Topic: Missing/Delayed NPP and N20 HLM Data
Date/Time Issued: February 11, 2021 1625Z
Product(s) or Data Impacted:  NPP and N20 HLM Data
Date/Time of Initial Impact:  February 10, 2021 19:38z (JDAY 040)
Date/Time of Expected End: TBD
Length of Outage:   TBD
Details/Specifics of Change: The purpose of this notice is to inform NPP and N20 mission segments of the HLM data delay due to the anomaly experienced on February 10th. On 2/10 at 19:39z, HLM data for both N20 and NPP were reported as not being captured at the SVL SGE. SMD capture and delivery has been nominal and remains nominal for both missions. The root cause is currently under investigation.

Contact Information for Further Information: ESPC Operations at and 301-817-3880
Web Site(s) for applicable information: N/A
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