(3) Grid size: 4,700 m by 5,890 m.
(4) OK
(b) Feature Objects -> Map -> 2D Grid
(1) Cell size = 25 m
(2) Depth = Interpolated (use defaults).
(3) OK
2.
Alternatively, the grid position may be defined graphically. Rotate
the grid by putting the cursor on the open circle in the lower right
corner of the grid and dragging to a new orientation. Translate the
grid by grabbing the purple frame or resize by grabbing the black
circles on the grid corners or sides. The grid origin is the corner with
the I,J axis. Refer to the SMS Grid Frame help topic for more
information.
h. Map jetty locations. Jetty elevations are not included in the xyz
bathymetry, so the jetty elevations must be added to the grid. A scanned
image (yaq_entrance.tif) of the jetty location in Tiff format is
imported to visualize the jetty location. This image (yaq_entrance.tif)
is more current than the NOS image (18581a.tif):
Map Module -
1.
(a) File | Open -> yaq_entrance.tif.
This image will replace any previous image -> OK.
(b) Register the image for use as the grid's background display by
identifying three points on the image (U,V) which correspond to