Basic Statistics

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Layer Id 2172 Name 1792 Galiano expedition, route of the Mexicana
Description

This map shows the voyage of the Mexicana under Captain Valdes

 Type Other
Warning

This project uses historic names for places, some of which may now be offensive. Map points are approximate and do not indicate the exact anchorages of the vessel. Voyage layers may not include all anchorages and may include some places sighted but not visited. Journey lines follow the shortest route between anchorages and do not indicate the exact path of the vessel.

 Creator Claire Brennan
Publisher James Cook University Contact claire.brennan@jcu.edu.au
License CC BY-NC Created At 2024-10-29 13:37:09
Updated At 2024-10-29 13:37:23 Ghap Url https://tlcmap.org/layers/2172
Statistic Value Unit
Total Places
25 -
Area
1831155.7927 km2
Convex Hull
POLYGON((-99.8798 16.8443,-120.5467 33.9521,-124.4152 40.4412,-128.0063 50.8693,-127.6603 50.8154,-125.8047 50.3955,-124.8428 50.0739,-123.2402 49.2991,-122.5727 48.7017,-99.8798 16.8443)) -
Density
1.3652579479946E-5 places/km2
Centroid
POINT(-122.216696 44.07701199999999) -
Bounding Box
POLYGON((-128.0063 16.8443,-128.0063 50.8693,-99.8798 50.8693,-99.8798 16.8443,-128.0063 16.8443)) -
Most Central Place
Valdes (Mexicana) -
Most Distant Place from center
Valdes (Mexicana) -
Distribution
  • Average Distance from Centroid: 911.9061362151
  • Average Distance from Centroid / Area of Convex Hull: 0.00049799484011708
 kilometers
Start Date
1792-03-08 -
End Date
1792-11-23 -
Duration
0.71 years
Median Date
1792-07-28 -
Average Date
1792-08-03 -