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NOUS72 KNES 021948
ADMNES
*SUBJECT: ADMINISTRATIVE: GOES-15 (GOES-WEST) SOUNDER PATCH TEMPERATURE CHANGE
 ISSUED: SEPTEMBER 2, 2015  1945Z
*TOPIC: *GOES-15(GOES-WEST)SOUNDER PATCH TEMPERATURE CHANGE

*DATE/TIME ISSUED:* SEPTEMBER 2, 2015 1945Z

*PRODUCT(S) OR DATA IMPACTED: *GOES-15(GOES-WEST)SOUNDER DATA

*DATE/TIME OF INITIAL IMPACT:* SEPTEMBER 10, 2015 AT APPROXIMATELY 2045Z

*DATE/TIME OF EXPECTED END:* SEPTEMBER 10, 2015 AT APPROXIMATELY 2100Z

*LENGTH OF OUTAGE:* 15 MINUTES

*DETAILS/SPECIFICS OF CHANGE: *ON SEPTEMBER 10, 2015, SOCC ENGINEERS
WILL CHANGE THE GOES-15 SOUNDER PATCH TEMPERATURE FROM ITS LOW SET POINT
(82 K) TO ITS HIGH SET-POINT (88 K) STARTING AROUND 2045 UTC (3:45 PM
ET). THE TEMPERATURE TRANSITION WILL TAKE APPROXIMATELY 15 MINUTES
DURING THE DAILY HOUSEKEEPING PERIOD PRIOR TO THE CONUS FRAME SCAN AT
2102 UTC. NO PRODUCT IMPACT IS EXPECTED DURING THIS TEMPERATURE CHANGE.

THE SOUNDER PATCH WILL BE CHANGED BACK TO "MID" SETTING ON SEPTEMBER 23,
2015 AT APPROXIMATELY 2030 UTC JUST PRIOR TO THE SEASONAL YAW FLIP
MANEUVER, AND THEN TO "LOW" AGAIN ON OCTOBER 26, ~2045 UTC.

GOES-15 PATCH MANAGEMENT AND YAW FLIP IS NECESSARY TO KEEP SOUNDER
DETECTOR TEMPERATURES COLD AND IN CONTROL AND MINIMIZE FLUCTUATIONS
AROUND EACH EQUINOX DUE TO THE COOLER BLANKET ANOMALY DISCOVERED RIGHT
AFTER LAUNCH.

*CONTACT FOR FURTHER INFORMATION:* ESPC OPERATIONS AT
ESPCOPERATIONS@NOAA.GOV  AT (301)
817-3880 

*WEB SITE(S) FOR APPLICABLE INFORMATION:*
SEE HTTP://WWW.SSD.NOAA.GOV/PS/SATS/MESSAGES.HTML FOR THIS AND OTHER
SATELLITE RELATED MESSAGES.
SEE HTTP://WWW.OSPO.NOAA.GOV/OPERATIONS/GOES/SCHEDULES.HTML FOR FULL
GOES SCANNING SCHEDULES AND SCAN SECTORS.
SEE HTTP://WWW.OSPO.NOAA.GOV/OPERATIONS/GOES/ECLIPSE.HTML FOR FULL GOES
ECLIPSE SCHEDULES.

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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