Solar Demon Dimming Detection (sc)

Science! running on SDO/AIA 211 Synoptic data
2 minute cadence, typical delay 7 days
(detection version 1.00)

Detector 14 day operating status:

Last detected dimming:
   214 hours and 30 minutes ago (2025-10-17 23:57 UTC)

Filters (location)
   -- All locations
   On-disc
   Off-disc
Filters (intensity)
   -- All intensities
   At least -100K
   At least -300K
   At least -900K
Filters (time)
   Show all
   Last week
   -- Last 30 days
   Last 365 days

Dimming 20493

Overview of dimmings

	intensity	start	peak	end	#	max drop	lat	lon	dist. R☉	AR	count	flare
October, 2025
17	0	23:53	23:53	23:57	20493	1				AR 4252	11	C4
17	-55	22:55	22:59	23:29	20492	37	-13	36	0.65	AR 4250	26
17	-18	22:09	22:17	22:49	20491	6			1.07		29	C2
17	-333	20:17	20:37	21:49	20490	64			1.08		54	A9
17	-341	16:25	17:01	19:41	20489	31			1.06		107	C7
17	-453	11:23	11:35	13:41	20488	45			1.14		78	B5
17	-36	08:51	08:57	09:41	20487	15	-1	42	0.68	AR 4250	34
17	-30	08:11	08:11	08:47	20486	16	-1	34	0.58	AR 4250	27
17	-13	07:31	07:33	07:57	20485	8	-24	12	0.54	AR 4252	22	C4
17	-96	05:25	06:03	07:11	20484	59	10	36	0.59	AR 4250	62	C1
17	-25	04:33	04:37	05:03	20483	63			1.14		24
17	-16	01:57	01:57	02:53	20482	23				AR 4252	37	C6
17	-1	00:45	00:47	01:23	20481	2				AR 4252	28	B2
16	-10	22:05	22:07	22:31	20480	10			1.12		22	A8
16	-72	20:17	20:17	21:13	20479	18	-4	45	0.73	AR 4248	36
16	-17	17:37	17:37	18:01	20478	30	11	54	0.82	AR 4246	21	B1
16	-16	15:23	15:41	16:49	20477	11	6	44	0.70	AR 4248	52	B4
16	-13	13:37	13:49	14:13	20476	21				AR 4252	27
16	-9	12:53	12:53	13:17	20475	7				AR 4252	21	B8
16	-115	11:25	11:27	12:39	20474	38	-12	33	0.61	AR 4248	46	A8
16	-238	09:17	09:29	11:21	20473	154	28	73	0.96	AR 4246	71	B1
16	-50	08:13	08:27	08:59	20472	29	-3	35	0.60	AR 4248	32	B2
16	-7	06:59	07:23	07:49	20471	9	17	68	0.93	AR 4246	34
16	-12	04:39	04:39	05:03	20470	19	27	75	0.97	AR 4246	21	B5
16	-16	04:07	04:07	04:33	20469	11			1.05		22	B5
15	-1,421	21:39	22:53	03:49	20468	90	24	49	0.79	AR 4246	194
15	-12	21:05	21:11	21:35	20467	7				AR 4251	24	B2
15	-19	19:59	19:59	20:23	20466	26	-14	22	0.50	AR 4248	21	B9
15	-48	18:57	19:01	19:31	20465	43				AR 4250	26	B3
15	-11	18:13	18:25	18:51	20464	29	26	42	0.71	AR 4246	25	C2
15	-39	11:33	11:37	12:03	20463	34	26	58	0.86	AR 4246	24	B1
15	-56	10:59	10:59	11:23	20462	20	1	23	0.40	AR 4248	21	C2
15	-41	10:01	10:27	10:53	20461	42	17	42	0.68	AR 4246	35	C2
15	-6	09:27	09:29	09:53	20460	3	4	24	0.41	AR 4248	22	B2
15	-13	07:41	07:55	08:25	20459	32	22	51	0.80	AR 4246	31	M2
15	-643	03:25	04:57	06:15	20458	259	27	50	0.79	AR 4246	94	M2
15	-72	01:55	02:43	03:13	20457	32	28	46	0.76	AR 4246	48
15	-38	00:19	00:21	01:09	20456	8	31	40	0.72	AR 4246	34	A9
14	-59	22:45	23:05	23:57	20455	6	27	46	0.75	AR 4246	45	B3
14	-346	19:41	19:43	22:37	20454	62	29	33	0.63	AR 4246	96	B3
14	-35	18:39	18:53	19:21	20453	12	1	12	0.23	AR 4248	30	B3
14	-150	16:45	17:59	18:27	20452	7	8	18	0.31	AR 4248	60
14	-150	13:55	15:19	16:23	20451	39	23	43	0.71	AR 4246	83	B9
14	-185	12:49	12:55	13:45	20450	131	3	8	0.15	AR 4248	37	C7
14	-6	11:59	12:01	12:29	20449	12	20	37	0.63	AR 4246	24
14	-27	11:21	11:23	11:47	20448	13	6	-59	0.86	AR 4252	22	C1
14	-330	07:41	08:21	10:49	20447	67	27	37	0.67	AR 4246	103
14	-1	07:11	07:11	07:37	20446	3				AR 4250	22	B2
14	-127	05:25	05:39	06:03	20445	59	7	-56	0.84	AR 4252	28	C1
14	-196	04:21	04:37	05:21	20444	88	23	-61	0.89		39	B1
13	-963	23:59	00:59	04:07	20443	35	20	-63	0.90		133	C6
13	-20	22:37	22:37	23:11	20442	7	30	27	0.58	AR 4246	26	B2
13	-16	21:09	21:13	21:39	20441	6	29	27	0.57	AR 4246	24
13	-9	19:21	19:21	19:47	20440	10				AR 4248	22	C4
13	-503	15:37	17:07	18:01	20439	19	1	-10	0.20	AR 4250	81	C3
13	-550	13:07	13:13	15:25	20438	336	28	28	0.57	AR 4246	78	C7
13	-424	09:39	11:03	12:17	20437	35	12	22	0.38	AR 4246	88	C4
13	-63	08:31	08:35	09:19	20436	41	22	13	0.35	AR 4246	33	B4
13	-1,294	04:05	05:21	07:59	20435	140	17	11	0.27	AR 4246	126	C9
13	-558	00:09	00:27	03:03	20434	169	25	20	0.46	AR 4246	96	C5
12	-22	22:43	22:43	23:07	20433	10				AR 4248	21
12	-90	20:43	21:31	22:15	20432	17	23	10	0.33	AR 4246	54	C3
12	-103	18:57	19:31	20:07	20431	39	3	-27	0.47	AR 4250	44
12	-3	16:45	16:45	17:09	20430	6	25	5	0.33	AR 4246	21	C1
12	-1,039	13:21	14:03	16:41	20429	679	22	22	0.45	AR 4246	109	C6
12	-44	12:15	12:45	13:09	20428	6	4	-17	0.30	AR 4248	36	B3
12	-210	10:45	11:07	11:49	20427	187	23	24	0.48	AR 4246	41	B5
12	-14	08:57	08:57	09:21	20426	17			1.02		21
12	-42	07:59	08:11	08:39	20425	20			1.02		29
12	-156	05:47	05:55	06:29	20424	252	24	19	0.43	AR 4246	30	B1
12	-129	00:27	00:39	01:11	20423	221	26	14	0.41	AR 4246	31	B1
11	-51	23:33	23:33	00:05	20422	69	24	12	0.37	AR 4246	25
11	-183	22:01	22:13	22:47	20421	23	-15	41	0.72	AR 4247	32
11	-637	17:07	17:51	18:55	20420	261			1.12		63
11	-23	15:59	15:59	16:23	20419	30	27	1	0.36	AR 4246	21	B1
11	-27	14:33	14:33	15:01	20418	30	5	-43	0.69	AR 4248	23
11	-37	12:17	12:23	12:49	20417	9	5	-49	0.76	AR 4248	25	B6
11	-191	10:39	10:43	11:33	20416	347	25	4	0.33	AR 4246	36	B6
11	-68	08:59	08:59	09:23	20415	19	-31	-56	0.91	AR 4249	21
11	-347	01:13	01:33	02:41	20414	105	36	-18	0.57	AR 4246	53
10	-23	22:11	22:11	22:57	20413	8	21	-12	0.33		32	B6
10	-82	20:19	20:19	20:55	20412	71	22	-14	0.36		27	B9
10	-39	06:27	06:29	07:01	20411	97	-32	-9	0.64		26	C1
9	-40	20:51	21:13	21:53	20410	4			1.12		39
9	-32	18:39	18:43	19:49	20409	25				AR 4247	44	B3
9	0	15:39	15:41	16:09	20408	0				AR 4247	24
9	-415	12:21	12:37	13:29	20407	259			1.14		43	C8
9	-17	10:03	10:03	10:29	20406	6				AR 4247	22	B2
9	-615	04:21	04:49	06:07	20405	61	32	-44	0.76		62	B7
8	-2	02:55	02:55	03:19	20404	7	-20	-70	0.97		21
8	-1	00:31	00:31	00:55	20403	4				AR 4247	21
7	-52	22:45	22:49	23:39	20402	86	28	-47	0.77	AR 4246	36
7	-66	20:33	20:33	21:07	20401	51	16	73	0.96	AR 4236	21
7	-449	05:43	06:37	08:01	20400	78	-20	-55	0.88	AR 4244	78
7	-3	02:17	02:41	03:59	20399	2	17	47	0.74	AR 4235	60
6	-49	20:41	20:43	21:49	20398	8				AR 4242	42	C2
6	-18	15:23	15:23	15:47	20397	40	-12	60	0.89	AR 4232	21	B2
6	-29	10:03	10:03	10:27	20396	42			1.13		21	B5
6	-403	08:17	09:03	09:53	20395	383			1.14		57	B3
6	-230	03:45	03:55	05:17	20394	127	-12	-41	0.71	AR 4244	55
6	-21	02:29	02:35	03:05	20393	12	-20	-58	0.90	AR 4244	27
6	-304	00:25	01:09	02:17	20392	359			1.03		65	C2
5	-65	22:51	23:19	23:57	20391	13	-11	-45	0.75		42	B1
5	-17	21:03	21:03	21:29	20390	25				AR 4242	22
5	-115	19:57	20:01	20:57	20389	13			1.16		39
5	-12	18:17	18:19	18:45	20388	25			1.14		23	B2
5	-25	16:41	17:05	17:57	20387	80			1.12		47	B1
5	-5	15:59	15:59	16:23	20386	3	20	-40	0.66	AR 4243	21
5	-85	13:25	13:51	14:27	20385	17			1.12		40	B7
5	-106	12:23	12:25	13:21	20384	195			1.15		38
5	-86	10:45	10:49	11:43	20383	23			1.16		38	A8
5	-11	09:53	09:55	10:23	20382	6			1.13		24	B2
5	-134	07:15	07:35	08:25	20381	102			1.11		44
5	-117	05:39	05:45	06:25	20380	127			1.15		32
5	-168	03:57	03:57	05:25	20379	34			1.22		53	B3
5	-4	02:27	02:27	02:51	20378	16			1.16		21	A8
4	-347	23:27	23:29	02:21	20377	32				AR 4241	96	B5
4	-65	22:11	22:23	22:51	20376	14	-4	-19	0.37	AR 4242	29	B2
4	-78	21:01	21:09	21:47	20375	50	-6	-18	0.38	AR 4242	32	B2
4	-558	16:41	16:41	19:31	20374	194			1.18		94
4	-24	14:37	14:37	15:09	20373	6	-13	-26	0.55	AR 4242	25	B4
4	-208	07:39	08:53	09:37	20372	28			1.19		68	B1
4	-7	05:41	05:57	06:23	20371	12				AR 4241	30	B6
4	-298	03:57	04:31	05:35	20370	221			1.17		58	B7
4	-17	03:15	03:17	03:41	20369	44	-4	19	0.38	AR 4232	22	C2
3	-11	20:35	21:01	21:29	20367	6			1.18		35	B7
3	-34	17:03	17:03	17:29	20366	55				AR 4232	22
3	-4	16:23	16:27	16:59	20365	6				AR 4232	27
3	-467	14:13	14:47	16:17	20364	92	4	21	0.37	AR 4236	71	C4
3	-8	13:25	13:27	14:05	20363	9	12	27	0.46	AR 4236	29
3	-122	12:29	12:31	13:15	20362	86			1.23		32
3	-1,881	05:03	05:23	07:47	20361	2,115	17	3	0.18	AR 4233	91	C6
2	-508	22:05	23:13	00:29	20360	26	20	-25	0.47	AR 4241	81
2	-65	21:19	21:35	22:01	20359	16	18	-28	0.51	AR 4241	30
2	-40	17:21	17:21	17:45	20358	80	17	42	0.68		21	B8
2	0	14:01	14:01	14:27	20357	1				AR 4232	22	B4
2	-65	12:25	12:43	13:27	20356	62	0	-10	0.21	AR 4232	40
2	-313	07:11	07:15	09:01	20355	349	26	-26	0.52	AR 4235	64
2	-304	01:57	02:17	03:45	20353	145			1.22		63	C3
1	-50	23:25	23:47	23:57	20352	31	-9	-9	0.32	AR 4232	25	A9
1	-151	21:11	22:27	23:11	20351	94	1	-23	0.41	AR 4232	69	A7
1	-1,488	08:25	10:15	12:55	20350	387	13	-27	0.46	AR 4233	140	C2
1	-293	06:25	06:25	08:21	20349	26			1.02		67
1	-1	04:31	04:35	05:25	20348	2				AR 4236	36	B1
1	-64	01:59	02:25	03:29	20346	86	-11	37	0.66	AR 4230	54	C4
1	-1	01:23	01:25	01:55	20345	2				AR 4236	25	C4
September, 2025
30	-3	21:03	21:03	21:27	20342	5				AR 4236	21	B2
30	-257	18:13	18:23	20:23	20341	80	24	-77	0.98		68	B2
30	-37	17:33	17:35	18:07	20340	11	-24	18	0.59	AR 4230	26
30	0	15:51	15:51	16:15	20339	1				AR 4237	21	B1
30	-45	12:59	13:09	13:33	20337	22	-1	-34	0.58	AR 4232	26	B6
30	-16	12:25	12:25	12:49	20336	47	1	-27	0.46	AR 4232	21	C5
30	-556	08:21	09:45	11:01	20335	108			1.12		89	M2
30	-8	07:17	07:23	07:47	20334	11	1	-28	0.48	AR 4232	24	B3
30	-12	06:45	06:57	07:11	20333	9	0	58	0.86	AR 4226	22	B3
30	-4	05:43	05:43	06:17	20332	5				AR 4237	26	B2
30	-87	04:21	04:31	05:13	20331	194	0	-34	0.57	AR 4232	35	B6
30	-2	03:41	03:41	04:07	20330	3				AR 4237	22	B5
30	-3	03:01	03:01	03:25	20329	3				AR 4237	21	B5
30	-49	01:01	01:01	02:05	20328	13	-1	-50	0.78	AR 4232	41	C6
29	-3	22:47	23:27	23:55	20327	4				AR 4230	43	B3
29	-4	22:09	22:09	22:33	20326	6				AR 4230	21	B4
29	-19	19:49	20:15	20:45	20325	5	9	-46	0.72	AR 4232	37	B9
29	-146	16:39	17:49	18:31	20324	23	-3	-66	0.93	AR 4232	65	B2
29	-46	13:51	14:31	16:01	20323	74	-6	-46	0.75	AR 4232	74	C1
29	-134	11:21	12:23	13:39	20322	5	-7	-40	0.68	AR 4232	78	C2
29	-1	10:29	10:29	10:57	20321	0				AR 4230	23	B2
29	-5	09:15	09:15	09:39	20320	4				AR 4230	21	B1
29	-39	07:37	07:39	08:11	20319	37	-4	7	0.24	AR 4230	26	C2
29	-10	05:57	05:59	06:51	20318	13	8	-35	0.58	AR 4236	36
29	-1	05:11	05:11	05:35	20317	3	4	-42	0.67	AR 4232	21	C2
29	-179	03:23	03:47	05:03	20316	97	-7	-41	0.70	AR 4232	59	C2
29	-66	01:49	02:03	03:05	20315	37	-8	-49	0.79	AR 4232	44	M3
29	-150	00:09	00:15	01:45	20314	42			1.19		56	C2
28	-16	22:45	22:49	23:45	20313	8				AR 4230	39	B2
28	-1	21:29	21:39	22:27	20312	3	22	-47	0.75	AR 4233	38	C3
28	-118	19:59	20:13	21:21	20311	43	-3	-49	0.77	AR 4232	49	C4
28	-30	18:05	18:33	19:05	20310	107	-4	-50	0.79	AR 4232	39	B2
28	-9	17:15	17:17	17:53	20309	15	5	-49	0.76	AR 4232	28	C1
28	0	16:13	16:13	16:39	20307	0				AR 4230	22
28	-37	14:59	15:19	16:03	20306	43	-14	17	0.46	AR 4230	41	B1
28	-94	13:17	13:37	14:21	20305	92			1.07		41	C4
28	0	12:07	12:07	12:31	20304	1				AR 4230	21	C2
28	-18	11:17	11:17	11:59	20303	30	2	-53	0.80	AR 4232	30	C1
28	-38	09:57	09:59	10:45	20302	11	1	-54	0.82	AR 4232	33	B3
28	-63	08:27	08:51	09:31	20301	37			1.00		41	M3
28	-2	05:11	05:11	05:37	20299	4				AR 4230	22	B9
28	-3	02:13	02:13	02:39	20298	3	0	-59	0.87	AR 4232	22	B2
28	-5	00:39	01:11	01:47	20297	3				AR 4230	43	B7
27	-9	21:01	21:03	21:39	20296	16	29	-66	0.92	AR 4232	28	B6
27	-16	20:21	20:25	20:55	20295	25	27	-63	0.90	AR 4232	26	C3
27	-30	19:31	19:31	19:55	20294	34	10	-10	0.19	AR 4230	21	C3
27	-289	17:57	18:01	18:59	20293	731	3	-66	0.92	AR 4232	40	C3
27	-52	16:39	16:55	17:41	20292	44				AR 4228	40	C1
27	-90	13:47	14:13	14:51	20291	15	-10	-64	0.92	AR 4232	41	B7
27	0	12:49	12:49	13:13	20290	0				AR 4228	21	C1
27	-4	11:57	12:09	12:41	20289	5				AR 4228	31	C1
27	-77	10:03	10:07	11:45	20288	12	5	-68	0.93	AR 4232	60	B7
27	-10	09:05	09:15	09:55	20287	25				AR 4228	34	B4
27	-87	07:15	07:17	08:49	20286	39	-8	-71	0.96	AR 4232	56	C5
27	-21	05:45	06:11	06:53	20285	14	19	-58	0.86	AR 4232	43	B8
27	-171	03:29	03:45	05:39	20284	9				AR 4228	74	C4
27	-8	02:41	02:43	03:19	20283	13				AR 4228	28	B8
27	-139	00:07	00:47	01:37	20281	31	-6	-53	0.82	AR 4232	54	C2
26	-65	22:53	23:09	23:33	20280	40				AR 4228	29	B6
26	-790	17:53	20:07	22:47	20279	219	-1	-55	0.84		155	M1
26	-12	17:25	17:31	17:49	20278	21				AR 4228	21	C1
26	-14	14:23	14:29	15:01	20277	3	-7	-7	0.27	AR 4226	28	B2
26	-1	13:17	13:17	13:41	20276	7				AR 4228	21
26	-8	11:51	11:59	12:41	20275	8				AR 4228	34	B2
26	-7	11:19	11:19	11:43	20274	10				AR 4228	21	B1
26	-11	08:57	08:59	09:59	20273	12				AR 4228	40
26	-90	07:29	08:27	08:53	20272	87	17	-70	0.94		51
26	-16	04:35	04:35	05:07	20271	19			1.18		25
26	-200	01:59	03:45	04:29	20270	12	-19	-43	0.77	AR 4230	84	B3
26	-6	01:15	01:21	01:39	20269	10	-11	-56	0.86	AR 4230	21	B1
26	-25	00:39	00:39	01:07	20268	14	5	21	0.36	AR 4225	23	B1

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 )