Subject: SARSAT Outage/Anomaly: (Update#2) Hawaii 1 (LEO) Ground This is a multi-part message in MIME format. --Boundary_(ID_1zrdIhGCu/35y/BCPaDlxQ) Content-type: text/plain; charset=utf-8; format=flowed Content-transfer-encoding: 7BIT *Update #2: Final Update:* The LNC in Hawaii 2 was replaced with the on-site spare. The site returned to normal operation on July 16, 2017 at 0407Z. *Correction: *Topic & Date/Time of Initial Impact *Update #1: *The maintenance vendor determined that Hawaii LEO Ground Station has been experiencing a communication issue between the LP/FP and the Antenna. It appears now that there may be a physical issue with the antenna movement. A technician has been requested to perform an on-site inspection of the Hawaii 2 Antenna* * *Topic:* SARSAT Hawaii 2 Earth Orbit (LEO) Ground Station Offline *Date/Time Issued: * July 16, 2017 0725Z *Product(s) or Data Impacted:* SARSAT alert data *Date/Time of Initial Impact:* July 14, 2017 1619Z *Date/Time of Expected End: * July 16, 2017 0407Z *Length of Outage: * 1 day, 11 hours, 48 minutes *Details/Specifics of Change: *Hawaii 2 LEO Ground Station in Wahiawa, HI is not receiving pass solution data. The LUT Vendor is investigating this issue. *Impact: *Minor-Dual satellite tracking capability lost. Distress alert detection/reporting timeliness affected. *Contact Information for Further Information: *USMCC Operations usmcc@noaa.gov at 301-817-4576 *Web Site(s) for applicable information:* N/A --Boundary_(ID_1zrdIhGCu/35y/BCPaDlxQ) Content-type: text/html; charset=utf-8 Content-transfer-encoding: 8BIT

Update #2: Final Update:  The LNC in Hawaii 2 was replaced with the on-site spare.  The site returned to normal operation on July 16, 2017 at 0407Z.

Correction: Topic & Date/Time of Initial Impact

Update #1: The maintenance vendor determined that Hawaii LEO Ground Station has been experiencing a communication issue between the LP/FP and the Antenna. It appears now that there may be a physical issue with the antenna movement. A technician has been requested to perform an on-site inspection of the Hawaii 2 Antenna

Topic:  SARSAT Hawaii 2 Earth Orbit (LEO) Ground Station Offline

Date/Time Issued:  July 16, 2017 0725Z

Product(s) or Data Impacted:  SARSAT alert data

Date/Time of Initial Impact:   July 14, 2017 1619Z

Date/Time of Expected End:  July 16, 2017  0407Z

Length of Outage:  1 day, 11 hours, 48 minutes

Details/Specifics of Change: Hawaii 2 LEO Ground Station in Wahiawa, HI is not receiving pass solution data. The LUT Vendor is investigating this issue.

Impact: Minor-Dual satellite tracking capability lost. Distress alert detection/reporting timeliness affected.

Contact Information for Further Information: USMCC Operations usmcc@noaa.gov at 
301-817-4576

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


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