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 20521
Detector 14 day operating status:

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


Overview for dimming #:
   20521           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

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Details for dimming #: 20521          
timeseq #total
intensity
max
intensity
median
intensity
areasizelatlonx,y in R☉dist.
R☉
detectionImg ID
2025-10-20 04:59:5910.00.00.00.00 , 1.158653634
2025-10-20 05:01:5920.00.00.00.00 , 1.788653635
2025-10-20 05:03:5930.00.00.00.00 , 1.528653636
2025-10-20 05:05:5940.00.0-8.60.01 , 1.568653637
2025-10-20 05:07:5950.00.0-9.10.021.04, 0.481.151.638653638
2025-10-20 05:09:5960.00.0-8.20.021.04, 0.481.150.008653639
2025-10-20 05:11:597-0.1-0.6-9.20.0111.06, 0.451.160.008653640
2025-10-20 05:13:598-0.2-1.6-10.70.0211.06, 0.451.161.488653641
2025-10-20 05:15:599-0.6-4.0-12.90.0511.04, 0.481.152.708653642
2025-10-20 05:17:5910-0.8-4.2-14.80.0551.04, 0.491.153.558653643
2025-10-20 05:19:5911-29.5-48.0-15.30.013781.04, 0.491.1510.798653644
2025-10-20 05:21:5912-51.4-52.3-16.20.024031.09, -0.061.0912.438653645
2025-10-20 05:23:5913-61.1-59.6-16.30.029281.09, -0.081.0911.218653646
2025-10-20 05:25:5914-58.6-43.0-15.70.029881.10, -0.091.1024.058653647
2025-10-20 05:27:5915-50.1-35.4-15.60.427581.10, -0.081.1138.218653648
2025-10-20 05:29:5916-32.3-24.6-12.11.021641.12, -0.101.1240.398653649
2025-10-20 05:31:5917-33.5-48.7-9.20.324461.06, -0.111.0726.178653650
2025-10-20 05:33:5918-48.7-68.3-11.90.026791.06, 0.001.0628.408653651
2025-10-20 05:35:5919-67.3-68.9-15.40.533351.06, -0.031.0620.098653652
2025-10-20 05:37:5920-94.2-71.2-17.30.543411.07, -0.051.0720.008653653
2025-10-20 05:39:5921-114.7-79.4-16.80.452281.07, -0.071.0731.698653654
2025-10-20 05:41:5922-126.2-83.6-15.10.360211.07, -0.061.0736.458653655
2025-10-20 05:43:5923-131.9-82.8-14.60.064031.07, -0.051.0824.838653656
2025-10-20 05:45:5924-136.3-78.2-13.50.069421.07, -0.051.0818.548653657
2025-10-20 05:47:5925-137.8-74.1-13.20.074331.08, -0.041.0815.708653658
2025-10-20 05:49:5926-146.2-83.7-13.20.078341.08, -0.041.0811.428653659
2025-10-20 05:51:5927-151.7-80.9-12.50.083421.08, -0.031.087.178653660
2025-10-20 05:53:5928-145.5-66.6-11.70.087751.09, -0.031.0911.238653661
2025-10-20 05:55:5929-149.4-80.8-11.10.094361.10, -0.021.1010.548653662
2025-10-20 05:57:5930-160.8-84.4-10.90.0101721.10, -0.011.1015.168653663
2025-10-20 05:59:5931-166.2-81.0-11.00.0104101.11, -0.011.1112.938653664
2025-10-20 06:01:5932-166.6-80.3-11.10.4102991.11, 0.001.1118.878653665
2025-10-20 06:03:5933-174.8-80.3-11.50.0103511.11, 0.001.119.288653666
2025-10-20 06:05:5934-178.7-80.5-11.90.0102971.11, 0.001.119.728653667
2025-10-20 06:07:5935-179.8-82.7-12.30.099541.11, 0.001.1112.218653668
2025-10-20 06:09:5936-181.6-86.3-12.60.096581.11, 0.001.1122.728653669
2025-10-20 06:11:5937-183.1-89.6-12.70.095461.11, 0.011.1110.448653670
2025-10-20 06:13:5938-186.1-89.3-12.80.096051.11, 0.001.1117.638653671
2025-10-20 06:15:5939-186.4-89.1-13.10.094591.11, 0.001.1115.648653672
2025-10-20 06:17:5940-185.3-87.9-13.40.092861.11, 0.001.1114.768653673
2025-10-20 06:19:5941-186.3-85.4-13.60.393131.11, 0.001.1113.088653674
2025-10-20 06:21:5942-264.1-88.4-15.717.0120731.11, 0.001.1112.258653675
2025-10-20 06:23:5943-268.9-89.1-15.617.7122031.11, 0.001.1116.468653676
2025-10-20 06:25:5944-272.9-91.3-15.717.7122731.10, 0.001.109.228653677
2025-10-20 06:27:5945-280.3-92.9-15.418.2126151.10, 0.001.109.218653678
2025-10-20 06:29:5946-285.4-94.5-15.318.8128031.10, 0.001.108.428653679
2025-10-20 06:31:5947-289.5-95.7-15.419.2128221.10, 0.001.107.628653680
2025-10-20 06:33:5948-292.9-96.9-15.619.6129201.10, 0.001.107.338653681
2025-10-20 06:35:5949-297.8-97.2-15.420.0132381.10, -0.011.1016.358653682
2025-10-20 06:37:5950-302.3-97.8-15.520.6134131.10, -0.011.108.168653683
2025-10-20 06:39:5951-305.3-98.6-15.921.0133941.10, -0.011.105.568653684
2025-10-20 06:41:5952-308.1-99.1-16.121.0133551.10, -0.011.104.858653685
2025-10-20 06:43:5953-310.6-99.7-16.221.5133851.10, -0.011.101.458653686
2025-10-20 06:45:5954-311.4-100.9-16.521.8133361.10, -0.011.100.008653687
2025-10-20 06:47:5955-314.1-101.9-16.421.9134651.10, -0.011.100.848653688
2025-10-20 06:49:5956-317.1-102.1-16.722.1135061.10, -0.011.100.008653689
2025-10-20 06:51:5957-320.5-102.7-16.922.5135901.10, -0.011.100.848653690
2025-10-20 06:53:5958-323.5-102.1-16.923.0136841.10, -0.021.100.008653691
2025-10-20 06:55:5959-327.3-103.7-17.123.2137161.09, -0.021.100.008653692
2025-10-20 06:57:5960-326.5-103.1-17.023.6137031.10, -0.021.100.008653693
2025-10-20 06:59:5961-326.7-101.8-17.323.6137121.10, -0.031.100.008653694
2025-10-20 07:01:5962-328.6-102.8-17.124.1138071.10, -0.041.100.008653695
2025-10-20 07:03:5963-407.4-102.8-17.436.316910-1.066.90.93, -0.060.930.878653696
2025-10-20 07:05:5964-412.5-102.7-17.436.817154-1.065.10.92, -0.060.920.008653697
2025-10-20 07:07:5965-415.7-103.7-17.437.617310-0.964.50.91, -0.060.910.008653698
2025-10-20 07:09:5966-417.3-105.3-17.238.017404-1.163.60.91, -0.060.910.008653699
2025-10-20 07:11:5967-420.7-106.5-17.238.717564-0.963.30.90, -0.060.900.008653700
2025-10-20 07:13:5968-420.0-104.7-17.339.317600-1.264.10.91, -0.060.910.008653701
2025-10-20 07:15:5969-419.8-105.9-17.340.017707-1.264.60.91, -0.060.920.008653702

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 )