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 21157
Detector 14 day operating status:

Last detected dimming:
   221 hours and 55 minutes ago (2026-01-03 23:07 UTC)


Overview for dimming #:
   21157           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 #: 21157          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2026-01-02 17:45:5910.00.00.00.00 , 0.008757526
2026-01-02 17:47:5920.00.00.00.00 , 0.008757527
2026-01-02 17:49:5930.00.00.00.00 , 0.008757528
2026-01-02 17:51:594-0.4-5.0-16.10.123 , 0.008757529
2026-01-02 17:53:595-1.5-10.0-13.00.3109 , 0.008757530
2026-01-02 17:55:596-2.3-12.5-12.60.51736.57.10.12, 0.170.210.008757531
2026-01-02 17:57:597-4.8-14.5-11.01.23896.98.40.15, 0.180.231.058757532
2026-01-02 17:59:598-6.8-16.7-10.01.75446.68.00.14, 0.170.220.008757533
2026-01-02 18:01:599-8.5-18.5-10.32.06466.77.90.14, 0.170.222.478757534
2026-01-02 18:03:5910-9.8-18.8-10.62.27227.48.90.16, 0.180.242.218757535
2026-01-02 18:05:5911-12.0-20.2-11.02.58337.79.00.16, 0.190.250.008757536
2026-01-02 18:07:5912-14.2-21.3-11.32.99578.09.10.16, 0.200.250.008757537
2026-01-02 18:09:5913-15.8-21.4-12.33.110248.99.50.17, 0.210.270.008757538
2026-01-02 18:11:5914-17.8-25.1-12.93.411169.19.60.17, 0.210.270.008757539
2026-01-02 18:13:5915-22.4-28.8-12.14.314189.29.90.17, 0.220.282.178757540
2026-01-02 18:15:5916-29.0-42.9-12.65.216979.910.60.18, 0.230.290.908757541
2026-01-02 18:17:5917-36.0-48.4-13.46.1199810.010.60.18, 0.230.291.228757542
2026-01-02 18:19:5918-40.5-54.8-13.76.621499.910.60.18, 0.230.290.008757543
2026-01-02 18:21:5919-47.1-60.7-13.97.524369.910.70.19, 0.230.292.528757544
2026-01-02 18:23:5920-52.7-67.6-14.58.126189.910.70.19, 0.230.292.148757545
2026-01-02 18:25:5921-59.4-77.9-15.08.728369.810.80.19, 0.230.292.638757546
2026-01-02 18:27:5922-65.9-83.5-15.19.330129.710.90.19, 0.230.291.648757547
2026-01-02 18:29:5923-69.6-89.7-15.19.731429.710.90.19, 0.230.292.278757548
2026-01-02 18:31:5924-75.6-95.4-15.410.333249.711.00.19, 0.220.291.628757549
2026-01-02 18:33:5925-79.5-100.4-15.410.533949.610.90.19, 0.220.291.628757550
2026-01-02 18:35:5926-84.6-104.8-15.611.035729.710.90.19, 0.220.290.008757551
2026-01-02 18:37:5927-89.2-107.3-16.011.436679.610.90.19, 0.220.290.898757552
2026-01-02 18:39:5928-94.5-110.3-16.811.637529.611.00.19, 0.220.290.008757553
2026-01-02 18:41:5929-97.1-112.0-16.811.838039.611.00.19, 0.220.290.008757554
2026-01-02 18:43:5930-99.7-113.3-16.812.038739.611.00.19, 0.220.290.008757555
2026-01-02 18:45:5931-101.9-114.9-16.612.138879.511.00.19, 0.220.290.008757556
2026-01-02 18:47:5932-101.8-115.7-16.712.038669.511.00.19, 0.220.290.008757557
2026-01-02 18:49:5933-102.0-116.3-16.811.737739.511.10.19, 0.220.290.008757558
2026-01-02 18:51:5934-103.8-117.3-16.612.038549.411.00.19, 0.220.290.008757559
2026-01-02 18:53:5935-108.4-118.5-17.112.339639.411.10.19, 0.220.290.008757560
2026-01-02 18:55:5936-111.8-119.9-16.512.841279.411.10.19, 0.220.290.008757561
2026-01-02 18:57:5937-115.4-120.2-16.913.342739.311.10.19, 0.220.290.008757562

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 )