Subject: instrument-calibration Impact: data-unavailable Detail: SEM MEPED in flight calibration. Status: scheduled Issue Time: 2016-04-27 14:35:26.0 Services: SEM L0 - Metop-A SEM AHRPT Metop-A Type: Planned Maintenance Ann Nr: 1830 Rev: 1 Start Time: 2016-05-03 09:00:00.0 End Time: 2016-05-03 12:00:00.0