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 20800
Detector 14 day operating status:

Last detected dimming:
   199 hours and 11 minutes ago (2025-12-06 23:37 UTC)


Overview for dimming #:
   20800           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 #: 20800          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-11-19 18:19:5910.00.00.00.00 , 0.008697191
2025-11-19 18:21:5920.00.00.00.00 , 0.008697192
2025-11-19 18:23:5930.00.00.00.00 , 0.008697193
2025-11-19 18:25:5940.00.00.00.00 , 0.008697194
2025-11-19 18:27:595-2.1-16.1-26.00.589 , 0.008697195
2025-11-19 18:29:596-4.2-25.4-19.90.8144-21.450.60.73, -0.390.830.008697196
2025-11-19 18:31:597-14.9-46.5-16.92.9581-22.249.60.71, -0.410.820.008697197
2025-11-19 18:33:598-21.8-50.0-19.54.0787-22.549.30.71, -0.410.821.478697198
2025-11-19 18:35:599-28.6-58.6-19.75.11014-22.748.90.70, -0.410.821.628697199
2025-11-19 18:37:5910-35.6-71.8-21.15.91180-22.748.80.70, -0.410.821.668697200
2025-11-19 18:39:5911-37.8-76.5-21.76.41289-22.848.80.70, -0.420.821.588697201
2025-11-19 18:41:5912-39.7-75.5-23.46.71364-22.748.90.70, -0.420.821.408697202
2025-11-19 18:43:5913-44.8-69.3-22.67.71585-23.049.00.70, -0.420.821.268697203
2025-11-19 18:45:5914-50.5-67.6-23.48.41746-23.348.70.70, -0.420.821.298697204
2025-11-19 18:47:5915-54.2-73.0-22.68.81837-23.448.50.70, -0.430.821.188697205
2025-11-19 18:49:5916-57.2-76.2-21.89.01897-23.548.30.69, -0.430.810.008697206
2025-11-19 18:51:5917-55.8-80.9-21.68.81851-23.648.20.69, -0.430.810.008697207
2025-11-19 18:53:5918-54.9-81.2-22.58.51792-23.748.10.69, -0.430.810.008697208
2025-11-19 18:55:5919-55.3-80.8-22.38.41791-23.647.90.69, -0.430.810.008697209
2025-11-19 18:57:5920-52.8-79.2-22.58.11719-23.747.90.69, -0.430.810.008697210
2025-11-19 18:59:5921-50.4-77.1-21.17.81685-23.747.80.69, -0.430.810.008697211
2025-11-19 19:01:5922-49.1-73.3-21.07.71654-23.647.80.69, -0.430.810.008697212
2025-11-19 19:03:5923-45.8-69.0-21.07.31586-23.647.80.69, -0.430.810.008697213
2025-11-19 19:05:5924-42.1-65.1-21.06.81475-23.847.80.69, -0.430.810.008697214
2025-11-19 19:07:5925-37.6-61.9-19.66.41393-24.047.80.68, -0.440.810.008697215
2025-11-19 19:09:5926-36.3-58.9-20.16.21365-24.147.70.68, -0.440.810.008697216
2025-11-19 19:11:5927-33.5-57.3-20.05.91290-24.447.70.68, -0.440.810.008697217

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 )