DATE-OBS

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definition The format of the value field for DATE-OBS keywords shall follow the prescriptions for the DATE keyword (Sect. 4.4.2 and Sect. 9.1.1 Either the four-digit year format or the two-digit year format may be used for observation dates from 1900 through 1999, although the four-digit format is recommended. This record's comment: "Start date of observation (dd/mm/yy) 19yy"
label DATE-OBS
structuralPath hdu3_header.date_obs

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