NOTICE ADVISORY TO NAVSTAR USERS (NANU) 2014036 SUBJ: SVN51 (PRN20) FORECAST OUTAGE SUMMARY JDAY 100/1741 - JDAY 100/2333 1 NANU TYPE: FCSTSUMM NANU NUMBER: 2014036 NANU DTG: 102353Z APR 2014 REFERENCE NANU: 2014034 REF NANU DTG: 041719Z APR 2014 SVN: 51 PRN: 20 START JDAY: 100 START TIME ZULU: 1741 START CALENDAR DATE: 10 APR 2014 STOP JDAY: 100 STOP TIME ZULU: 2333 STOP CALENDAR DATE: 10 APR 2014

1. CONDITION: GPS SATELLITE SVN51 (PRN20) WAS UNUSABLE ON JDAY 100 (10 APR 2014) BEGINNING 1741 ZULU UNTIL JDAY 100 (10 APR 2014) ENDING 2333 ZULU

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