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 18 minutes ago (2026-03-21 11:00 UTC)
Last detected dimming:
   6 hours and 26 minutes ago (2026-03-21 04:51 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 15262

Overview of dimmings
intensitystartpeakend#max
drop
latlondist.
R☉
ARcountflare

March, 2026
21
-53
04:2404:2404:511526235 15
20
-182
10:1510:3311:24152611141.0729
20
-113
08:0008:0008:24152606923580.9114
19
-35
16:2416:2416:481525940-12140.26AR 439514
19
-14
14:1514:1514:421525829 AR 439515
19
-1
06:0606:0906:36152571 AR 439511
B7
18
-1,260
08:3608:4811:54152561,252-16110.24AR 439272
M1
18
-2
07:0007:0007:24152552 AR 439514
C2
18
-34
04:1804:1804:4515254401.1115
B4
18
-80
02:5102:5103:451525312-18-20.19AR 439224
B4
18
-634
01:0901:4202:3015252152-20-20.22AR 439233
C2
17
-39
23:0923:0923:481525119-33-790.9819
B3
17
-103
19:3619:3920:1815250891.0916
17
-55
12:0312:0312:541524932-26-90.37AR 439223
17
-174
09:0609:0909:5715248152-10-140.25AR 439223
C6
17
-69
07:2107:4208:061524735-860.10AR 439221
17
-924
02:5704:3306:211524670-19-40.23AR 439274
16
-7
15:3615:3616:00152457 AR 439314
16
-256
14:0614:5715:301524436-11-180.31AR 439434
C4
16
-1,467
12:1512:2413:5115243759-17-150.30AR 439238
M2
16
-36
09:3909:3910:181524227-12-670.9319
B7
15
-732
09:3610:0311:4515241330-29-460.76AR 439249
C6
15
-4
04:4504:4505:09152408 AR 439114
14
-93
23:5723:5700:361523843-2-570.85AR 439219
C1
14
-11
19:4819:5420:12152372110-70.32AR 438914
B5
14
-61
13:1213:1213:36152363624-200.60AR 439314
B3
14
-56
02:2402:2702:51152357120-180.55AR 439315

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 )