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 20505
Detector 14 day operating status:

Last detected dimming:
   211 hours and 15 minutes ago (2025-10-24 20:53 UTC)


Overview for dimming #:
   20505           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 #: 20505          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-10-18 19:09:5910.00.00.00.00 , 0.008651186
2025-10-18 19:11:5920.00.00.00.00 , 0.008651187
2025-10-18 19:13:5930.00.00.00.00 , 0.008651188
2025-10-18 19:15:5940.00.00.00.00 , 0.008651189
2025-10-18 19:17:5950.00.00.00.00 , 2.308651190
2025-10-18 19:19:5960.00.00.00.00 , 0.008651191
2025-10-18 19:21:5970.00.00.00.00 , 0.008651192
2025-10-18 19:23:5980.00.00.00.00 , 2.198651193
2025-10-18 19:25:5990.00.00.00.00 , 3.118651194
2025-10-18 19:27:59100.00.00.00.00 , 2.018651195
2025-10-18 19:29:59110.00.00.00.00 , 1.298651196
2025-10-18 19:31:59120.00.00.00.00 , 1.078651197
2025-10-18 19:33:59130.00.00.00.00 , 0.898651198
2025-10-18 19:35:59140.00.00.00.00 , 0.008651199
2025-10-18 19:37:59150.00.00.00.00 , 0.008651200
2025-10-18 19:39:59160.00.00.00.00 , 0.008651201
2025-10-18 19:41:59170.00.00.00.00 , 0.008651202
2025-10-18 19:43:59180.00.00.00.00 , 1.428651203
2025-10-18 19:45:59190.00.00.00.00 , 1.038651204
2025-10-18 19:47:59200.00.00.00.00 , 0.008651205
2025-10-18 19:49:59210.00.00.00.00 , 0.008651206
2025-10-18 19:51:59220.00.00.00.00 , 0.008651207

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 )