Subject: Administrative: Suomi-NPP VIIRS Lunar Calibration Roll This is a multi-part message in MIME format. --Boundary_(ID_0Oojw680U5MhqJLMV0yw2Q) Content-type: text/plain; charset=utf-8; format=flowed Content-transfer-encoding: 8BIT Topic: S-NPP VIIRS Lunar Calibration Roll Maneuver Scheduled for November 29, 2017 Date/Time Issued: November 28, 2017 21:40Z Product(s) or Data Impacted: All Suomi-NPP Sensor Data Date/Time of Initial Impact: November 29, 2017 20:09:55Z Date/Time of Expected End: November 29, 2017 21:11:55Z Length of Outage: See Details. Details/Specifics of change: On November 29, 2017, Suomi-NPP will perform a spacecraft attitude maneuver for the VIIRS Lunar Calibration, with a roll of -6.0426 degrees centered at 20:34:55Z. 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 November 29, 2017: 20:09:55 Z – 21:11:55 Z CERES will be in Contam-Safe, science data will not be available 20:24:55 Z – 20:46:55 Z HRD will be off, data for direct broadcast users will be unavailable 20:29:25 Z – 20:42:26 Z VIIRS encoder offset and gain will be set for Moon observation 20:29:55 Z – 20:41:55 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 at (301)817-3880. This message was sent from 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_0Oojw680U5MhqJLMV0yw2Q) Content-type: text/html; charset=utf-8 Content-transfer-encoding: 8BIT

Topic: S-NPP VIIRS Lunar Calibration Roll Maneuver Scheduled for November 29, 2017

Date/Time Issued:  November 28, 2017 21:40Z

Product(s) or Data Impacted:  All Suomi-NPP Sensor Data

Date/Time of Initial Impact: November 29, 2017 20:09:55Z

Date/Time of Expected End: November 29, 2017 21:11:55Z

Length of Outage:  See Details.

Details/Specifics of change: On November 29, 2017, Suomi-NPP will perform a spacecraft attitude maneuver for the VIIRS Lunar Calibration, with a roll of -6.0426 degrees centered at 20:34:55Z. 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 November 29, 2017:

20:09:55 Z – 21:11:55 Z  CERES will be in Contam-Safe, science data will not be available
20:24:55 Z – 20:46:55 Z  HRD will be off, data for direct broadcast users will be unavailable
20:29:25 Z – 20:42:26 Z  VIIRS encoder offset and gain will be set for Moon observation
20:29:55 Z – 20:41:55 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 at (301)817-3880.  

 

This message was sent from 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.

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