76 10.41 3726083

2026-04-04 21:36:11 8 -43.5 -30.5 -11.4 14.2 3005 -43.3 36.5 0.44, -0.62 0.76 9.51 3726084

2026-04-04 21:39:11 9 -52.9 -34.4 -11.7 16.3 3454 -43.2 36.7 0.44, -0.62 0.76 5.25 3726085

2026-04-04 21:42:11 10 -59.1 -36.5 -12.6 17.4 3701 -43.2 36.7 0.44, -0.62 0.76 2.64 3726086

2026-04-04 21:45:11 11 -65.8 -40.0 -12.8 18.7 3973 -43.3 36.7 0.44, -0.62 0.76 6.05 3726087

2026-04-04 21:48:11 12 -69.8 -43.5 -13.6 19.0 4044 -43.4 36.7 0.44, -0.63 0.76 1.62 3726088

2026-04-04 21:51:11 13 -72.7 -47.0 -13.7 19.1 4082 -43.3 36.8 0.44, -0.62 0.76 0.00 3726089

2026-04-04 21:54:11 14 -77.2 -49.0 -14.0 19.6 4184 -43.2 36.9 0.44, -0.62 0.76 0.92 3726090

2026-04-04 21:57:11 15 -81.4 -50.9 -14.6 20.2 4302 -43.2 36.9 0.44, -0.62 0.76 0.00 3726091

2026-04-04 22:00:11 16 -84.5 -52.5 -14.7 20.7 4416 -43.2 36.7 0.44, -0.62 0.76 0.00 3726092

2026-04-04 22:03:11 17 -86.9 -53.5 -15.3 20.5 4383 -43.3 36.6 0.44, -0.62 0.76 0.00 3726093

2026-04-04 22:06:11 18 -90.0 -54.5 -15.4 20.9 4460 -43.0 36.7 0.44, -0.62 0.76 0.00 3726094

2026-04-04 22:09:11 19 -92.9 -55.6 -15.6 21.0 4495 -43.0 36.7 0.44, -0.62 0.76 0.00 3726095

2026-04-04 22:12:11 20 -95.6 -56.6 -15.7 21.5 4606 -43.0 36.7 0.44, -0.62 0.76 0.00 3726096

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
2026-04-04 21:15:11	1	0.0	0.0	0.0	0.0	0			,		0.00	3726077
2026-04-04 21:18:11	2	0.0	0.0	0.0	0.0	0			,		0.00	3726078
2026-04-04 21:21:11	3	-5.7	-12.9	-9.9	2.6	521	-42.9	37.5	0.45, -0.62	0.77	0.00	3726079
2026-04-04 21:24:11	4	-12.1	-17.5	-12.5	4.5	919	-42.8	37.3	0.45, -0.62	0.76	1.05	3726080
2026-04-04 21:27:11	5	-20.3	-22.1	-12.0	7.2	1496	-43.1	36.8	0.44, -0.62	0.76	0.98	3726081
2026-04-04 21:30:11	6	-27.3	-24.3	-11.6	9.4	1973	-43.2	36.6	0.44, -0.62	0.76	0.00	3726082
2026-04-04 21:33:11	7	-35.9	-28.0	-11.6	12.1	2554	-43.2	36.6	0.44, -0.62	0.76	10.41	3726083
2026-04-04 21:36:11	8	-43.5	-30.5	-11.4	14.2	3005	-43.3	36.5	0.44, -0.62	0.76	9.51	3726084
2026-04-04 21:39:11	9	-52.9	-34.4	-11.7	16.3	3454	-43.2	36.7	0.44, -0.62	0.76	5.25	3726085
2026-04-04 21:42:11	10	-59.1	-36.5	-12.6	17.4	3701	-43.2	36.7	0.44, -0.62	0.76	2.64	3726086
2026-04-04 21:45:11	11	-65.8	-40.0	-12.8	18.7	3973	-43.3	36.7	0.44, -0.62	0.76	6.05	3726087
2026-04-04 21:48:11	12	-69.8	-43.5	-13.6	19.0	4044	-43.4	36.7	0.44, -0.63	0.76	1.62	3726088
2026-04-04 21:51:11	13	-72.7	-47.0	-13.7	19.1	4082	-43.3	36.8	0.44, -0.62	0.76	0.00	3726089
2026-04-04 21:54:11	14	-77.2	-49.0	-14.0	19.6	4184	-43.2	36.9	0.44, -0.62	0.76	0.92	3726090
2026-04-04 21:57:11	15	-81.4	-50.9	-14.6	20.2	4302	-43.2	36.9	0.44, -0.62	0.76	0.00	3726091
2026-04-04 22:00:11	16	-84.5	-52.5	-14.7	20.7	4416	-43.2	36.7	0.44, -0.62	0.76	0.00	3726092
2026-04-04 22:03:11	17	-86.9	-53.5	-15.3	20.5	4383	-43.3	36.6	0.44, -0.62	0.76	0.00	3726093
2026-04-04 22:06:11	18	-90.0	-54.5	-15.4	20.9	4460	-43.0	36.7	0.44, -0.62	0.76	0.00	3726094
2026-04-04 22:09:11	19	-92.9	-55.6	-15.6	21.0	4495	-43.0	36.7	0.44, -0.62	0.76	0.00	3726095
2026-04-04 22:12:11	20	-95.6	-56.6	-15.7	21.5	4606	-43.0	36.7	0.44, -0.62	0.76	0.00	3726096