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 20339
Detector 14 day operating status:

Last detected dimming:
   202 hours and 13 minutes ago (2025-10-03 21:29 UTC)


Overview for dimming #:
   20339           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

more


Details for dimming #: 20339          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-09-30 15:35:5910.00.00.00.00 , 0.008625704
2025-09-30 15:37:5920.00.00.00.00 , 0.008625705
2025-09-30 15:39:5930.00.00.00.00 , 0.008625706
2025-09-30 15:41:5940.00.00.00.00 , 0.008625707
2025-09-30 15:43:5950.00.00.00.00 , 0.008625708
2025-09-30 15:45:5960.00.00.00.00 , 0.008625709
2025-09-30 15:47:5970.00.00.00.00 , 0.008625710
2025-09-30 15:49:5980.00.00.00.00 , 1.428625711
2025-09-30 15:51:5990.00.00.00.00 , 5.068625712
2025-09-30 15:53:59100.00.00.00.00 , 2.408625713
2025-09-30 15:55:59110.00.00.00.00 , 0.878625714
2025-09-30 15:57:59120.00.00.00.00 , 0.008625715
2025-09-30 15:59:59130.00.00.00.00 , 0.008625716
2025-09-30 16:01:59140.00.00.00.00 , 0.008625717
2025-09-30 16:03:59150.00.00.00.00 , 0.008625718
2025-09-30 16:05:59160.00.00.00.00 , 0.008625719
2025-09-30 16:07:59170.00.0-23.00.02-5.430.90.52, -0.200.550.008625720
2025-09-30 16:09:5918-0.1-0.9-23.30.06-5.630.70.52, -0.200.550.008625721
2025-09-30 16:11:5919-0.2-1.7-22.90.08-5.630.60.51, -0.200.550.008625722
2025-09-30 16:13:5920-0.4-4.9-21.30.118 , 0.008625723
2025-09-30 16:15:5921-0.4-4.1-21.70.116 , 0.008625724

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 )