Subject: Product Outage/Anomaly: Metop-A anomaly on the MHS - Issued This is a multi-part message in MIME format. --Boundary_(ID_KZ5ZZ/783t8vhZ8Up6bIMQ) Content-type: text/plain; charset=utf-8; format=flowed Content-transfer-encoding: 7BIT *Topic:*Metop-A anomaly on the MHS *Date/Time Issued:*March 23, 2018 1735Z *Product(s) or Data Impacted:*MHS Sounding Products *Date/Time of Initial Impact:*March 21, 2018 0240Z *Impacts on Users and Significance:*MHS sounding products were severely impacted *Date/Time of Expected End:*March 21, 2018 1500Z *Length of Outage:*~12 Hours *Details/Specifics of Change:* Metop-A MHS experienced an anomaly starting on 21 March 2018 (18/080) at ~0240Z. EUMETSAT has investigated and confirmed the MHS was in fault mode. The MHS was successfully commanded back to scan mode on March 21, 2018 at ~1500Z. The instrument is currently nominal. It is believed the MHS entered fault mode due to a single event upset, however investigation is still ongoing. *Contact Information for Further Information:*ESPC Operations at ESPCOperations@noaa.gov at 301-817-3880 __and/or other contacts as necessary *Web Site(s) for applicable information:*N/A 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 make take up to two business days to process your unsubscribe request. --Boundary_(ID_KZ5ZZ/783t8vhZ8Up6bIMQ) Content-type: text/html; charset=utf-8 Content-transfer-encoding: 8BIT

Topic:  Metop-A anomaly on the MHS

Date/Time Issued:  March 23, 2018 1735Z

Product(s) or Data Impacted:  MHS Sounding Products

Date/Time of Initial Impact:  March 21, 2018 0240Z

Impacts on Users and Significance:  MHS sounding products were severely impacted

Date/Time of Expected End:  March 21, 2018 1500Z

Length of Outage:  ~12 Hours

Details/Specifics of Change:

Metop-A MHS experienced an anomaly starting on 21 March 2018 (18/080) at ~0240Z. EUMETSAT has investigated and confirmed the MHS was in fault mode.  The MHS was successfully commanded back to scan mode on March 21, 2018 at ~1500Z.  The instrument is currently nominal.  It is believed the MHS entered fault mode due to a single event upset, however investigation is still ongoing.

Contact Information for Further Information:  ESPC Operations at ESPCOperations@noaa.gov at 301-817-3880 and/or other contacts as necessary

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

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 make take up to two business days to process your unsubscribe request.

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