West Coast Multibeam Base Map Series
a proposal John Hughes Clarke (1), Kashka
Iwanowska (2), Mike Brissette (3) and Doug Cartwright (3)
|
20m
pixel - > 1500m |
10
m pixel < 1500m |
5
m pixel < 400m |
2.5
m pixel < 100m |
40
min lat x 80 min lon |
20
min lat by 40 min lon |
10
min lat by 20 min lon |
5
min lat by 10 min lon |
all quads |
40x80 |
20x40 |
10x20 |
5x10 |