Subject: Administrative: -SNPP VIIRS Lunar Roll Issued :February 6, This is a multi-part message in MIME format. --------------090508070004090001090400 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit *Topic: *S-NPP VIIRS Lunar Roll *Date/Time Issued:*February 6, 2014 17:10 UTC *Product(s) or Data Impacted: *All S-NPP Sensor Data *Date/Time of Initial Impact: *February 10,2014 05:29:12 UTC *Date/Time of Expected End: ***February 10, 2014 05:41:12 UTC *Length of Outage: *See Details. *Details/Specifics of Change: *S-NPP will perform a spacecraft attitude maneuver, for the VIIRS Lunar Calibration, with a roll of -3.714 degrees centered at February 10, 2014**05:34:12 UTC. 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 February 10, 2014: 05:09:12 UTC -- 07:22:12 UTC CERES will be in Contam-Safe, science data will not be available 05:24:12 UTC -- 05:46:12 UTC HRD will be off, data for direct broadcast users will be unavailable 05:28:41 UTC -- 05:41:43 UTC VIIRS encoder offset and gain will be set for moon observation 05:29:12 UTC -- 05:41:12 UTC S-NPP will be pointing off nadir and collected data during that time period may be impacted * Contact Information for Further Information:*ESPC Operations at ESPCOperations@noaa.gov at 301-817-3880 *Web Site(s) for applicable information:*N/A This message was sent to 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. --------------090508070004090001090400 Content-Type: text/html; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Topic:  S-NPP VIIRS Lunar Roll 

Date/Time Issued: February 6, 2014 17:10 UTC

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

Date/Time of Initial Impact: February 10, 2014    05:29:12 UTC

Date/Time of Expected End:   February 10, 2014    05:41:12 UTC

Length of Outage:  See Details.

Details/Specifics of Change:  S-NPP will perform a spacecraft attitude maneuver, for the VIIRS Lunar Calibration, with a roll of -3.714 degrees centered at February 10, 2014 05:34:12 UTC.  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 February 10, 2014: 

05:09:12 UTC – 07:22:12 UTC   CERES will be in Contam-Safe, science data will not be available
05:24:12 UTC – 05:46:12 UTC   HRD will be off, data for direct broadcast users will be unavailable
05:28:41 UTC – 05:41:43 UTC   VIIRS encoder offset and gain will be set for moon observation
05:29:12 UTC – 05:41:12 UTC   S-NPP will be pointing off nadir and collected data during that time period may be impacted


Contact Information for Further Information: ESPC Operations at ESPCOperations@noaa.gov at 301-817-3880

Web Site(s) for applicable information: N/A

This message was sent to 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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