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 21027
Detector 14 day operating status:

Last detected dimming:
   203 hours and 25 minutes ago (2026-01-03 23:07 UTC)


Overview for dimming #:
   21027           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 #: 21027          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-12-21 02:09:5910.00.00.00.00 , 0.008739789
2025-12-21 02:11:5920.00.00.00.00 , 0.008739790
2025-12-21 02:13:593-0.8-9.8-24.10.037 , 0.008739791
2025-12-21 02:15:594-3.0-20.0-14.00.0178 , 0.008739792
2025-12-21 02:17:595-6.8-26.5-13.90.0395-1.15, 0.191.160.008739793
2025-12-21 02:19:596-10.0-31.5-15.20.0553-1.14, 0.191.160.848739794
2025-12-21 02:21:597-13.2-35.5-16.20.0694-1.14, 0.191.160.858739795
2025-12-21 02:23:598-16.5-37.2-17.80.0815-1.14, 0.191.160.958739796
2025-12-21 02:25:599-22.6-39.7-19.30.01062-1.14, 0.191.151.458739797
2025-12-21 02:27:5910-26.9-40.7-20.40.01236-1.14, 0.191.151.268739798
2025-12-21 02:29:5911-33.9-43.3-21.00.01492-1.13, 0.191.151.848739799
2025-12-21 02:31:5912-40.4-47.4-22.00.01682-1.13, 0.201.151.898739800
2025-12-21 02:33:5913-48.2-50.4-22.70.01909-1.12, 0.201.142.278739801
2025-12-21 02:35:5914-54.7-52.2-23.20.02103-1.12, 0.201.141.408739802
2025-12-21 02:37:5915-60.9-54.8-23.50.02274-1.12, 0.211.141.608739803
2025-12-21 02:39:5916-66.2-61.3-24.50.02401-1.11, 0.211.131.198739804
2025-12-21 02:41:5917-71.9-66.6-24.80.02585-1.11, 0.221.131.178739805
2025-12-21 02:43:5918-76.0-70.6-25.50.02635-1.11, 0.221.130.008739806
2025-12-21 02:45:5919-79.9-72.9-24.90.02815-1.11, 0.221.130.008739807
2025-12-21 02:47:5920-82.9-73.9-24.30.02947-1.11, 0.221.130.008739808
2025-12-21 02:49:5921-85.9-74.6-23.80.03091-1.11, 0.221.130.008739809
2025-12-21 02:51:5922-87.4-74.7-23.50.03167-1.11, 0.221.140.008739810
2025-12-21 02:53:5923-90.7-75.4-22.90.03340-1.11, 0.221.140.008739811
2025-12-21 02:55:5924-92.2-75.3-22.40.03398-1.11, 0.221.140.008739812
2025-12-21 02:57:5925-94.1-76.3-21.60.03526-1.12, 0.221.140.008739813
2025-12-21 02:59:5926-95.6-76.1-21.50.03530-1.11, 0.221.140.008739814
2025-12-21 03:01:5927-97.5-75.3-20.20.03688-1.12, 0.221.140.008739815
2025-12-21 03:03:5928-99.1-75.2-20.10.03748-1.12, 0.221.140.008739816
2025-12-21 03:05:5929-100.5-75.2-19.60.03833-1.12, 0.221.140.008739817

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 )