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)

Detector 24h operating status:

Last processed image:

0 hours and 22 minutes ago (2026-04-12 22:00 UTC)

Last detected dimming:
   2 hours and 10 minutes ago (2026-04-12 20:12 UTC)

Filters (location)
   All locations
   -- On-disc
   Off-disc
Filters (intensity)
   -- All intensities
   At least -100K
   At least -300K
   At least -900K
Filters (time)
   Last 7 days
   -- Last 14 days

Dimming 15428

Overview of dimmings

	intensity	start	peak	end	#	max drop	lat	lon	dist. R☉	AR	count	flare
April, 2026
12	-87	19:48	19:48	20:12	15428	56	20	-4	0.45	AR 4414	14
11	-30	16:18	16:18	16:45	15427	23	24	-8	0.53	AR 4416	15
11	-114	10:21	10:21	10:51	15426	135	23	-11	0.52	AR 4416	16	B5
5	-7	02:48	03:03	03:54	15418	6	-1	25	0.44	AR 4409	28
5	-2	00:09	00:12	00:36	15417	3				AR 4409	15	B5
4	-1	23:12	23:12	23:36	15416	2				AR 4409	14	C5
4	-96	21:24	21:33	22:12	15415	46	-43	37	0.76	AR 4405	20	B1
4	-210	19:48	20:03	21:00	15414	81	0	19	0.34	AR 4409	30	C4
4	-4	13:36	13:39	14:18	15412	7				AR 4409	20	B6
4	-119	12:09	12:12	13:00	15411	93	-39	34	0.71	AR 4405	23	C4
4	-2	10:15	10:15	10:39	15410	3				AR 4409	14
4	-48	09:21	09:27	09:45	15409	35	-29	2	0.39	AR 4405	14
4	-396	05:42	08:00	08:42	15408	12	6	3	0.22	AR 4408	66	C7
4	-24	04:27	04:30	05:15	15407	5				AR 4409	22	B6
4	-87	03:18	03:45	04:09	15406	34	16	-6	0.40	AR 4408	23	B4
4	-39	01:24	01:42	02:15	15405	46	-4	1	0.04	AR 4409	23	M4
4	-3	00:42	00:45	01:09	15404	4	-6	8	0.14	AR 4409	15
3	-171	23:00	23:51	00:27	15403	20	-6	2	0.03	AR 4409	35	B5
3	-85	22:15	22:15	22:39	15402	43	-8	-3	0.05	AR 4409	14	C3
3	-126	19:27	19:27	20:09	15401	90	-8	-2	0.04	AR 4409	20	C1
3	-34	17:45	18:09	18:39	15400	12	3	35	0.60	AR 4404	24
3	-87	16:18	16:27	17:03	15399	33	-7	-4	0.07	AR 4409	21	C1
3	-94	15:09	15:33	16:03	15398	82	6	37	0.64	AR 4404	24
3	-77	12:42	13:21	13:51	15397	11	-5	-7	0.12	AR 4409	29
3	-112	10:27	10:30	11:42	15396	57	-10	-4	0.08	AR 4409	31	C2
3	-31	09:15	09:18	10:03	15395	61				AR 4409	22	B2
3	-20	08:03	08:03	09:06	15394	51	-4	-10	0.18	AR 4409	27	C3
3	-369	05:30	06:24	07:42	15393	18	19	8	0.46	AR 4406	50
3	-23	02:06	02:21	03:27	15392	11				AR 4409	33	B2
3	-26	01:36	01:36	02:00	15391	12	5	24	0.45	AR 4404	14	C4
3	-45	01:00	01:00	01:27	15390	20	4	25	0.46	AR 4404	15	C4
3	-1	00:15	00:15	00:42	15389	3				AR 4409	15	B3
2	-61	23:15	23:24	00:06	15388	65	12	26	0.53	AR 4404	23	B7
2	-58	21:24	21:33	22:03	15387	35	6	23	0.45	AR 4406	19
2	-525	15:06	18:30	20:45	15386	49	0	-4	0.14	AR 4409	119	M2
2	-4	12:42	12:42	13:06	15385	8	-2	-23	0.40	AR 4409	14	B1
2	-49	11:48	11:54	12:33	15384	55	26	6	0.55	AR 4404	21
2	-19	10:27	10:27	10:51	15383	16	-33	-2	0.46	AR 4405	14
2	-24	09:51	09:54	10:18	15382	8	-4	-24	0.41	AR 4409	15	B2
2	-14	08:51	08:51	09:27	15381	23				AR 4406	18
2	-21	05:48	05:48	06:15	15380	28				AR 4406	15	A9
2	-204	03:54	04:54	05:33	15379	29	-3	-26	0.45	AR 4409	39
2	-1	01:51	01:54	02:45	15344	0				AR 4406	24	B3
2	-136	00:27	00:42	01:45	15343	74	30	27	0.71	AR 4403	28
1	-1,424	21:51	22:57	00:18	15342	87	24	22	0.62	AR 4403	55	C1
1	-551	17:27	20:06	21:00	15341	99			1.07		77	C3
1	-16	15:42	15:45	16:21	15340	11	14	10	0.40	AR 4404	19	A8
1	-3	15:06	15:06	15:30	15339	6				AR 4406	14
1	-122	13:27	14:09	14:42	15338	13	1	-30	0.51	AR 4409	31	C3
1	-48	12:27	12:45	13:09	15337	43	22	17	0.55	AR 4403	20
1	-11	11:27	11:27	11:51	15336	24	5	-30	0.54	AR 4408	14	B3
1	-58	10:15	10:21	10:48	15335	53	-37	-19	0.59	AR 4405	17
1	-25	07:42	07:42	07:54	15334	8	-33	19	0.53		10
1	-115	03:18	03:39	04:21	15333	22	-19	2	0.22	AR 4405	25
1	-96	02:12	02:27	02:36	15332	34	-19	-16	0.35	AR 4405	14
March, 2026
31	-156	10:39	10:42	11:27	15331	64	36	8	0.69	AR 4403	22	B1
31	-18	10:00	10:00	10:24	15330	30	-30	-21	0.52	AR 4405	14
31	-56	08:33	08:36	09:03	15329	64	29	8	0.60	AR 4403	16
31	-43	06:54	07:00	07:30	15328	29	-37	-38	0.73	AR 4405	18
31	-2	04:24	04:24	04:48	15327	3				AR 4403	14
31	-367	01:06	01:09	02:39	15326	151	26	6	0.55	AR 4403	37	B1
31	-78	00:15	00:15	00:48	15325	40	-36	-31	0.66	AR 4405	15	B2
30	-142	23:21	23:39	00:09	15324	47	-39	-39	0.75	AR 4405	16	B2
30	-167	16:48	16:51	18:12	15323	23	18	44	0.77	AR 4401	34	B1
30	-14	15:42	15:45	16:09	15322	8	-20	-36	0.62	AR 4405	10
30	-141	12:09	12:12	12:42	15321	93	-37	-42	0.76	AR 4405	17
30	-21	11:21	11:21	11:45	15320	14	-37	-40	0.75	AR 4405	14	A7
30	-452	08:09	09:57	10:39	15319	401	-16	-34	0.57	AR 4405	56	B3
30	-2,664	02:27	03:12	07:45	15318	908	-27	-45	0.74	AR 4405	108	M7
30	-8	00:48	00:48	01:15	15317	5				AR 4403	10	B3
29	-266	23:18	23:36	00:39	15316	26	42	24	0.81	AR 4401	31
29	-26	22:18	22:21	22:48	15315	26	-35	-45	0.78	AR 4405	14
29	-121	21:00	21:39	22:12	15314	27	-26	-47	0.76	AR 4405	25	B2
29	-203	19:15	20:03	20:54	15313	20	-32	-50	0.80	AR 4405	37	B4
29	-12	17:33	17:33	18:00	15312	39	-20	-67	0.93	AR 4405	15
29	-6	16:36	16:36	17:06	15311	6				AR 4402	16
29	-11	13:36	13:36	14:21	15310	4				AR 4402	21
29	-27	12:42	12:42	13:24	15309	11	37	24	0.76	AR 4401	20
29	-4	07:42	07:42	07:42	15308	3				AR 4402	4

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 )