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424
NOUS72 KNES 010119
ADMNES
*TOPIC:* NOAA-18 TWO-ORBIT LONG GAC DATA DISTRIBUTION AND PROCESSING TEST


*DATE/TIME ISSUED:* APRIL 30, 2024 0115Z (JDAY 122)


*PRODUCT(S) OR DATA IMPACTED: * NOAA-18 GAC


*DATE/TIME OF INITIAL IMPACT:*   MAY 1, 2024 13:26:43Z (JDAY 122)


*DATE/TIME OF EXPECTED END:*    MAY 1, 2024 17:01:33Z (JDAY 122)

*LENGTH OF OUTAGE: *3 HOURS 40 MIN



*DETAILS/SPECIFICS OF CHANGE:*



PARSONS WILL SEND A LEVEL 0 DATA FILE TO ESPC ON *MAY 1* FOR PRODUCT
PROCESSING. THE FILE IS EXPECTED TO CARRY A TWO-ORBIT LONG GAC DATA,
COVERING THE OBSERVATION TIME FROM *13:26:43Z* TO *17:01:33Z*. THE FILE
WILL BE USED TO TEST THE RELEVANT L1A AND L1B PRODUCT PROCESSING AT NSOF.
THE POSSIBLE OUTCOMES INCLUDE:

        TWO SEPARATE L1B GAC FILES, EACH OF WHICH IS ONE ORBIT LONG;

        ONE L1B GAC FILES, WHICH IS TWO ORBITS LONG, OR

        NO L1B DATA FILES.

AFTER THE TESTING PERIOD, THE NOMINAL NOAA-18 DATA FLOW WILL RESUME.



*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 FOR REQUEST TO TAKE EFFECT.

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