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 15136
Detector 24h operating status: Last processed image: 0 hours and 19 minutes ago (2026-02-28 12:18 UTC) Last detected dimming: 1 hours and 28 minutes ago (2026-02-28 11:09 UTC) Overview for dimming #: 15136 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 #: 15136
time seq # total
intensity max
intensity median
intensity area size lat lon x,y in R☉ dist.
R☉ detection Img ID

2026-02-21 12:21:11 1 0.0 0.0 0.0 0.0 0 , 0.00 3677916

2026-02-21 12:24:11 2 0.0 0.0 0.0 0.0 0 , 0.00 3677917

2026-02-21 12:27:11 3 0.0 0.0 0.0 0.0 0 , 0.00 3677918

2026-02-21 12:30:11 4 0.0 0.0 0.0 0.0 0 , 0.00 3677919

2026-02-21 12:33:11 5 -2.7 -12.4 -13.1 0.7 183 -8.5 -33.6 -0.55, -0.05 0.56 0.00 3677920

2026-02-21 12:36:11 6 -7.7 -18.8 -13.2 1.7 450 -8.7 -32.3 -0.54, -0.05 0.54 2.02 3677921

2026-02-21 12:39:11 7 -11.1 -26.7 -14.5 2.3 593 -8.6 -32.9 -0.54, -0.05 0.55 3.14 3677922

2026-02-21 12:42:11 8 -12.7 -26.5 -14.3 2.8 715 -8.6 -33.3 -0.55, -0.05 0.55 4.57 3677923

2026-02-21 12:45:11 9 -47.6 -36.4 -12.5 18.6 2978 1.4 -34.5 -0.57, 0.13 0.59 6.78 3677924

2026-02-21 12:48:11 10 -84.5 -85.2 -12.1 33.3 5399 2.4 -34.7 -0.58, 0.14 0.59 13.84 3677925

2026-02-21 12:51:11 11 -106.8 -93.1 -12.9 39.9 6525 4.0 -35.2 -0.58, 0.17 0.61 14.76 3677926

2026-02-21 12:54:11 12 -134.6 -106.7 -13.8 46.4 7788 5.8 -35.3 -0.58, 0.20 0.62 12.19 3677927

2026-02-21 12:57:11 13 -151.9 -105.7 -14.2 50.1 8467 6.7 -36.0 -0.59, 0.22 0.63 9.51 3677928

2026-02-21 13:00:11 14 -166.7 -103.4 -14.7 52.0 8935 8.1 -37.1 -0.60, 0.24 0.65 5.33 3677929

2026-02-21 13:03:11 15 -178.6 -96.3 -14.5 56.0 9605 10.7 -38.3 -0.62, 0.28 0.68 2.90 3677930

2026-02-21 13:06:11 16 -191.6 -95.8 -14.7 60.8 10204 11.2 -38.5 -0.62, 0.29 0.68 2.66 3677931

2026-02-21 13:09:11 17 -200.9 -90.2 -15.0 64.7 10575 13.1 -39.8 -0.63, 0.32 0.71 2.38 3677932

2026-02-21 13:12:11 18 -207.5 -90.9 -15.0 67.0 10811 13.5 -40.6 -0.64, 0.33 0.72 0.00 3677933

2026-02-21 13:15:11 19 -210.6 -82.2 -14.9 69.9 11180 14.0 -41.1 -0.65, 0.33 0.73 0.00 3677934

2026-02-21 13:18:11 20 -215.4 -82.6 -14.7 71.4 11665 13.7 -41.1 -0.65, 0.33 0.73 2.26 3677935

2026-02-21 13:21:11 21 -220.5 -68.6 -14.7 73.1 12079 13.3 -40.8 -0.64, 0.32 0.72 5.85 3677936

2026-02-21 13:24:11 22 -226.3 -72.0 -14.6 74.0 12276 13.3 -41.2 -0.65, 0.32 0.72 2.68 3677937

2026-02-21 13:27:11 23 -233.4 -76.0 -14.7 76.0 12594 13.3 -41.2 -0.65, 0.32 0.72 1.88 3677938

2026-02-21 13:30:11 24 -234.7 -65.2 -14.9 75.8 12661 14.4 -42.0 -0.66, 0.34 0.74 0.00 3677939

2026-02-21 13:33:11 25 -235.1 -66.3 -14.7 76.5 12882 15.0 -42.4 -0.66, 0.35 0.75 0.00 3677940

2026-02-21 13:36:11 26 -238.0 -67.7 -14.5 78.0 13162 15.7 -42.9 -0.66, 0.36 0.75 0.00 3677941

2026-02-21 13:39:11 27 -242.5 -70.6 -14.6 80.0 13357 15.5 -42.6 -0.66, 0.36 0.75 0.00 3677942

2026-02-21 13:42:11 28 -244.2 -72.3 -14.5 80.5 13302 16.0 -43.3 -0.67, 0.36 0.76 0.00 3677943

2026-02-21 13:45:11 29 -257.6 -79.0 -14.6 84.5 13884 16.4 -43.9 -0.67, 0.37 0.77 0.00 3677944

2026-02-21 13:48:11 30 -269.4 -92.6 -15.0 86.9 14265 16.7 -44.5 -0.68, 0.37 0.78 0.00 3677945

2026-02-21 13:51:35 31 -270.7 -90.1 -15.0 87.3 14204 17.3 -45.1 -0.68, 0.38 0.78 0.00 3677946

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
2026-02-21 12:21:11	1	0.0	0.0	0.0	0.0	0			,		0.00	3677916
2026-02-21 12:24:11	2	0.0	0.0	0.0	0.0	0			,		0.00	3677917
2026-02-21 12:27:11	3	0.0	0.0	0.0	0.0	0			,		0.00	3677918
2026-02-21 12:30:11	4	0.0	0.0	0.0	0.0	0			,		0.00	3677919
2026-02-21 12:33:11	5	-2.7	-12.4	-13.1	0.7	183	-8.5	-33.6	-0.55, -0.05	0.56	0.00	3677920
2026-02-21 12:36:11	6	-7.7	-18.8	-13.2	1.7	450	-8.7	-32.3	-0.54, -0.05	0.54	2.02	3677921
2026-02-21 12:39:11	7	-11.1	-26.7	-14.5	2.3	593	-8.6	-32.9	-0.54, -0.05	0.55	3.14	3677922
2026-02-21 12:42:11	8	-12.7	-26.5	-14.3	2.8	715	-8.6	-33.3	-0.55, -0.05	0.55	4.57	3677923
2026-02-21 12:45:11	9	-47.6	-36.4	-12.5	18.6	2978	1.4	-34.5	-0.57, 0.13	0.59	6.78	3677924
2026-02-21 12:48:11	10	-84.5	-85.2	-12.1	33.3	5399	2.4	-34.7	-0.58, 0.14	0.59	13.84	3677925
2026-02-21 12:51:11	11	-106.8	-93.1	-12.9	39.9	6525	4.0	-35.2	-0.58, 0.17	0.61	14.76	3677926
2026-02-21 12:54:11	12	-134.6	-106.7	-13.8	46.4	7788	5.8	-35.3	-0.58, 0.20	0.62	12.19	3677927
2026-02-21 12:57:11	13	-151.9	-105.7	-14.2	50.1	8467	6.7	-36.0	-0.59, 0.22	0.63	9.51	3677928
2026-02-21 13:00:11	14	-166.7	-103.4	-14.7	52.0	8935	8.1	-37.1	-0.60, 0.24	0.65	5.33	3677929
2026-02-21 13:03:11	15	-178.6	-96.3	-14.5	56.0	9605	10.7	-38.3	-0.62, 0.28	0.68	2.90	3677930
2026-02-21 13:06:11	16	-191.6	-95.8	-14.7	60.8	10204	11.2	-38.5	-0.62, 0.29	0.68	2.66	3677931
2026-02-21 13:09:11	17	-200.9	-90.2	-15.0	64.7	10575	13.1	-39.8	-0.63, 0.32	0.71	2.38	3677932
2026-02-21 13:12:11	18	-207.5	-90.9	-15.0	67.0	10811	13.5	-40.6	-0.64, 0.33	0.72	0.00	3677933
2026-02-21 13:15:11	19	-210.6	-82.2	-14.9	69.9	11180	14.0	-41.1	-0.65, 0.33	0.73	0.00	3677934
2026-02-21 13:18:11	20	-215.4	-82.6	-14.7	71.4	11665	13.7	-41.1	-0.65, 0.33	0.73	2.26	3677935
2026-02-21 13:21:11	21	-220.5	-68.6	-14.7	73.1	12079	13.3	-40.8	-0.64, 0.32	0.72	5.85	3677936
2026-02-21 13:24:11	22	-226.3	-72.0	-14.6	74.0	12276	13.3	-41.2	-0.65, 0.32	0.72	2.68	3677937
2026-02-21 13:27:11	23	-233.4	-76.0	-14.7	76.0	12594	13.3	-41.2	-0.65, 0.32	0.72	1.88	3677938
2026-02-21 13:30:11	24	-234.7	-65.2	-14.9	75.8	12661	14.4	-42.0	-0.66, 0.34	0.74	0.00	3677939
2026-02-21 13:33:11	25	-235.1	-66.3	-14.7	76.5	12882	15.0	-42.4	-0.66, 0.35	0.75	0.00	3677940
2026-02-21 13:36:11	26	-238.0	-67.7	-14.5	78.0	13162	15.7	-42.9	-0.66, 0.36	0.75	0.00	3677941
2026-02-21 13:39:11	27	-242.5	-70.6	-14.6	80.0	13357	15.5	-42.6	-0.66, 0.36	0.75	0.00	3677942
2026-02-21 13:42:11	28	-244.2	-72.3	-14.5	80.5	13302	16.0	-43.3	-0.67, 0.36	0.76	0.00	3677943
2026-02-21 13:45:11	29	-257.6	-79.0	-14.6	84.5	13884	16.4	-43.9	-0.67, 0.37	0.77	0.00	3677944
2026-02-21 13:48:11	30	-269.4	-92.6	-15.0	86.9	14265	16.7	-44.5	-0.68, 0.37	0.78	0.00	3677945
2026-02-21 13:51:35	31	-270.7	-90.1	-15.0	87.3	14204	17.3	-45.1	-0.68, 0.38	0.78	0.00	3677946