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 20519
Detector 14 day operating status:

Last detected dimming:
   211 hours and 15 minutes ago (2025-10-24 20:53 UTC)


Overview for dimming #:
   20519           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 #: 20519          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-10-20 01:03:5910.00.00.00.00 , 0.008653516
2025-10-20 01:05:5920.00.00.00.00 , 0.008653517
2025-10-20 01:07:5930.00.00.00.00 , 0.008653518
2025-10-20 01:09:5940.00.00.00.00 , 0.008653519
2025-10-20 01:11:5950.00.00.00.00 , 1.048653520
2025-10-20 01:13:5960.00.00.00.00 , 0.008653521
2025-10-20 01:15:5970.00.00.00.00 , 1.168653522
2025-10-20 01:17:5980.00.00.00.00 , 1.128653523
2025-10-20 01:19:599-0.4-4.1-11.50.0320.98, 0.571.141.508653524
2025-10-20 01:21:5910-0.9-6.2-10.70.0841.03, 0.521.161.628653525
2025-10-20 01:23:5911-2.2-9.5-10.70.01911.01, 0.551.141.628653526
2025-10-20 01:25:5912-3.4-12.0-10.10.02840.99, 0.561.141.728653527
2025-10-20 01:27:5913-4.4-14.1-10.70.03600.99, 0.561.141.698653528
2025-10-20 01:29:5914-5.3-15.0-11.40.04190.99, 0.551.130.008653529
2025-10-20 01:31:5915-6.3-15.4-10.70.05161.00, 0.541.131.598653530
2025-10-20 01:33:5916-7.7-15.6-10.10.06311.00, 0.531.132.998653531
2025-10-20 01:35:5917-9.2-15.3-10.60.07651.01, 0.521.134.388653532
2025-10-20 01:37:5918-10.5-16.0-11.00.08541.01, 0.511.145.238653533
2025-10-20 01:39:5919-11.8-16.0-11.20.09491.02, 0.511.146.328653534
2025-10-20 01:41:5920-14.9-16.6-11.10.012281.02, 0.511.147.568653535
2025-10-20 01:43:5921-18.6-16.3-11.10.015441.02, 0.521.1510.408653536
2025-10-20 01:45:5922-21.7-16.9-11.20.017971.03, 0.521.1511.118653537
2025-10-20 01:47:5923-27.1-18.8-11.60.021591.03, 0.521.1512.918653538
2025-10-20 01:49:5924-32.9-20.6-11.90.024951.03, 0.521.1513.128653539
2025-10-20 01:51:5925-39.8-22.3-12.40.028571.03, 0.511.1513.728653540
2025-10-20 01:53:5926-45.6-25.2-12.90.030551.03, 0.501.1412.018653541
2025-10-20 01:55:5927-53.8-35.2-13.20.034081.03, 0.501.1411.198653542
2025-10-20 01:57:5928-61.8-37.4-13.20.038471.03, 0.501.149.858653543
2025-10-20 01:59:5929-69.6-37.1-13.40.042341.02, 0.511.149.338653544
2025-10-20 02:01:5930-77.0-44.9-13.30.046191.03, 0.501.147.838653545
2025-10-20 02:03:5931-82.8-43.7-13.50.048651.03, 0.511.145.978653546
2025-10-20 02:05:5932-87.7-53.5-13.50.051161.03, 0.511.153.338653547
2025-10-20 02:07:5933-92.3-43.7-13.90.053181.03, 0.511.153.058653548
2025-10-20 02:09:5934-99.6-48.2-14.00.056291.03, 0.511.153.658653549
2025-10-20 02:11:5935-106.7-49.4-14.00.059921.03, 0.511.153.908653550
2025-10-20 02:13:5936-111.3-49.3-14.60.061611.03, 0.511.151.598653551
2025-10-20 02:15:5937-116.6-45.9-14.60.063161.03, 0.511.150.008653552
2025-10-20 02:17:5938-119.9-48.1-14.80.064561.03, 0.511.150.008653553
2025-10-20 02:19:5939-124.4-49.3-14.60.066401.03, 0.501.150.848653554
2025-10-20 02:21:5940-128.3-50.6-14.90.067591.04, 0.501.150.008653555
2025-10-20 02:23:5941-133.5-53.2-14.90.069221.04, 0.501.150.008653556
2025-10-20 02:25:5942-136.6-55.5-15.00.070471.04, 0.501.150.008653557
2025-10-20 02:27:5943-139.0-55.6-15.20.071071.04, 0.501.150.008653558
2025-10-20 02:29:5944-144.0-58.7-15.50.072131.04, 0.501.150.008653559
2025-10-20 02:31:5945-146.4-67.5-15.30.072151.04, 0.501.150.008653560
2025-10-20 02:33:5946-146.9-70.7-15.20.072121.04, 0.491.150.008653561
2025-10-20 02:35:5947-143.9-71.5-15.10.070831.04, 0.491.150.008653562
2025-10-20 02:37:5948-143.7-75.2-15.10.070181.04, 0.501.150.008653563
2025-10-20 02:39:5949-140.6-71.2-14.70.069101.04, 0.491.150.008653564
2025-10-20 02:41:5950-138.3-71.6-14.70.068191.04, 0.491.150.008653565
2025-10-20 02:43:5951-138.5-70.4-14.70.068081.03, 0.491.150.008653566

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 )