Subject: Administrative: Suomi-NPP VIIRS Lunar Calibration Roll This is a multi-part message in MIME format. --Boundary_(ID_x1Q7REhN6E+JMFSwjbzirw) Content-type: text/plain; charset=utf-8; format=flowed Content-transfer-encoding: 8BIT *Topic:* S-NPP VIIRS Lunar Calibration Roll Maneuver Scheduled for April 6, 2017 *Date/Time Issued:* April 6, 2017 2005Z *Product(s) or Data Impacted:* All Suomi-NPP Sensor Data *Date/Time of Initial Impact:* April 6, 2017 19:02:42Z *Date/Time of Expected End:* April 6, 2017 20:04:42Z *Length of Outage:* See Details. *Details/Specifics of change:* On April 06, 2017, Suomi-NPP will perform a spacecraft attitude maneuver for the VIIRS Lunar Calibration, with a roll of -2.6382 degrees centered at 19:27:42Z. 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 2017 April 06: 19:02:42 Z – 20:04:42 Z CERES will be in Contam-Safe, science data will not be available 19:17:42 Z – 19:39:42 Z HRD will be off, data for direct broadcast users will be unavailable 19:22:12 Z – 19:35:13 Z VIIRS encoder offset and gain will be set for Moon observation 19:22:42 Z – 19:34:42 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_x1Q7REhN6E+JMFSwjbzirw) Content-type: text/html; charset=utf-8 Content-transfer-encoding: 8BIT

Topic: S-NPP VIIRS Lunar Calibration Roll Maneuver Scheduled for April 6, 2017

Date/Time Issued:  April 6, 2017 2005Z

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

Date/Time of Initial Impact: April 6, 2017 19:02:42Z

Date/Time of Expected End: April 6, 2017 20:04:42Z

Length of Outage:  See Details.

Details/Specifics of change: On April 06, 2017, Suomi-NPP will perform a spacecraft attitude maneuver for the VIIRS Lunar Calibration, with a roll of -2.6382 degrees centered at 19:27:42Z. 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 2017 April 06:

19:02:42 Z – 20:04:42 Z  CERES will be in Contam-Safe, science data will not be available
19:17:42 Z – 19:39:42 Z  HRD will be off, data for direct broadcast users will be unavailable
19:22:12 Z – 19:35:13 Z  VIIRS encoder offset and gain will be set for Moon observation
19:22:42 Z – 19:34:42 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.


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