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 21055
Detector 14 day operating status:

Last detected dimming:
   220 hours and 55 minutes ago (2026-01-02 22:49 UTC)


Overview for dimming #:
   21055           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 #: 21055          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-12-24 09:33:5910.00.00.00.00 , 0.008744331
2025-12-24 09:35:5920.00.00.00.00 , 0.008744332
2025-12-24 09:37:5930.00.00.00.00 , 0.008744333
2025-12-24 09:39:5940.00.00.00.00 , 0.008744334
2025-12-24 09:41:595-0.1-0.5-14.60.07 , 0.008744335
2025-12-24 09:43:596-0.2-1.7-9.90.118 , 0.008744336
2025-12-24 09:45:597-0.3-1.9-8.90.1259.8-45.5-0.71, 0.200.740.008744337
2025-12-24 09:47:598-0.5-2.4-10.20.2469.8-45.5-0.71, 0.200.740.008744338
2025-12-24 09:49:599-1.1-5.8-12.00.4928.5-47.7-0.74, 0.170.761.558744339
2025-12-24 09:51:5910-1.4-7.0-11.00.51198.7-47.3-0.73, 0.180.760.998744340
2025-12-24 09:53:5911-2.4-9.5-11.00.92018.7-47.4-0.74, 0.180.760.008744341
2025-12-24 09:55:5912-3.3-10.3-12.21.22578.6-47.3-0.74, 0.180.760.008744342
2025-12-24 09:57:5913-4.1-11.8-11.11.73268.3-47.4-0.74, 0.170.760.008744343
2025-12-24 09:59:5914-5.0-13.5-11.91.83619.2-46.8-0.73, 0.190.750.008744344
2025-12-24 10:01:5915-5.3-13.4-11.42.24019.0-47.4-0.74, 0.180.760.008744345
2025-12-24 10:03:5916-6.0-14.5-11.32.44498.3-47.6-0.74, 0.170.761.728744346
2025-12-24 10:05:5917-6.9-13.9-10.43.15548.1-47.8-0.74, 0.170.761.698744347
2025-12-24 10:07:5918-13.5-15.0-11.54.593915.9-32.6-0.52, 0.310.614.788744348
2025-12-24 10:09:5919-14.5-15.8-12.24.695816.2-32.1-0.52, 0.310.600.928744349
2025-12-24 10:11:5920-16.3-17.1-12.35.2105915.7-33.2-0.53, 0.300.610.948744350
2025-12-24 10:13:5921-17.5-20.6-12.95.3110316.2-32.6-0.52, 0.310.611.158744351
2025-12-24 10:15:5922-19.9-22.9-13.16.0120615.7-33.0-0.53, 0.300.610.008744352
2025-12-24 10:17:5923-21.3-23.1-13.86.3124915.7-33.0-0.53, 0.300.611.178744353
2025-12-24 10:19:5924-24.1-24.8-13.77.3137815.8-32.9-0.53, 0.300.611.228744354
2025-12-24 10:21:5925-25.6-26.9-13.47.7148515.4-33.6-0.54, 0.300.621.888744355
2025-12-24 10:23:5926-29.3-26.6-13.79.0168114.4-35.3-0.57, 0.280.630.998744356
2025-12-24 10:25:5927-33.7-27.8-14.39.1181215.7-34.0-0.54, 0.300.621.758744357
2025-12-24 10:27:5928-36.7-27.9-14.29.9196616.1-33.2-0.53, 0.310.620.008744358
2025-12-24 10:29:5929-40.3-30.5-13.311.5218115.6-33.8-0.54, 0.300.620.008744359
2025-12-24 10:31:5930-58.7-30.4-12.618.6334515.9-33.7-0.54, 0.310.6210.618744360
2025-12-24 10:33:5931-63.1-32.8-12.820.0354716.3-32.8-0.53, 0.310.6111.628744361
2025-12-24 10:35:5932-66.7-35.1-12.522.4377016.4-33.0-0.53, 0.310.620.008744362
2025-12-24 10:37:5933-70.8-40.2-12.822.8396017.1-32.0-0.51, 0.330.610.008744363
2025-12-24 10:39:5934-71.1-39.9-13.021.1389117.3-31.9-0.51, 0.330.610.008744364
2025-12-24 10:41:5935-75.0-39.9-13.022.8408517.0-32.0-0.51, 0.330.610.008744365
2025-12-24 10:43:5936-78.9-44.3-13.521.5415417.4-31.5-0.50, 0.330.600.008744366
2025-12-24 10:45:5937-83.6-55.5-13.723.1428017.9-30.6-0.49, 0.340.600.008744367
2025-12-24 10:47:5938-89.1-55.6-13.925.4457018.3-30.3-0.48, 0.350.601.378744368
2025-12-24 10:49:5939-93.4-53.5-13.926.7480118.6-29.8-0.48, 0.350.591.668744369
2025-12-24 10:51:5940-94.8-48.6-13.927.0488818.8-29.9-0.48, 0.360.601.188744370
2025-12-24 10:53:5941-96.2-48.2-14.226.8490718.6-29.7-0.47, 0.350.590.008744371
2025-12-24 10:55:5942-102.3-47.4-14.628.3517518.8-29.4-0.47, 0.360.590.008744372
2025-12-24 10:57:5943-105.7-49.8-14.428.1525618.7-29.4-0.47, 0.350.590.008744373
2025-12-24 10:59:5944-112.2-54.8-15.129.2548318.5-29.5-0.47, 0.350.591.028744374
2025-12-24 11:01:5945-119.3-60.1-15.131.3581818.8-29.1-0.47, 0.360.590.008744375
2025-12-24 11:03:5946-123.5-63.5-15.332.0595618.9-29.0-0.46, 0.360.590.008744376
2025-12-24 11:05:5947-127.5-67.8-15.332.5607718.7-29.0-0.47, 0.360.592.678744377
2025-12-24 11:07:5948-130.9-70.9-15.733.3617518.5-28.9-0.46, 0.350.583.778744378
2025-12-24 11:09:5949-134.3-76.0-15.534.0628618.7-28.8-0.46, 0.350.582.498744379
2025-12-24 11:11:5950-134.2-65.6-15.433.9628918.6-29.4-0.47, 0.350.590.888744380
2025-12-24 11:13:5951-138.8-64.5-15.834.8647218.5-29.5-0.47, 0.350.590.008744381
2025-12-24 11:15:5952-142.2-58.8-15.836.0661518.7-29.6-0.47, 0.360.591.788744382
2025-12-24 11:17:5953-145.2-58.4-15.737.1678618.5-29.8-0.48, 0.350.590.858744383
2025-12-24 11:19:5954-219.3-62.5-14.351.61145013.3-24.1-0.40, 0.270.480.858744384
2025-12-24 11:21:5955-154.0-64.6-16.337.6698116.4-27.1-0.44, 0.320.540.008744385
2025-12-24 11:23:5956-163.8-67.9-16.243.2750216.4-26.8-0.44, 0.320.541.228744386
2025-12-24 11:25:5957-246.0-73.0-14.759.01253013.7-24.0-0.40, 0.270.482.648744387
2025-12-24 11:27:5958-253.5-70.7-14.859.61272712.8-23.1-0.39, 0.260.471.638744388
2025-12-24 11:29:5959-263.7-77.0-14.961.61306812.8-23.0-0.39, 0.260.461.588744389
2025-12-24 11:31:5960-279.8-82.4-15.065.21385412.4-22.7-0.38, 0.250.462.738744390
2025-12-24 11:33:5961-285.1-86.6-15.166.11406112.4-22.7-0.38, 0.250.461.038744391
2025-12-24 11:35:5962-303.8-87.5-15.468.31468712.2-20.4-0.35, 0.250.422.528744392
2025-12-24 11:37:5963-308.1-90.9-15.867.91459512.0-20.5-0.35, 0.250.431.188744393
2025-12-24 11:39:5964-317.3-93.7-16.069.41478112.4-21.1-0.36, 0.250.430.008744394
2025-12-24 11:41:5965-323.8-94.2-15.971.31501712.4-21.3-0.36, 0.250.440.008744395
2025-12-24 11:43:5966-335.1-96.5-16.372.41532412.5-21.1-0.36, 0.250.440.008744396
2025-12-24 11:45:5967-343.4-94.6-16.573.51561612.4-21.3-0.36, 0.250.440.948744397
2025-12-24 11:47:5968-352.6-94.8-16.775.11585912.4-21.6-0.36, 0.250.440.008744398
2025-12-24 11:49:5969-363.9-95.6-16.979.11629912.2-21.6-0.36, 0.250.440.008744399
2025-12-24 11:51:5970-371.6-99.1-16.980.71667012.4-21.8-0.37, 0.250.440.008744400
2025-12-24 11:53:5971-380.0-100.3-16.781.01700312.3-21.7-0.37, 0.250.440.008744401
2025-12-24 11:55:5972-386.8-104.2-17.279.01693212.3-21.9-0.37, 0.250.450.008744402
2025-12-24 11:57:5973-396.6-102.2-17.282.31741912.6-22.1-0.37, 0.250.450.008744403
2025-12-24 11:59:5974-404.8-104.9-17.384.31777112.8-22.6-0.38, 0.260.460.008744404
2025-12-24 12:01:5975-416.5-110.2-17.286.21820712.8-22.7-0.38, 0.260.460.008744405

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 )