SDO
7th October 2020, 13:10
SDO will execute the EVE Field of View (FOV) calibration maneuver starting at 1315 UTC (9:15 am ET). That will be followed by the HMI/AIA Flatfield calibration maneuver starting at 1630 UTC (2:30 pm ET). During these maneuvers the SDO science data may be missing or blurry.
More... (http://sdoisgo.blogspot.com/2020/10/calibration-maneuvers-today.html)
More... (http://sdoisgo.blogspot.com/2020/10/calibration-maneuvers-today.html)