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 13490
Detector 24h operating status: Last processed image: 0 hours and 18 minutes ago (2025-08-04 13:39 UTC) Last detected dimming: 1 hours and 51 minutes ago (2025-08-04 12:06 UTC) Overview for dimming #: 13490 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 #: 13490
time seq # total
intensity max
intensity median
intensity area size lat lon x,y in R☉ dist.
R☉ detection Img ID

2025-08-02 11:48:11 1 0.0 0.0 0.0 0.0 0 , 0.00 3488844

2025-08-02 11:51:11 2 0.0 0.0 0.0 0.0 0 , 0.00 3488846

2025-08-02 11:54:11 3 0.0 0.0 0.0 0.0 0 , 0.00 3488847

2025-08-02 11:57:11 4 -1.8 -7.7 -9.1 0.6 158 3.1 26.3 0.45, -0.04 0.45 0.00 3488851

2025-08-02 12:00:11 5 -4.0 -12.3 -9.7 1.2 335 3.1 26.4 0.45, -0.04 0.45 0.00 3488853

2025-08-02 12:03:11 6 -6.2 -15.0 -8.9 1.9 522 2.9 26.6 0.45, -0.04 0.45 2.94 3488854

2025-08-02 12:06:11 7 -6.3 -15.9 -9.1 1.8 510 3.0 26.6 0.45, -0.04 0.45 1.88 3488857

2025-08-02 12:09:11 8 -6.8 -15.3 -9.6 1.9 543 3.1 26.4 0.45, -0.04 0.45 1.31 3488858

2025-08-02 12:12:11 9 -6.4 -14.9 -9.2 1.9 526 2.9 26.7 0.45, -0.04 0.46 0.00 3488862

2025-08-02 12:15:11 10 -8.4 -15.9 -9.8 2.4 672 2.9 27.1 0.46, -0.04 0.46 0.00 3488863

2025-08-02 12:18:11 11 -9.6 -16.9 -10.3 2.6 727 2.8 27.7 0.47, -0.04 0.47 0.00 3488864

2025-08-02 12:21:11 12 -11.0 -18.3 -10.8 2.8 778 2.8 27.6 0.47, -0.04 0.47 0.00 3488866

2025-08-02 12:24:11 13 -11.4 -19.6 -11.2 2.9 802 2.6 28.0 0.48, -0.05 0.48 0.00 3488869

2025-08-02 12:27:11 14 -12.6 -20.6 -10.9 3.1 873 2.5 28.0 0.48, -0.05 0.48 0.00 3488870

2025-08-02 12:30:11 15 -14.2 -21.9 -11.1 3.5 985 2.7 27.9 0.47, -0.04 0.48 0.00 3488874

2025-08-02 12:33:11 16 -16.5 -23.2 -11.0 3.9 1085 2.6 28.3 0.48, -0.05 0.48 0.00 3488875

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
2025-08-02 11:48:11	1	0.0	0.0	0.0	0.0	0			,		0.00	3488844
2025-08-02 11:51:11	2	0.0	0.0	0.0	0.0	0			,		0.00	3488846
2025-08-02 11:54:11	3	0.0	0.0	0.0	0.0	0			,		0.00	3488847
2025-08-02 11:57:11	4	-1.8	-7.7	-9.1	0.6	158	3.1	26.3	0.45, -0.04	0.45	0.00	3488851
2025-08-02 12:00:11	5	-4.0	-12.3	-9.7	1.2	335	3.1	26.4	0.45, -0.04	0.45	0.00	3488853
2025-08-02 12:03:11	6	-6.2	-15.0	-8.9	1.9	522	2.9	26.6	0.45, -0.04	0.45	2.94	3488854
2025-08-02 12:06:11	7	-6.3	-15.9	-9.1	1.8	510	3.0	26.6	0.45, -0.04	0.45	1.88	3488857
2025-08-02 12:09:11	8	-6.8	-15.3	-9.6	1.9	543	3.1	26.4	0.45, -0.04	0.45	1.31	3488858
2025-08-02 12:12:11	9	-6.4	-14.9	-9.2	1.9	526	2.9	26.7	0.45, -0.04	0.46	0.00	3488862
2025-08-02 12:15:11	10	-8.4	-15.9	-9.8	2.4	672	2.9	27.1	0.46, -0.04	0.46	0.00	3488863
2025-08-02 12:18:11	11	-9.6	-16.9	-10.3	2.6	727	2.8	27.7	0.47, -0.04	0.47	0.00	3488864
2025-08-02 12:21:11	12	-11.0	-18.3	-10.8	2.8	778	2.8	27.6	0.47, -0.04	0.47	0.00	3488866
2025-08-02 12:24:11	13	-11.4	-19.6	-11.2	2.9	802	2.6	28.0	0.48, -0.05	0.48	0.00	3488869
2025-08-02 12:27:11	14	-12.6	-20.6	-10.9	3.1	873	2.5	28.0	0.48, -0.05	0.48	0.00	3488870
2025-08-02 12:30:11	15	-14.2	-21.9	-11.1	3.5	985	2.7	27.9	0.47, -0.04	0.48	0.00	3488874
2025-08-02 12:33:11	16	-16.5	-23.2	-11.0	3.9	1085	2.6	28.3	0.48, -0.05	0.48	0.00	3488875