Subject: instrument-calibration Impact: data-unavailable Detail: SEM MEPED in flight calibration. Status: scheduled Issue Time: 2017-12-20 16:32:58.0 Services: SEM L0 - Metop-B SEM AHRPT Metop-B Type: Planned Maintenance Ann Nr: 3428 Rev: 1 Start Time: 2017-12-26 08:51:00.0 End Time: 2017-12-26 08:58:00.0 Satellites: Metop-A Subsystem: SEM Component: MEPED