EBUTimeFormat ISO 8601 ISO 2008-12-16 1 SMPTE 12M (Timecode) SMPTE 2008-12-16 1 SMPTE 12M (Timecode) with drop frames SMPTE 2008-12-16 1 Edit Unit Fraction of a second inversely proportional to the video frame rate or audio sample rate 2008-12-16 1 Second 2008-12-16 1 Millisecond Spelling mistake corrected 2009-01-06 1 RFC 3339 Date and time over the Internet, Note that RFC 3339 is stricter than ISO 8601 and will require that each element is present for the definition of data AND time e.g. when expressing only a date or time within an element or attribute of dateTime type IETF 2008-12-16 1 Normal Play Time Time specification conforming to section 3.6 of RFC 2326 (Normal Play Time). Syntax: hh:mm:ss.mmm (precision: millisecond) IETF Added for harmonisation with IPTC for use e.g. in NewsML-G2 2009-02-04 1