SDO
24th April 2019, 15:30
SDO will execute two calibration maneuvers today. The EVE Field of View maneuver will run from 1315-1600 UTC (9:15 am-12 noon ET). The HMI/AIA Flatfield maneuver will then run from 1630-1907 UTC (12:30 pm-3 pm ET). During the maneuvers images may be blurred or absent. These maneuvers were delayed to provide data during the perihelion passage of the Parker Solar Probe earlier this month.
More... (http://sdoisgo.blogspot.com/2019/04/sdo-maneuvers-today.html)
More... (http://sdoisgo.blogspot.com/2019/04/sdo-maneuvers-today.html)