Subject: instrument-calibration Impact: data-unavailable Detail: SEM MEPED in flight calibration. Status: scheduled Issue Time: 2018-06-13 13:17:10.0 Services: SEM AHRPT Metop-B SEM L0 - Metop-B Type: Service Enhancement Ann Nr: 3851 Rev: 1 Start Time: 2018-06-20 09:00:00.0 End Time: 2018-06-20 09:00:00.0