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 21 minutes ago (2026-04-12 22:48 UTC)
Last detected dimming:
   2 hours and 57 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
intensitystartpeakend#max
drop
latlondist.
R☉
ARcountflare

April, 2026
12
-87
19:4819:4820:12154285620-40.45AR 441414
11
-30
16:1816:1816:45154272324-80.53AR 441615
11
-114
10:2110:2110:511542613523-110.52AR 441616
B5
 5
-7
02:4803:0303:54154186-1250.44AR 440928
 5
-2
00:0900:1200:36154173 AR 440915
B5

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 )