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 21077
Detector 14 day operating status:

Last detected dimming:
   221 hours and 56 minutes ago (2026-01-03 23:07 UTC)


Overview for dimming #:
   21077           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

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Details for dimming #: 21077          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-12-26 09:07:5910.00.00.00.00 , 0.008747198
2025-12-26 09:09:5920.00.00.00.00 , 0.008747199
2025-12-26 09:11:5930.00.00.00.00 , 0.008747200
2025-12-26 09:13:5940.00.00.00.00 , 0.008747201
2025-12-26 09:15:5950.00.00.00.00 , 0.008747202
2025-12-26 09:17:5960.00.00.00.00 , 0.008747203
2025-12-26 09:19:597-0.1-0.8-11.80.07 , 0.008747204
2025-12-26 09:21:598-0.8-7.9-15.20.454 , 2.438747205
2025-12-26 09:23:599-1.0-9.8-16.00.465 , 2.108747206
2025-12-26 09:25:5910-23.0-28.2-14.55.51436-11.6-30.7-0.51, -0.170.535.068747207
2025-12-26 09:27:5911-27.0-31.1-14.16.31657-11.2-30.3-0.50, -0.160.535.408747208
2025-12-26 09:29:5912-31.3-35.8-14.07.01844-10.6-29.8-0.49, -0.150.521.178747209
2025-12-26 09:31:5913-36.1-39.8-14.67.62012-9.5-28.8-0.48, -0.130.503.768747210
2025-12-26 09:33:5914-39.5-42.9-14.88.12158-8.8-28.1-0.47, -0.120.491.398747211
2025-12-26 09:35:5915-42.6-47.5-15.48.32215-8.6-28.1-0.47, -0.120.490.878747212
2025-12-26 09:37:5916-49.8-48.8-15.49.42541-9.9-26.9-0.45, -0.140.475.168747213
2025-12-26 09:39:5917-52.6-48.8-15.79.82641-10.4-26.9-0.45, -0.150.470.908747214
2025-12-26 09:41:5918-54.5-49.5-16.69.92663-10.0-26.6-0.45, -0.140.470.008747215
2025-12-26 09:43:5919-56.3-47.6-16.910.22759-10.2-27.2-0.46, -0.140.480.008747216
2025-12-26 09:45:5920-58.7-47.8-17.010.62853-10.7-27.6-0.46, -0.150.485.038747217
2025-12-26 09:47:5921-61.2-49.1-17.211.12980-11.3-28.0-0.47, -0.160.497.088747218
2025-12-26 09:49:5922-64.7-51.7-16.911.63125-11.5-28.3-0.47, -0.170.508.438747219
2025-12-26 09:51:5923-70.1-52.8-16.912.73409-11.6-28.5-0.47, -0.170.506.588747220
2025-12-26 09:53:5924-73.6-53.0-16.813.43578-11.7-28.7-0.48, -0.170.517.718747221
2025-12-26 09:55:5925-77.1-53.8-16.414.33799-11.8-28.7-0.48, -0.170.511.068747222
2025-12-26 09:57:5926-81.4-55.3-16.215.14002-11.9-28.8-0.48, -0.170.511.118747223
2025-12-26 09:59:5927-83.2-56.1-16.015.54088-11.9-28.9-0.48, -0.170.510.958747224
2025-12-26 10:01:5928-86.3-57.4-16.115.94238-12.1-29.2-0.48, -0.180.511.498747225
2025-12-26 10:03:5929-92.4-59.5-15.717.14537-12.4-29.4-0.49, -0.180.521.758747226
2025-12-26 10:05:5930-95.9-59.0-15.418.24744-12.5-29.7-0.49, -0.180.521.948747227
2025-12-26 10:07:5931-98.4-58.9-15.318.44844-12.7-29.7-0.49, -0.190.523.788747228
2025-12-26 10:09:5932-99.5-58.7-15.818.54896-12.8-29.8-0.49, -0.190.533.158747229
2025-12-26 10:11:5933-99.4-58.9-16.018.44821-13.0-30.8-0.50, -0.190.542.658747230
2025-12-26 10:13:5934-99.3-61.0-15.718.7483012.05.90.10, 0.250.271.508747231
2025-12-26 10:15:5935-101.0-62.5-15.818.6486312.15.90.10, 0.250.270.008747232
2025-12-26 10:17:5936-102.5-64.5-15.619.0494011.86.00.10, 0.250.270.008747233
2025-12-26 10:19:5937-102.0-65.1-15.918.8484212.16.00.10, 0.250.270.008747234
2025-12-26 10:21:5938-110.1-65.2-16.120.1518416.63.10.05, 0.330.330.008747235
2025-12-26 10:23:5939-111.1-66.2-16.020.0513716.43.20.05, 0.330.330.008747236
2025-12-26 10:25:5940-113.3-67.6-16.719.5509516.73.20.05, 0.330.340.008747237
2025-12-26 10:27:5941-115.3-67.4-16.919.3507516.73.20.05, 0.330.340.008747238
2025-12-26 10:29:5942-114.5-67.0-17.019.2506617.03.20.05, 0.330.340.008747239
2025-12-26 10:31:5943-115.3-67.3-16.419.65135-13.6-29.8-0.49, -0.200.530.008747240
2025-12-26 10:33:5944-114.3-65.9-16.619.35081-11.3-27.1-0.45, -0.160.480.008747241
2025-12-26 10:35:5945-116.1-66.0-16.619.95093-11.6-27.7-0.46, -0.170.490.008747242
2025-12-26 10:37:5946-115.2-65.1-17.118.84942-11.5-27.7-0.46, -0.170.490.008747243

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 )