Subject: Administrative: S-NPP VIIRS Lunar Calibration Roll Maneuver This is a multi-part message in MIME format. --Boundary_(ID_2MB32fQZ1mFregV8aezjGw) Content-type: text/plain; charset=windows-1252; format=flowed Content-transfer-encoding: 8BIT *Topic:* S-NPP VIIRS Lunar Calibration Roll Maneuver Scheduled for May 17, 2016 *Date/Time Issued: *May 13, 2016 2045Z *Product(s) or Data Impacted:* All Suomi-NPP Sensor Data *Date/Time of Initial Impact:* May 17, 2016 0336Z *Date/Time of Expected End:* May 17, 2016 0438Z *Length of Outage: * See Details *Details and Specifics of Change: * On May 17, 2016, Suomi-NPP will perform a spacecraft attitude maneuver for the VIIRS Lunar Calibration, with a roll of -2.6395 degrees centered at 04:01:05Z. Science data may be impacted while the spacecraft is pointing off-nadir during the attitude maneuver and the CERES instrument will not provide nominal science data as it will placed in a contamination safe mode. The timeline of events for this maneuver are provided below. The following observatory systems will be affected on 2016 May 17: 03:36:05 Z – 04:38:05 Z CERES will be in Contam-Safe, science data will not be available 03:51:05 Z – 04:13:05 Z HRD will be off, data for direct broadcast users will be unavailable 03:55:35 Z – 04:08:36 Z VIIRS encoder offset and gain will be set for Moon observation 03:56:05 Z – 04:08:05 Z S-NPP will be pointing off-nadir, collected data may be impacted and not disseminated *Contact Information for Further Information:* ESPC Operations at ESPCOperations@noaa.gov and 301-817-3880 Web Site(s) for applicable information: N/A This message was sent by ESPC.Notification@noaa.gov. You have been sent this and other notifications because you have opted in to receive it. If for any reason, you wish to unsubscribe, please contact ESPC Help Desk at ESPCOperations@noaa.gov or (301) 817-3880. Please note: it may take up to two business days to process your unsubscribe request. --Boundary_(ID_2MB32fQZ1mFregV8aezjGw) Content-type: text/html; charset=windows-1252 Content-transfer-encoding: 8BIT
Topic: S-NPP VIIRS Lunar Calibration Roll Maneuver Scheduled for May 17, 2016On May 17, 2016, Suomi-NPP will perform a spacecraft attitude maneuver for the VIIRS Lunar Calibration, with a roll of -2.6395 degrees centered at 04:01:05Z. Science data may be impacted while the spacecraft is pointing off-nadir during the attitude maneuver and the CERES instrument will not provide nominal science data as it will placed in a contamination safe mode. The timeline of events for this maneuver are provided below. The following observatory systems will be affected on 2016 May 17: 03:36:05 Z – 04:38:05 Z CERES will be in Contam-Safe, science data will not be available 03:51:05 Z – 04:13:05 Z HRD will be off, data for direct broadcast users will be unavailable 03:55:35 Z – 04:08:36 Z VIIRS encoder offset and gain will be set for Moon observation 03:56:05 Z – 04:08:05 Z S-NPP will be pointing off-nadir, collected data may be impacted and not disseminated