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 21252
Detector 14 day operating status:

Last detected dimming:
   529 hours and 22 minutes ago (2026-01-18 23:51 UTC)


Overview for dimming #:
   21252           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 #: 21252          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2026-01-14 23:29:5920.00.00.00.00 , 0.008774746
2026-01-14 23:31:593-6.7-32.1-28.00.721620.9-6.5-0.11, 0.440.450.008774747
2026-01-14 23:33:594-41.4-107.8-39.92.781820.3-7.6-0.13, 0.420.440.008774748
2026-01-14 23:35:595-99.2-121.5-28.87.4225319.9-7.8-0.13, 0.420.446.318774749
2026-01-14 23:37:596-188.7-150.5-29.613.1401418.6-7.3-0.12, 0.400.4215.778774750
2026-01-14 23:39:597-255.0-175.3-32.316.6512518.4-7.1-0.12, 0.390.4122.748774751
2026-01-14 23:41:598-311.9-181.7-38.819.5601218.2-7.0-0.12, 0.390.4134.478774752
2026-01-14 23:43:599-350.1-183.6-40.521.3657817.8-6.9-0.12, 0.380.4027.978774753
2026-01-14 23:45:5910-377.0-181.2-40.222.6698417.1-6.7-0.11, 0.370.3925.448774754
2026-01-14 23:47:5911-395.6-183.0-37.024.2745516.7-6.6-0.11, 0.370.3820.748774755
2026-01-14 23:49:5912-410.7-182.5-35.325.5784416.5-6.6-0.11, 0.360.3813.758774756
2026-01-14 23:51:5913-424.7-184.7-35.826.2807116.3-6.6-0.11, 0.360.3811.978774757
2026-01-14 23:53:5914-436.3-185.8-35.926.9827116.1-6.6-0.11, 0.360.373.588774758
2026-01-14 23:55:5915-452.7-189.0-33.729.2891815.6-6.6-0.11, 0.350.371.698775479
2026-01-14 23:57:5916-455.8-199.7-33.029.4896515.3-6.6-0.11, 0.340.361.408775480
2026-01-14 23:59:5917-449.5-202.7-32.329.7905615.4-6.6-0.11, 0.340.360.008775481
2026-01-15 00:01:5918-440.3-193.7-32.029.1889615.3-6.7-0.11, 0.340.360.008775482
2026-01-15 00:03:5919-439.2-190.4-31.729.8909315.4-6.7-0.11, 0.340.360.008775483
2026-01-15 00:05:5920-442.5-193.5-32.330.1920515.4-6.6-0.11, 0.350.360.008775484
2026-01-15 00:07:5921-442.9-185.4-31.930.8941215.6-6.7-0.11, 0.350.370.008775485
2026-01-15 00:09:5922-435.4-179.7-32.130.6933315.7-6.7-0.11, 0.350.370.008775486
2026-01-15 00:11:5923-429.1-175.9-31.231.1945615.9-6.8-0.12, 0.350.370.008775487
2026-01-15 00:13:5924-414.9-176.0-30.331.0940616.2-6.8-0.12, 0.360.380.008775488
2026-01-15 00:15:5925-400.5-175.8-29.630.9937216.4-7.0-0.12, 0.360.380.008775489
2026-01-15 00:17:5926-383.5-175.5-29.630.0909116.8-7.1-0.12, 0.370.390.008775490
2026-01-15 00:19:5927-372.5-175.8-29.229.6898017.1-7.3-0.12, 0.370.390.008775491
2026-01-15 00:21:5928-369.9-175.9-29.529.6896917.1-7.4-0.12, 0.370.390.008775492

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 )