DATA FORMAT CHANGE
A revision will be made October 1, 1999 to the DATE fields on the Universal Data Delivery Format (UDDF) in order to comply with Y2K issues. All numeric, 5-digit date fields (DDDYY) will change to a numeric 7-digit field (DDDYYYY).
- DDD is day of year
- YYYY is year (including century)
All UDDF files released on or after October 1, 1999 will be provided in version 1.04 of the UDDF.
If you have any questions regarding UDDF changes, contact:
- |27499| will now be reported as |2741999|
Aeronautical Data Manager
National Geodetic Survey
1315 East-West Highway
Silver Spring, Maryland 20910