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 13200
Detector 24h operating status: Last processed image: 0 hours and 17 minutes ago (2025-07-30 11:21 UTC) Last detected dimming: 0 hours and 16 minutes ago (2025-07-30 11:21 UTC) Overview for dimming #: 13200 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 #: 13200
time seq # total
intensity max
intensity median
intensity area size lat lon x,y in R☉ dist.
R☉ detection Img ID

2025-07-02 20:36:11 1 0.0 0.0 0.0 0.0 0 , 0.00 3460350

2025-07-02 20:39:23 2 0.0 0.0 0.0 0.0 0 , 0.92 3460351

2025-07-02 20:42:11 3 0.0 0.0 0.0 0.0 0 , 0.96 3460352

2025-07-02 20:45:11 4 -0.1 -0.4 -16.6 0.0 6 , 1.44 3460353

2025-07-02 20:48:11 5 -1.0 -9.3 -14.6 0.2 60 , 0.00 3460358

2025-07-02 20:51:11 6 -1.9 -14.0 -16.0 0.4 114 , 3.99 3460359

2025-07-02 20:54:11 7 -3.0 -18.4 -15.9 0.6 168 , 0.91 3460360

2025-07-02 20:57:59 8 -4.9 -26.1 -17.1 0.8 250 5.6 -17.0 -0.29, 0.05 0.30 1.05 3460361

2025-07-02 21:00:35 9 -6.0 -29.9 -20.3 0.9 269 5.5 -17.1 -0.30, 0.05 0.30 0.99 3460364

2025-07-02 21:03:11 10 -6.1 -31.8 -23.8 0.8 250 5.5 -17.1 -0.30, 0.04 0.30 0.00 3460369

2025-07-02 21:06:11 11 -6.3 -32.7 -25.5 0.8 247 5.6 -17.0 -0.29, 0.05 0.30 0.00 3460370

2025-07-02 21:09:11 12 -6.3 -31.2 -22.6 0.9 267 5.6 -17.2 -0.30, 0.05 0.30 0.00 3460371

2025-07-02 21:12:11 13 -6.6 -31.4 -21.1 1.0 285 5.6 -17.2 -0.30, 0.05 0.30 0.99 3460372

2025-07-02 21:15:11 14 -7.3 -33.8 -21.0 1.0 311 5.6 -17.2 -0.30, 0.05 0.30 1.31 3460375

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
2025-07-02 20:36:11	1	0.0	0.0	0.0	0.0	0			,		0.00	3460350
2025-07-02 20:39:23	2	0.0	0.0	0.0	0.0	0			,		0.92	3460351
2025-07-02 20:42:11	3	0.0	0.0	0.0	0.0	0			,		0.96	3460352
2025-07-02 20:45:11	4	-0.1	-0.4	-16.6	0.0	6			,		1.44	3460353
2025-07-02 20:48:11	5	-1.0	-9.3	-14.6	0.2	60			,		0.00	3460358
2025-07-02 20:51:11	6	-1.9	-14.0	-16.0	0.4	114			,		3.99	3460359
2025-07-02 20:54:11	7	-3.0	-18.4	-15.9	0.6	168			,		0.91	3460360
2025-07-02 20:57:59	8	-4.9	-26.1	-17.1	0.8	250	5.6	-17.0	-0.29, 0.05	0.30	1.05	3460361
2025-07-02 21:00:35	9	-6.0	-29.9	-20.3	0.9	269	5.5	-17.1	-0.30, 0.05	0.30	0.99	3460364
2025-07-02 21:03:11	10	-6.1	-31.8	-23.8	0.8	250	5.5	-17.1	-0.30, 0.04	0.30	0.00	3460369
2025-07-02 21:06:11	11	-6.3	-32.7	-25.5	0.8	247	5.6	-17.0	-0.29, 0.05	0.30	0.00	3460370
2025-07-02 21:09:11	12	-6.3	-31.2	-22.6	0.9	267	5.6	-17.2	-0.30, 0.05	0.30	0.00	3460371
2025-07-02 21:12:11	13	-6.6	-31.4	-21.1	1.0	285	5.6	-17.2	-0.30, 0.05	0.30	0.99	3460372
2025-07-02 21:15:11	14	-7.3	-33.8	-21.0	1.0	311	5.6	-17.2	-0.30, 0.05	0.30	1.31	3460375