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 20898
Detector 14 day operating status:

Last detected dimming:
   199 hours and 12 minutes ago (2025-12-06 23:37 UTC)


Overview for dimming #:
   20898           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 #: 20898          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-12-02 07:57:5910.00.00.00.00 , 0.008715501
2025-12-02 07:59:5920.00.00.00.00 , 0.008715502
2025-12-02 08:01:5930.00.00.00.00 , 0.008715503
2025-12-02 08:03:5940.00.00.00.00 , 0.008715504
2025-12-02 08:05:5950.00.00.00.00 , 0.008715505
2025-12-02 08:07:5960.00.00.00.00 , 0.008715506
2025-12-02 08:09:597-1.1-7.1-7.40.01431.13, 0.371.190.008715507
2025-12-02 08:11:598-1.1-7.5-7.90.01301.13, 0.371.190.008715508
2025-12-02 08:13:599-1.5-8.0-8.70.01751.10, 0.421.183.318715509
2025-12-02 08:15:5910-3.6-9.9-9.50.03641.07, 0.451.161.708715510
2025-12-02 08:17:5911-4.1-10.2-9.00.04051.07, 0.451.161.048715511
2025-12-02 08:19:5912-4.5-11.2-10.00.04371.07, 0.451.160.008715512
2025-12-02 08:21:5913-6.2-14.3-10.60.05571.08, 0.451.170.008715513
2025-12-02 08:23:5914-8.1-16.2-11.10.06891.08, 0.441.170.008715514
2025-12-02 08:25:5915-9.6-17.4-11.30.08041.09, 0.441.180.008715515
2025-12-02 08:27:5916-10.3-18.0-11.60.08381.09, 0.441.170.008715516
2025-12-02 08:29:5917-10.7-18.4-11.80.08451.09, 0.441.170.008715517
2025-12-02 08:31:5918-11.2-19.2-12.10.08701.09, 0.441.180.008715518
2025-12-02 08:33:5919-12.7-19.8-12.30.09731.09, 0.441.170.008715519
2025-12-02 08:35:5920-13.6-19.6-12.40.010251.09, 0.441.170.008715520
2025-12-02 08:37:5921-14.2-20.8-12.70.010461.09, 0.441.170.008715521
2025-12-02 08:39:5922-15.2-22.2-13.20.010941.09, 0.431.180.008715522

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 )