Subject: instrument-calibration Impact: data-unavailable Detail: SEM MEPED in flight calibration. Status: scheduled Issue Time: 2018-03-14 12:06:21.0 Services: SEM L0 - Metop-B SEM AHRPT Metop-B Type: Planned Maintenance Ann Nr: 3647 Rev: 2 Start Time: 2018-03-21 12:29:00.0 End Time: 2018-03-21 12:29:00.0 Satellites: Metop-A