(form "00150" (size 73 19)
  (heading "Variogram Validation")
  (field "location" (position 13  4) (display_length 26) (input allowed)
    (null allowed) (max_length 26)
    (file (link "id") (extension "*.str"))
    )
  (field "id" (position 13  5) (display_length 16) (input allowed)
    (translate upper) (format real_8) (null disallowed) (max_length 16)
    (help (field "location")))
  (field "field" (position 13  6) (display_length  3) (input allowed)
    (low_bound 1) (high_bound 100)
    (default "1")
    (format integer_4) (null disallowed) (max_length 3)
    (help (field "location")))
  (field "out_loc" (position 42  4) (display_length 26) (input allowed)
    (null allowed) (max_length "FIO_MAX_LOCATION_LENGTH")
    )
  (field "bng" (position 27  9) (display_length  6) (input allowed)
    (low_bound 0) (high_bound 360)
    (translate upper) (format real_8) (null disallowed) (max_length 6)
    )
  (field "dip" (position 27 10) (display_length  6) (input allowed)
    (low_bound -90) (high_bound 90)
    (translate upper) (format real_8) (null disallowed) (max_length 6)
    (help (field "bng")))
  (field "tilt" (position 27 11) (display_length  6) (input allowed)
    (low_bound -90) (high_bound 90)
    (translate upper) (format real_8) (null disallowed) (max_length 6)
    (help (field "bng")))
  (field "semi_major" (position 57 10) (display_length  5) (input allowed)
    (translate upper) (format real_8) (null disallowed) (max_length 5)
    (help (field "bng")))
  (field "minor" (position 57 11) (display_length  5) (input allowed)
    (translate upper) (format real_8) (null disallowed) (max_length 5)
    (help (field "bng")))
  (field "min" (position 37 14) (display_length  3) (input allowed)
    (low_bound 1) (high_bound 50)
    (format integer_4) (null disallowed) (max_length 3)
    )
  (field "max" (position 52 14) (display_length  4) (input allowed)
    (low_bound 1)
    (format integer_4) (null disallowed) (max_length 4)
    )
  (field "rmax" (position 37 15) (display_length 16) (input allowed)
    (translate upper) (format real_8) (null disallowed) (max_length 16)
    )
  (field "zlimit" (position 37 16) (display_length 16) (input allowed)
    (translate upper) (format real_8) (null disallowed) (max_length 16)
    )
  (default_buttons)
)