Londonderry
Latitude
DEC
42.865555° N
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DMS
42° 51′ 56.00″ N
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Longitude
DEC
-71.377190° W
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DMS
71° 22′ 37.88″ W
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Elevation
123.3
m
* Data Source: Coordinates sourced from github/kelvins/US-Cities-Database; elevation referenced to NASA SRTM/Open-Meteo terrain models.