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 20933
Detector 14 day operating status:

Last detected dimming:
   207 hours and 19 minutes ago (2025-12-06 23:37 UTC)


Overview for dimming #:
   20933           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 #: 20933          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-12-05 07:25:5910.00.00.00.00 , 0.008719799
2025-12-05 07:27:5920.00.00.00.00 , 0.008719800
2025-12-05 07:29:5930.00.00.00.00 , 0.008719801
2025-12-05 07:31:5940.00.00.00.00 , 0.008719802
2025-12-05 07:33:5950.00.00.00.00 , 1.258719803
2025-12-05 07:35:5960.00.00.00.00 , 0.998719804
2025-12-05 07:37:597-0.1-1.1-9.00.011 , 0.008719805
2025-12-05 07:39:598-0.5-5.4-10.20.254 , 1.448719806
2025-12-05 07:41:599-1.2-7.2-9.20.4122-9.7-9.3-0.16, -0.180.244.268719807
2025-12-05 07:43:5910-3.9-18.0-13.30.8238-9.4-9.7-0.17, -0.170.246.028719808
2025-12-05 07:45:5911-4.8-20.6-14.00.9274-9.3-9.8-0.17, -0.170.241.038719809
2025-12-05 07:47:5912-5.9-20.2-13.41.2354-9.6-9.6-0.17, -0.170.240.008719810
2025-12-05 07:49:5913-7.2-20.6-12.31.546218.5-20.4-0.33, 0.320.460.868719811
2025-12-05 07:51:5914-8.6-22.1-12.21.855718.1-20.2-0.33, 0.310.450.008719812
2025-12-05 07:53:5915-10.1-25.2-12.22.163818.4-20.5-0.34, 0.310.462.168719813
2025-12-05 07:55:5916-11.9-26.5-12.22.677317.5-20.0-0.33, 0.300.450.998719814
2025-12-05 07:57:5917-14.6-26.2-11.43.4100917.9-19.8-0.33, 0.310.450.008719815
2025-12-05 07:59:5918-17.3-28.9-12.03.8114416.5-19.5-0.32, 0.280.430.008719816
2025-12-05 08:01:5919-21.3-32.0-11.45.0147214.8-18.3-0.31, 0.250.401.838719817
2025-12-05 08:03:5920-23.8-33.3-10.85.6165312.6-17.3-0.29, 0.220.3714.388719818
2025-12-05 08:05:5921-25.8-33.4-10.76.1179711.9-16.8-0.29, 0.200.3560.868719819
2025-12-05 08:07:5922-27.7-31.9-11.06.418999.0-15.1-0.26, 0.150.3041.858719820
2025-12-05 08:09:5923-31.5-31.1-11.37.020804.9-13.1-0.23, 0.080.2424.448719821
2025-12-05 08:11:5924-34.7-30.2-11.27.823024.4-13.0-0.23, 0.070.2413.268719822
2025-12-05 08:13:5925-35.8-31.7-11.67.923373.3-12.5-0.22, 0.050.238.428719823
2025-12-05 08:15:5926-36.3-33.2-11.57.923333.6-12.7-0.22, 0.060.236.038719824
2025-12-05 08:17:5927-36.5-32.8-11.87.622443.1-12.4-0.22, 0.050.223.448719825
2025-12-05 08:19:5928-38.3-33.4-11.97.722752.6-11.9-0.21, 0.040.211.868719826
2025-12-05 08:21:5929-39.3-33.1-13.67.020662.8-12.3-0.21, 0.040.220.008719827
2025-12-05 08:23:5930-43.5-40.8-12.18.324463.9-12.0-0.21, 0.060.220.008719828
2025-12-05 08:25:5931-55.0-41.8-11.512.035015.2-10.1-0.18, 0.090.200.008719829
2025-12-05 08:27:5932-60.6-45.1-11.213.238324.3-10.6-0.19, 0.070.200.008719830
2025-12-05 08:29:5933-66.7-44.8-11.514.642196.0-9.2-0.16, 0.100.190.008719831
2025-12-05 08:31:5934-69.7-44.8-11.614.943375.4-9.2-0.16, 0.090.180.008719832
2025-12-05 08:33:5935-72.4-43.1-11.915.344695.0-9.0-0.16, 0.080.180.008719833
2025-12-05 08:35:5936-81.1-46.8-11.417.851895.6-8.1-0.14, 0.090.170.008719834
2025-12-05 08:37:5937-84.6-45.5-11.019.055156.5-8.1-0.14, 0.110.180.008719835
2025-12-05 08:39:5938-86.0-44.5-10.919.757177.7-7.8-0.14, 0.130.190.008719836
2025-12-05 08:41:5939-85.7-45.2-11.418.854707.1-7.8-0.14, 0.120.180.008719837
2025-12-05 08:43:5940-87.8-46.0-11.818.955117.6-7.5-0.13, 0.130.180.008719838

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 )