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Halley's Mount [select site]

Edmond Halley catalogued the southern skies and observed a transit of Mercury from here between 1676 and 1678

CountrySaint Helena
Latitude15° 57' 44.82" S
Longitude05° 41' 58.06" W
Light pollution  very low
Limiting magnitude6.8
Local time
Maps (open on google)
location on map of Earthzoomed-in view