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:
   221 hours and 6 minutes ago (2025-10-02 23:57 UTC)

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   Last 365 days

Dimming 20360

Overview of dimmings

	intensity	start	peak	end	#	max drop	lat	lon	dist. R☉	AR	count	flare
October, 2025
2	-487	22:05	23:13	23:57	20360	26	20	-25	0.47	AR 4241	65
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
25	-73	23:35	00:05	00:21	20267	18	5	20	0.35	AR 4225	32
25	-12	22:47	22:49	23:31	20266	13				AR 4226	31	B2
25	-1	20:37	20:37	21:01	20265	2				AR 4226	20	B4
25	-14	19:51	20:01	20:29	20264	4	-25	-51	0.87	AR 4230	28
25	-5	18:57	19:03	19:27	20263	10				AR 4226	24	B7
25	-117	16:57	17:45	18:25	20262	6	-6	-30	0.55	AR 4230	53	A8
25	-88	14:43	15:27	16:01	20261	20	0	36	0.60	AR 4225	48	B2
25	-321	11:33	12:31	14:31	20260	153	-30	-67	0.97		98	B5
25	-29	10:37	10:41	11:17	20259	34				AR 4226	29	B6
25	-16	08:31	08:31	09:17	20258	5				AR 4226	32
25	-1	07:35	07:35	08:01	20257	7				AR 4226	22	B2
25	-198	05:01	06:01	06:41	20256	35	-19	-54	0.87	AR 4230	59	B4
25	-16	04:09	04:29	04:55	20255	29	12	32	0.53	AR 4225	32	C1
25	-65	02:07	03:13	04:01	20254	36	-21	-64	0.94	AR 4230	66	B2
24	-189	22:59	23:27	01:37	20253	12	-30	-24	0.70	AR 4227	88	C1
24	-122	20:55	21:23	22:47	20252	13	-4	29	0.51	AR 4225	64	B6
24	-256	17:05	19:27	20:07	20251	14			1.01		100	C8
24	-30	14:51	15:37	16:55	20250	6	-3	-21	0.40	AR 4226	64	A7
24	-517	10:35	11:07	12:55	20249	79	-1	-23	0.42	AR 4226	75	B8
24	-38	08:57	09:31	10:31	20248	113				AR 4225	56	C4
24	-15	08:09	08:15	08:39	20247	52	-20	-70	0.97		24
24	-1,178	02:11	03:43	07:51	20246	20	-12	-54	0.85	AR 4228	179	C2
24	-30	01:07	01:21	02:05	20245	5			1.06		38	B6
23	-85	20:39	21:33	22:03	20242	3	-2	-39	0.64	AR 4228	46
23	-67	19:35	20:09	20:33	20241	26			1.08		25
23	-9	18:33	18:35	18:59	20240	11				AR 4225	22	B3
23	-14	17:13	17:49	18:15	20239	7				AR 4225	40	B3
23	0	16:39	16:43	17:03	20238	0				AR 4225	21
23	-62	15:41	15:55	16:25	20237	21	-5	32	0.57	AR 4224	31	B2
23	-26	13:43	14:03	14:37	20236	4			1.09		36	B1
23	-13	13:11	13:13	13:37	20235	8			1.10		22
23	-104	10:25	10:55	11:55	20234	14	-13	34	0.64	AR 4217	54	C9
23	-380	07:11	09:15	09:43	20233	20			1.09		85	B7
23	-7	06:15	06:15	06:39	20232	11	3	-22	0.38	AR 4225	21
23	-9	05:35	05:47	05:59	20231	5				AR 4225	21
23	-1	03:15	03:17	03:45	20230	1				AR 4225	24	B1
23	-19	02:07	02:11	02:31	20229	17			1.11		21
23	-38	00:13	00:31	00:55	20228	13			1.11		30	B2
22	-14	23:15	23:23	23:47	20227	9			1.10		25
22	-33	22:15	22:15	22:47	20226	21	-29	33	0.75	AR 4217	25
22	-23	20:49	21:05	21:33	20225	10			1.13		30
22	-1	19:49	20:01	20:33	20224	1				AR 4225	31	B1
22	-14	18:49	18:49	19:13	20223	16	-30	31	0.75	AR 4217	21
22	-588	14:51	16:39	17:39	20222	33			1.01		93	C2
22	-2	10:03	10:25	10:49	20221	4	-22	30	0.67	AR 4217	32
22	-7	09:01	09:01	09:51	20220	21				AR 4225	34
22	-138	06:03	06:05	07:25	20219	152				AR 4225	50
22	-23	03:01	03:01	03:29	20218	34	20	-41	0.67	AR 4228	23
22	-283	01:23	02:01	02:33	20217	46	-47	-45	0.93	AR 4227	44
21	-108	22:27	22:49	23:35	20216	30			1.08		43
21	0	21:21	21:31	21:59	20215	2				AR 4224	28	C3
21	-116	19:53	20:23	20:57	20214	108			1.01		41	B2
21	0	18:05	18:05	18:29	20212	1				AR 4224	21	B6
21	-2	15:57	16:35	17:07	20211	6				AR 4224	44
21	-38	14:23	14:41	15:09	20210	17			1.17		32	B3
21	-31	12:53	12:57	13:35	20209	13				AR 4224	30
21	-1	09:57	10:19	10:49	20208	0	-8	14	0.35	AR 4217	35	B1
21	-2	07:47	07:47	08:11	20207	4				AR 4224	21
21	-259	05:03	05:23	07:31	20206	103	-25	8	0.55	AR 4217	83	B3
21	-116	02:59	03:13	03:51	20205	37	10	12	0.22	AR 4221	35	B2
21	-14	01:39	01:43	02:03	20204	14	-26	4	0.56	AR 4217	21	B3
20	-6	23:29	23:29	23:53	20203	11				AR 4221	21
20	-6	21:21	21:21	22:33	20202	2				AR 4221	45	B1
20	-53	19:59	20:31	21:07	20201	5	0	-52	0.80	AR 4225	42	C2
20	-11	13:49	14:17	14:43	20200	10	-3	2	0.18	AR 4221	36
20	-8	13:07	13:11	13:39	20199	11	-21	-14	0.53	AR 4223	25
20	0	12:35	12:37	13:01	20198	1				AR 4221	22
20	-14	11:43	11:43	12:13	20197	11	20	26	0.49	AR 4222	24	B2
20	0	10:55	10:57	11:21	20196	1	-20	-16	0.53	AR 4223	22
20	0	10:05	10:09	10:33	20195	1				AR 4221	23
20	0	08:17	08:21	08:47	20194	1	-20	-3	0.46	AR 4217	24
20	-42	05:25	05:43	06:19	20192	14	19	36	0.60	AR 4216	36
20	-41	04:33	04:45	05:19	20191	39			1.06		32	B9
20	0	02:35	02:35	03:01	20190	0				AR 4221	22	B1
20	-237	00:39	01:15	02:31	20189	184	-24	-55	0.89		65	B3
19	-3	23:23	23:31	00:17	20188	5				AR 4221	36
19	-21	21:23	21:41	22:13	20186	33				AR 4221	34	C9
19	-499	15:09	17:57	18:35	20185	66	-9	21	0.45	AR 4220	112
19	-148	10:53	12:39	13:35	20184	62	-7	-65	0.92	AR 4225	90	B6
19	-29	07:55	07:59	08:51	20183	11				AR 4221	37
19	-78	06:05	07:07	07:47	20182	82	-9	-19	0.43	AR 4217	60	B4
19	-5	00:29	00:29	00:59	20181	5				AR 4221	24	B1
18	-39	22:49	22:59	23:25	20180	28			1.17		27	C1
18	-27	22:15	22:15	22:45	20179	13				AR 4221	24	C1
18	-12	18:55	18:55	19:19	20178	4	-14	13	0.42	AR 4220	21
18	-4	17:45	18:05	18:31	20177	3	20	-49	0.77	AR 4225	32	B4
18	-29	16:07	16:27	16:59	20176	17	22	-51	0.79	AR 4225	35	B6
18	-74	14:55	15:03	15:43	20175	128	20	-64	0.90	AR 4225	33	B7
18	-4	12:03	12:03	12:27	20174	5				AR 4216	21
18	-317	05:53	07:01	07:27	20173	70	-9	9	0.33	AR 4220	56
18	-1	00:17	00:17	00:41	20172	2				AR 4216	21	C1
17	-18	23:37	23:37	00:03	20171	30	-11	0	0.32	AR 4220	22	C1
17	-128	22:11	22:33	23:21	20170	20	-14	3	0.37	AR 4220	44	B4
17	-27	18:31	18:31	18:57	20169	24	-12	-5	0.34	AR 4220	22
17	-50	18:01	18:01	18:27	20168	38	-12	-8	0.35	AR 4220	22
17	-78	15:31	15:51	16:19	20167	34	-16	-4	0.40	AR 4220	33	B4
17	-301	11:53	13:41	14:35	20166	8	-11	-4	0.32	AR 4220	90	B1
17	-6	08:57	09:11	09:41	20165	9	18	-21	0.41	AR 4222	31
17	-28	07:35	07:35	08:05	20164	20	-15	-9	0.40	AR 4220	24
16	-12	17:21	17:25	17:55	20163	9	17	-32	0.54	AR 4216	26	B4
16	-199	13:57	14:03	15:39	20162	32			1.19		60	B1
16	-135	12:29	12:39	13:41	20161	15			1.20		45
15	-259	21:21	22:05	22:51	20160	83			1.15		54
15	-56	19:43	19:45	20:09	20159	22	-19	-34	0.68	AR 4217	22
15	-1	10:09	10:11	10:43	20158	3					26	B6
14	-8	14:07	14:07	14:33	20156	7					22	B3
14	-616	11:41	12:23	13:13	20155	33	13	-59	0.86	AR 4216	55	B7
14	-803	08:11	09:31	10:43	20154	95			1.16		85
13	-36	08:51	08:51	09:21	20153	16			1.13		24
13	-58	06:35	06:43	07:21	20152	14			1.15		32
12	-80	14:47	14:53	15:37	20151	22			1.02		34
12	-68	03:03	03:05	03:41	20150	33			1.14		28

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 )