Solar Demon Dimming Detection (sc)

Science! running on SDO/AIA 211 Synoptic data
2 minute cadence, typical delay 7 days
(detection version 1.00)
(view all Solar Demon detection tools)

Overview of dimming 21058
Detector 14 day operating status:

Last detected dimming:
   205 hours and 6 minutes ago (2026-01-03 23:07 UTC)


Overview for dimming #:
   21058           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

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Details for dimming #: 21058          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-12-24 15:35:5910.00.00.00.00 , 0.008744512
2025-12-24 15:37:5920.00.00.00.00 , 0.008744513
2025-12-24 15:39:5930.00.00.00.00 , 0.008744514
2025-12-24 15:41:5940.00.00.00.00 , 1.008744515
2025-12-24 15:43:5950.00.00.00.00 , 1.108744516
2025-12-24 15:45:5960.00.00.00.00 , 1.038744517
2025-12-24 15:47:5970.00.00.00.00 , 1.258744518
2025-12-24 15:49:5980.00.00.00.00 , 1.528744519
2025-12-24 15:51:5990.00.00.00.00 , 2.098744520
2025-12-24 15:53:59100.00.00.00.00 , 2.708744521
2025-12-24 15:55:59110.00.00.00.00 , 2.988744522
2025-12-24 15:57:59120.00.00.00.00 , 2.508744523
2025-12-24 15:59:5913-0.3-3.1-11.20.1275.2-17.4-0.30, 0.130.332.978744524
2025-12-24 16:01:5914-0.5-4.2-10.40.1445.6-17.3-0.30, 0.130.331.438744525
2025-12-24 16:03:5915-1.2-5.5-8.90.41255.4-17.3-0.30, 0.130.331.398744526
2025-12-24 16:05:5916-2.1-5.9-8.80.72049.8-34.0-0.56, 0.200.590.008744527
2025-12-24 16:07:5917-3.0-8.0-9.01.029310.0-35.0-0.57, 0.210.610.008744528
2025-12-24 16:09:5918-3.7-9.3-9.21.234710.3-33.6-0.55, 0.210.590.008744529
2025-12-24 16:11:5919-4.8-9.3-9.31.54509.6-29.4-0.49, 0.200.530.008744530
2025-12-24 16:13:5920-5.9-9.6-9.41.95708.8-29.8-0.50, 0.190.530.008744531
2025-12-24 16:15:5921-6.7-10.0-10.02.06168.6-28.3-0.47, 0.180.510.008744532
2025-12-24 16:17:5922-7.8-10.9-10.62.26799.1-27.3-0.46, 0.190.500.008744533
2025-12-24 16:19:5923-9.2-11.2-10.82.679110.7-26.7-0.45, 0.220.500.008744534
2025-12-24 16:21:5924-9.8-12.1-11.12.782012.2-30.8-0.51, 0.250.560.008744535
2025-12-24 16:23:5925-12.1-12.0-10.23.6109311.0-27.8-0.46, 0.230.520.008744536
2025-12-24 16:25:5926-13.4-13.2-10.43.9119010.2-25.2-0.42, 0.210.482.988744537
2025-12-24 16:27:5927-14.7-14.0-10.74.2127510.2-25.0-0.42, 0.210.473.728744538
2025-12-24 16:29:5928-16.1-14.4-10.94.5136810.7-24.2-0.41, 0.220.468.378744539
2025-12-24 16:31:5929-17.6-15.3-10.94.9148710.1-23.3-0.39, 0.210.452.328744540
2025-12-24 16:33:5930-19.3-17.3-10.95.216039.3-23.6-0.40, 0.200.451.558744541
2025-12-24 16:35:5931-19.9-16.4-10.95.416729.9-22.4-0.38, 0.210.431.118744542
2025-12-24 16:37:5932-20.5-17.2-11.05.517059.0-22.3-0.38, 0.190.420.008744543
2025-12-24 16:39:5933-20.3-16.4-11.05.516968.7-22.1-0.38, 0.190.420.008744544
2025-12-24 16:41:5934-21.7-17.3-11.25.817819.0-21.7-0.37, 0.190.420.008744545
2025-12-24 16:43:5935-21.6-16.5-11.25.817808.8-22.5-0.38, 0.190.430.008744546
2025-12-24 16:45:5936-22.9-18.0-11.16.119018.8-21.3-0.36, 0.190.410.008744547
2025-12-24 16:47:5937-24.4-18.2-10.86.620509.0-21.4-0.36, 0.190.410.008744548
2025-12-24 16:49:5938-27.7-19.0-11.57.3225911.0-20.9-0.35, 0.230.420.008744549
2025-12-24 16:51:5939-28.5-21.2-11.37.4229310.3-20.3-0.35, 0.220.410.008744550
2025-12-24 16:53:5940-30.1-21.7-11.37.8239710.0-21.5-0.37, 0.210.420.008744551

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 )