Extend the table of precisions

This commit is contained in:
Eric Fischer 2019-08-19 12:08:01 -07:00
parent df9fa602bd
commit 78853baf87

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@ -373,6 +373,13 @@ zoom level | precision (ft) | precision (m) | map scale
`-z13` | 4 ft | 1 m | 1:40,000
`-z14` | 2 ft | 0.5 m | 1:20,000
`-z15` | 1 ft | 0.25 m | 1:10,000
`-z16` | 6 in | 15 cm | 1:5000
`-z17` | 3 in | 8 cm | 1:2500
`-z18` | 1.5 in | 4 cm | 1:1250
`-z19` | 0.8 in | 2 cm | 1:600
`-z20` | 0.4 in | 1 cm | 1:300
`-z21` | 0.2 in | 0.5 cm | 1:150
`-z22` | 0.1 in | 0.25 cm | 1:75
### Tile resolution