Person naval officer hydrographer
Vidal
naval officer · hydrographer
Captain and hydrographer who published 'Funchal Bay' in 1843, whose plan of Funchal became the basis of later maps; his survey is cited for the archipelago's limits, the 1843 magnetic declination at Funchal, soundings round Porto Santo and a 1844 measurement of Pico Ruivo at 1,845 m.
1Mentioned in
· 5
- Town Plans — Captain who published 'Funchal Bay' in 1843, containing the plan of Funchal that became the basis of later maps.
- Ruivo (peak) — Measured the peak in 1844 at 1,845 m.
- Madeira archipelago — Captain whose survey is cited for the latitude and longitude limits of the archipelago.
- Porto Santo (island) — Hydrographer whose soundings suggest Porto Santo was once larger.
- Magnetic declination — Source for the 1843 declination value at Funchal.
