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 20498
Detector 14 day operating status:

Last detected dimming:
   218 hours and 7 minutes ago (2025-10-24 20:53 UTC)


Overview for dimming #:
   20498           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 #: 20498          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-10-18 04:01:5910.00.00.00.00 , 0.008650732
2025-10-18 04:03:5920.00.00.00.00 , 0.008650733
2025-10-18 04:05:5930.00.00.00.00 , 0.008650734
2025-10-18 04:07:594-0.1-1.8-11.80.112 , 0.008650735
2025-10-18 04:09:595-0.7-5.5-11.10.663-0.573.20.97, -0.040.970.008650736
2025-10-18 04:11:596-1.3-7.2-10.41.0118-4.065.50.92, -0.110.920.008650737
2025-10-18 04:13:597-1.8-7.4-10.21.5168-1.171.00.96, -0.050.961.018650738
2025-10-18 04:15:598-3.2-8.5-10.62.6282-1.469.70.95, -0.060.951.448650739
2025-10-18 04:17:599-4.3-9.2-11.33.4381-2.368.40.94, -0.080.941.158650740
2025-10-18 04:19:5910-6.0-10.2-11.14.4525-2.866.40.92, -0.090.931.318650741
2025-10-18 04:21:5911-6.9-11.2-11.24.8576-2.467.60.93, -0.080.940.008650742
2025-10-18 04:23:5912-8.8-12.3-12.15.7675-2.168.70.94, -0.070.940.008650743
2025-10-18 04:25:5913-10.7-14.1-12.06.9806-2.268.30.94, -0.070.940.008650744
2025-10-18 04:27:5914-14.2-17.1-11.88.41016-2.267.30.93, -0.080.940.948650745
2025-10-18 04:29:5915-27.5-21.9-11.69.82034-3.571.50.96, -0.090.9611.198650746
2025-10-18 04:31:5916-32.1-29.0-12.110.72215-3.170.60.95, -0.090.9610.178650747
2025-10-18 04:33:5917-35.0-29.5-12.711.32327-3.471.50.96, -0.090.966.738650748
2025-10-18 04:35:5918-37.5-29.2-12.811.62439-3.772.80.96, -0.090.976.868650749
2025-10-18 04:37:5919-41.7-31.0-13.112.42625-3.773.80.97, -0.090.978.848650750
2025-10-18 04:39:5920-45.7-32.1-13.713.32758-3.172.10.96, -0.090.963.678650751
2025-10-18 04:41:5921-48.8-32.4-13.714.42918-3.372.70.96, -0.090.979.528650752
2025-10-18 04:43:5922-53.9-35.2-14.214.93108-3.373.30.97, -0.090.971.248650753
2025-10-18 04:45:5923-56.7-35.2-14.415.23227-3.472.80.96, -0.090.970.008650754
2025-10-18 04:47:5924-60.2-40.8-14.815.53297-3.272.50.96, -0.090.970.008650755
2025-10-18 04:49:5925-63.1-37.7-14.915.73414-3.174.20.97, -0.080.970.008650756
2025-10-18 04:51:5926-67.7-43.2-15.416.13590-1.973.60.97, -0.060.971.208650757
2025-10-18 04:53:5927-71.1-37.9-15.816.63721-0.875.40.98, -0.040.983.938650758
2025-10-18 04:55:5928-76.2-42.3-16.017.538950.575.30.98, -0.020.989.058650759
2025-10-18 04:57:5929-80.0-40.2-16.218.440671.077.60.99, 0.000.993.328650760
2025-10-18 04:59:5930-82.8-38.8-16.218.541600.978.40.99, 0.000.993.708650761
2025-10-18 05:01:5931-86.1-40.8-16.619.342671.579.00.99, 0.010.991.668650762
2025-10-18 05:03:5932-89.3-40.1-16.919.543810.880.91.00, 0.001.000.008650763
2025-10-18 05:05:5933-93.0-41.5-17.020.445230.580.20.99, -0.010.990.008650764
2025-10-18 05:07:5934-95.4-42.8-16.920.04651-0.181.11.00, -0.021.001.028650765
2025-10-18 05:09:5935-98.5-43.9-16.621.34765-0.181.61.00, -0.021.000.008650766
2025-10-18 05:11:5936-101.4-44.8-16.821.849431.00, -0.011.000.008650767
2025-10-18 05:13:5937-105.5-45.5-16.322.051471.00, -0.011.000.008650768
2025-10-18 05:15:5938-107.5-46.9-16.621.951541.00, -0.021.000.008650769
2025-10-18 05:17:5939-109.8-48.5-16.221.552841.01, -0.021.010.008650770
2025-10-18 05:19:5940-111.6-48.4-16.522.053741.01, -0.021.010.008650771
2025-10-18 05:21:5941-113.9-49.6-16.522.454471.01, -0.021.010.008650772
2025-10-18 05:23:5942-115.1-50.4-16.722.054711.01, -0.021.010.008650773
2025-10-18 05:25:5943-119.3-51.6-16.622.456211.01, -0.011.010.008650774
2025-10-18 05:27:5944-123.5-52.8-16.623.257881.01, -0.011.010.008650775
2025-10-18 05:29:5945-125.1-53.5-16.523.058321.01, -0.021.010.008650776
2025-10-18 05:31:5946-126.6-54.3-16.922.558551.02, -0.031.020.008650777

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 )