[IGSMAIL-2995]: Missing data from NYAL for doy 247 and 248

[permanente geodetiske stasjoner gdiv]

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IGS Electronic Mail      05 Sep 00:20:56 PDT 2000      Message Number 2995
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Author: Svein Rekkedal

Due to trouble with our flashcard, we have lost data at NYAL since
doy 247. We have erased the flashcard and expect to have solved the
problem.