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 20817
Detector 14 day operating status:

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


Overview for dimming #:
   20817           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 #: 20817          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-11-22 15:17:5910.00.00.00.00 , 0.008701419
2025-11-22 15:19:5920.00.00.00.00 , 0.008701420
2025-11-22 15:21:5930.00.00.00.00 , 0.008701421
2025-11-22 15:23:5940.00.00.00.00 , 0.008701422
2025-11-22 15:25:5950.00.00.00.00 , 0.008701423
2025-11-22 15:27:5960.00.00.00.00 , 0.008701424
2025-11-22 15:29:5970.00.00.00.00 , 0.008701425
2025-11-22 15:31:598-0.2-2.1-7.00.123 , 0.008701426
2025-11-22 15:33:599-1.1-10.0-11.90.267 , 2.758701427
2025-11-22 15:35:5910-1.7-13.0-11.70.3111-13.3-0.7-0.01, -0.270.274.328701428
2025-11-22 15:37:5911-2.2-14.4-12.20.5151-13.2-0.8-0.01, -0.270.277.088701429
2025-11-22 15:39:5912-3.0-14.3-11.60.7210-13.3-1.7-0.03, -0.270.273.908701430
2025-11-22 15:41:5913-4.4-15.1-12.61.0306-13.5-2.6-0.04, -0.270.273.518701431
2025-11-22 15:43:5914-5.2-16.2-13.21.1350-13.5-3.0-0.05, -0.270.283.778701432
2025-11-22 15:45:5915-6.0-16.9-14.11.2386-13.4-3.1-0.05, -0.270.278.708701433
2025-11-22 15:47:5916-7.3-16.8-13.01.6499-13.6-3.4-0.06, -0.270.281.898701434
2025-11-22 15:49:5917-8.7-17.8-12.61.9602-13.7-3.8-0.06, -0.270.281.658701435
2025-11-22 15:51:5918-10.5-18.5-10.92.3743-13.7-3.1-0.05, -0.270.281.508701436
2025-11-22 15:53:5919-12.8-22.0-12.52.7864-13.7-3.6-0.06, -0.270.281.888701437
2025-11-22 15:55:5920-14.6-23.0-11.83.1986-13.6-3.5-0.06, -0.270.281.508701438
2025-11-22 15:57:5921-15.6-23.7-12.13.21005-13.5-3.2-0.06, -0.270.271.828701439
2025-11-22 15:59:5922-17.2-28.7-12.43.31051-13.7-3.7-0.06, -0.270.281.838701440
2025-11-22 16:01:5923-18.4-30.5-12.73.51104-13.6-3.7-0.06, -0.270.282.038701441
2025-11-22 16:03:5924-19.9-31.4-13.23.71175-13.8-3.4-0.06, -0.270.282.498701442
2025-11-22 16:05:5925-21.8-34.7-13.33.91243-13.7-3.7-0.06, -0.270.282.318701443
2025-11-22 16:07:5926-23.9-36.5-13.24.21334-13.8-3.8-0.07, -0.270.282.178701444
2025-11-22 16:09:5927-26.3-40.1-12.94.61463-13.9-3.7-0.06, -0.280.282.838701445
2025-11-22 16:11:5928-27.6-41.1-13.44.71481-13.9-3.8-0.07, -0.280.282.388701446
2025-11-22 16:13:5929-29.0-44.1-13.24.91534-14.0-3.8-0.07, -0.280.292.048701447
2025-11-22 16:15:5930-31.5-45.3-12.55.31678-14.2-3.8-0.06, -0.280.291.738701448
2025-11-22 16:17:5931-34.4-48.9-12.95.71787-14.2-3.8-0.07, -0.280.291.488701449
2025-11-22 16:19:5932-36.6-49.7-13.55.71811-14.4-3.7-0.06, -0.280.291.628701450
2025-11-22 16:21:5933-38.6-52.8-13.36.01881-14.2-3.7-0.06, -0.280.291.258701451
2025-11-22 16:23:5934-39.8-53.5-13.96.11912-14.5-3.7-0.06, -0.290.291.018701452
2025-11-22 16:25:5935-41.9-56.8-13.86.31986-14.3-3.8-0.06, -0.280.290.008701453
2025-11-22 16:27:5936-44.2-60.6-13.56.62068-14.5-3.9-0.07, -0.290.290.008701454
2025-11-22 16:29:5937-46.0-61.5-13.86.82144-14.5-3.8-0.07, -0.290.290.008701455
2025-11-22 16:31:5938-48.4-61.9-13.97.12233-14.6-3.8-0.07, -0.290.300.008701456
2025-11-22 16:33:5939-50.1-62.8-14.07.12244-14.5-3.7-0.06, -0.290.290.008701457
2025-11-22 16:35:5940-52.0-63.4-14.37.42334-14.5-3.7-0.06, -0.290.290.008701458
2025-11-22 16:37:5941-52.5-64.0-14.57.32310-14.6-3.7-0.06, -0.290.290.008701459
2025-11-22 16:39:5942-55.1-65.9-14.17.72428-14.5-3.8-0.06, -0.290.290.008701460
2025-11-22 16:41:5943-56.4-67.9-14.67.52381-14.5-3.7-0.06, -0.290.290.008701461
2025-11-22 16:43:5944-57.3-69.1-14.67.62409-14.6-3.7-0.06, -0.290.300.008701462
2025-11-22 16:45:5945-59.2-70.3-14.77.62400-14.7-3.7-0.06, -0.290.300.008701463
2025-11-22 16:47:5946-60.8-75.2-14.97.72426-14.7-4.0-0.07, -0.290.300.008701464

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 )