The USB will then follow with the first virtual frequency starting on a new card. The VLBI Fringe Extent Number is moved to card 12 from card 10. Some information previously given for each frequency channel is now given for the scan. Unused or unavailable information is removed. Fringe Extent Number removed.
All unused data is marked as such below.
Where such an exact correspondence occurs, this has been marked as such below. BSB is Both. All values should include a decimal point or be right-hand justified in the indicated fields. Source coordinates are given in J2000.0 coordinates using the IAU 1984 definitions for precession, nutation, aberration, etc. 4. The sequence number in columns 71-78 of the data cards is to be the same number for each data card associated with a given observation.