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 15121
Detector 24h operating status: Last processed image: 0 hours and 25 minutes ago (2026-02-24 05:15 UTC) Last detected dimming: 5 hours and 10 minutes ago (2026-02-24 00:30 UTC) Overview for dimming #: 15121 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 #: 15121
time seq # total
intensity max
intensity median
intensity area size lat lon x,y in R☉ dist.
R☉ detection Img ID

2026-02-18 03:54:11 1 0.0 0.0 0.0 0.0 0 , 0.00 3676193

2026-02-18 03:57:11 2 0.0 0.0 0.0 0.0 0 , 0.00 3676194

2026-02-18 04:00:11 3 0.0 0.0 0.0 0.0 0 , 0.00 3676195

2026-02-18 04:03:11 4 0.0 0.0 0.0 0.0 0 , 0.00 3676196

2026-02-18 04:06:11 5 -1.3 -8.2 -10.7 0.0 120 , 0.00 3676198

2026-02-18 04:09:11 6 -13.1 -16.8 -9.7 0.0 1108 0.96, -0.52 1.09 1.85 3676201

2026-02-18 04:12:11 7 -38.3 -30.2 -11.1 0.0 2987 0.95, -0.53 1.08 4.64 3676202

2026-02-18 04:15:11 8 -64.9 -44.2 -13.2 0.0 4443 0.95, -0.53 1.08 8.69 3676205

2026-02-18 04:18:11 9 -85.1 -43.5 -14.2 0.0 5327 0.95, -0.53 1.08 11.19 3676206

2026-02-18 04:21:11 10 -117.1 -58.4 -14.2 0.0 6836 0.94, -0.53 1.08 17.53 3676207

2026-02-18 04:24:11 11 -135.0 -61.7 -13.8 0.0 7823 0.94, -0.53 1.08 19.19 3676212

2026-02-18 04:27:11 12 -153.1 -63.7 -13.3 0.0 9090 0.94, -0.53 1.08 14.42 3676213

2026-02-18 04:30:11 13 -171.3 -69.6 -13.4 0.0 9910 0.94, -0.53 1.08 10.29 3676214

2026-02-18 04:33:11 14 -191.8 -77.2 -13.3 0.9 11034 0.94, -0.53 1.08 32.48 3676218

2026-02-18 04:36:11 15 -209.1 -80.5 -13.1 1.5 11965 0.94, -0.53 1.08 17.93 3676219

2026-02-18 04:39:11 16 -224.5 -82.7 -13.0 2.5 12811 0.94, -0.53 1.08 15.45 3676223

2026-02-18 04:42:11 17 -233.1 -88.4 -12.9 2.5 13114 0.94, -0.53 1.08 14.58 3676224

2026-02-18 04:45:23 18 -232.6 -88.8 -12.7 3.3 13114 0.94, -0.53 1.08 26.68 3676225

2026-02-18 04:48:11 19 -238.6 -88.4 -12.3 4.9 13718 0.94, -0.53 1.08 13.00 3676226

2026-02-18 04:51:11 20 -246.5 -87.2 -12.0 6.2 14458 0.94, -0.53 1.08 0.00 3676230

2026-02-18 04:54:11 21 -256.7 -87.5 -11.5 7.8 15580 0.94, -0.53 1.08 0.00 3676231

2026-02-18 04:57:11 22 -265.4 -90.2 -11.2 8.6 16342 0.94, -0.53 1.08 0.00 3676232

2026-02-18 05:00:11 23 -266.7 -89.6 -11.5 12.8 16053 0.94, -0.53 1.08 0.97 3676234

2026-02-18 05:03:11 24 -265.0 -90.1 -11.9 15.1 15684 0.94, -0.53 1.08 0.86 3676237

2026-02-18 05:06:11 25 -263.7 -89.1 -12.2 16.1 15329 0.94, -0.53 1.08 1.60 3676238

2026-02-18 05:09:11 26 -267.3 -88.8 -12.2 16.2 15448 0.94, -0.52 1.08 2.00 3676243

2026-02-18 05:12:11 27 -278.4 -88.7 -12.1 17.4 16312 0.94, -0.52 1.08 1.04 3676244

2026-02-18 05:15:11 28 -285.4 -87.5 -12.1 17.8 16775 0.94, -0.52 1.08 0.00 3676245

2026-02-18 05:18:11 29 -285.7 -84.6 -12.2 19.7 16870 0.95, -0.52 1.08 0.95 3676246

2026-02-18 05:21:11 30 -291.0 -82.7 -12.2 21.6 17331 0.95, -0.52 1.08 1.07 3676247

2026-02-18 05:24:11 31 -299.7 -80.3 -12.3 27.1 18123 0.95, -0.52 1.08 0.92 3676253

2026-02-18 05:27:11 32 -312.1 -77.2 -12.5 30.0 18893 0.95, -0.52 1.08 1.40 3676254

2026-02-18 05:30:11 33 -321.0 -79.7 -12.6 34.4 19668 0.94, -0.52 1.08 0.00 3676255

2026-02-18 05:33:11 34 -317.5 -79.9 -12.6 34.2 19583 0.94, -0.52 1.08 0.00 3676257

2026-02-18 05:36:11 35 -321.3 -80.9 -12.9 35.9 19802 0.94, -0.51 1.08 0.00 3676258

2026-02-18 05:39:11 36 -327.5 -82.4 -13.0 37.8 19953 0.94, -0.51 1.07 0.00 3676259

2026-02-18 05:42:11 37 -344.3 -82.1 -13.3 40.5 20859 0.95, -0.51 1.07 0.00 3676263

2026-02-18 05:45:11 38 -350.4 -81.4 -13.4 41.2 21029 0.95, -0.51 1.07 0.00 3676267

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	x,y in R☉	dist. R☉	detection	Img ID
2026-02-18 03:54:11	1	0.0	0.0	0.0	0.0	0	,		0.00	3676193
2026-02-18 03:57:11	2	0.0	0.0	0.0	0.0	0	,		0.00	3676194
2026-02-18 04:00:11	3	0.0	0.0	0.0	0.0	0	,		0.00	3676195
2026-02-18 04:03:11	4	0.0	0.0	0.0	0.0	0	,		0.00	3676196
2026-02-18 04:06:11	5	-1.3	-8.2	-10.7	0.0	120	,		0.00	3676198
2026-02-18 04:09:11	6	-13.1	-16.8	-9.7	0.0	1108	0.96, -0.52	1.09	1.85	3676201
2026-02-18 04:12:11	7	-38.3	-30.2	-11.1	0.0	2987	0.95, -0.53	1.08	4.64	3676202
2026-02-18 04:15:11	8	-64.9	-44.2	-13.2	0.0	4443	0.95, -0.53	1.08	8.69	3676205
2026-02-18 04:18:11	9	-85.1	-43.5	-14.2	0.0	5327	0.95, -0.53	1.08	11.19	3676206
2026-02-18 04:21:11	10	-117.1	-58.4	-14.2	0.0	6836	0.94, -0.53	1.08	17.53	3676207
2026-02-18 04:24:11	11	-135.0	-61.7	-13.8	0.0	7823	0.94, -0.53	1.08	19.19	3676212
2026-02-18 04:27:11	12	-153.1	-63.7	-13.3	0.0	9090	0.94, -0.53	1.08	14.42	3676213
2026-02-18 04:30:11	13	-171.3	-69.6	-13.4	0.0	9910	0.94, -0.53	1.08	10.29	3676214
2026-02-18 04:33:11	14	-191.8	-77.2	-13.3	0.9	11034	0.94, -0.53	1.08	32.48	3676218
2026-02-18 04:36:11	15	-209.1	-80.5	-13.1	1.5	11965	0.94, -0.53	1.08	17.93	3676219
2026-02-18 04:39:11	16	-224.5	-82.7	-13.0	2.5	12811	0.94, -0.53	1.08	15.45	3676223
2026-02-18 04:42:11	17	-233.1	-88.4	-12.9	2.5	13114	0.94, -0.53	1.08	14.58	3676224
2026-02-18 04:45:23	18	-232.6	-88.8	-12.7	3.3	13114	0.94, -0.53	1.08	26.68	3676225
2026-02-18 04:48:11	19	-238.6	-88.4	-12.3	4.9	13718	0.94, -0.53	1.08	13.00	3676226
2026-02-18 04:51:11	20	-246.5	-87.2	-12.0	6.2	14458	0.94, -0.53	1.08	0.00	3676230
2026-02-18 04:54:11	21	-256.7	-87.5	-11.5	7.8	15580	0.94, -0.53	1.08	0.00	3676231
2026-02-18 04:57:11	22	-265.4	-90.2	-11.2	8.6	16342	0.94, -0.53	1.08	0.00	3676232
2026-02-18 05:00:11	23	-266.7	-89.6	-11.5	12.8	16053	0.94, -0.53	1.08	0.97	3676234
2026-02-18 05:03:11	24	-265.0	-90.1	-11.9	15.1	15684	0.94, -0.53	1.08	0.86	3676237
2026-02-18 05:06:11	25	-263.7	-89.1	-12.2	16.1	15329	0.94, -0.53	1.08	1.60	3676238
2026-02-18 05:09:11	26	-267.3	-88.8	-12.2	16.2	15448	0.94, -0.52	1.08	2.00	3676243
2026-02-18 05:12:11	27	-278.4	-88.7	-12.1	17.4	16312	0.94, -0.52	1.08	1.04	3676244
2026-02-18 05:15:11	28	-285.4	-87.5	-12.1	17.8	16775	0.94, -0.52	1.08	0.00	3676245
2026-02-18 05:18:11	29	-285.7	-84.6	-12.2	19.7	16870	0.95, -0.52	1.08	0.95	3676246
2026-02-18 05:21:11	30	-291.0	-82.7	-12.2	21.6	17331	0.95, -0.52	1.08	1.07	3676247
2026-02-18 05:24:11	31	-299.7	-80.3	-12.3	27.1	18123	0.95, -0.52	1.08	0.92	3676253
2026-02-18 05:27:11	32	-312.1	-77.2	-12.5	30.0	18893	0.95, -0.52	1.08	1.40	3676254
2026-02-18 05:30:11	33	-321.0	-79.7	-12.6	34.4	19668	0.94, -0.52	1.08	0.00	3676255
2026-02-18 05:33:11	34	-317.5	-79.9	-12.6	34.2	19583	0.94, -0.52	1.08	0.00	3676257
2026-02-18 05:36:11	35	-321.3	-80.9	-12.9	35.9	19802	0.94, -0.51	1.08	0.00	3676258
2026-02-18 05:39:11	36	-327.5	-82.4	-13.0	37.8	19953	0.94, -0.51	1.07	0.00	3676259
2026-02-18 05:42:11	37	-344.3	-82.1	-13.3	40.5	20859	0.95, -0.51	1.07	0.00	3676263
2026-02-18 05:45:11	38	-350.4	-81.4	-13.4	41.2	21029	0.95, -0.51	1.07	0.00	3676267