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306  Playing Time (NR)


Input Standards

1st Indicator  Undefined
blank character  Undefined
2nd Indicator  Undefined
blank character  Undefined
Subfields (R=Repeatable  NR=Nonrepeatable) Input Standards 
‡a Playing time (R) Mandatory/Mandatory


The duration of a sound recording, videorecording, etc. or the duration of the performance of a music manuscript or printed music if the duration is on the item. Use six character positions in subfield ‡a. The six positions represent the duration of a work in hours, minutes, and seconds. Use field 500 to enter duration information as a note. In such cases, you may enter field 306 and field 500 in the same record.

1st Indicator

Undefined. The 1st indicator position is undefined and contains a blank ( blank character ).
blank character Undefined 

2nd Indicator

Undefined. The 2nd indicator position is undefined and contains a blank ( blank character ).
blank character Undefined 


‡a Playing time   First and second positions are for number of hours. The third and fourth positions, the number of minutes. The fifth and sixth positions, number of seconds. Use the following guidelines:
  • Enter one hour (exactly) as 60 minutes. Enter one minute (exactly) as 60 seconds.
  • Enter any duration more than an hour in terms of hours, minutes, and seconds.
  • Enter any duration more than one minute and less than one hour in terms of minutes and seconds.
    Duration Enter
    1 hour 306 006000
    75 minutes 306 011500
    1 hour, 45 min. 306 014500
    1 minute 306 000060
    20 min. 16 sec. 306 002016
  • If a duration is expressed as a range, enter the higher number.
    Duration Enter
    ca. 17:00-18:00 306 001800
  • If a sound recording or score has two or more pieces, enter the duration for each piece in a separate subfield ‡a. For example, two durations are 37 min., and 10 min., 50 seconds, enter:
306     003700 ‡a 001050


Field 306 does not print. Use field 500 for notes.
306     014500
500     Duration: 1 hr., 45 min.

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