latitude 42 and longitude 40 is either in the middle of the atlantic You must specify whether it is North/South in latitude & East/West in Longitude.
Libyan desert
Latitude: 10°20′S to 27°SLongitude: 30°10′E to 40°10′E
Latitude: 40°N to 43°NLongitude: 95°19'W to 104°03'W
40°45′0″n 111°53′0″w
The small town of Waipukurau is at latitude 40 degrees south. It is inland from the east coast, roughly halfway between Hastings and Palmerston North. On the east coast the settlement of Mangakuri beach is at latitude 40 degrees south. The town of Whanganui (sometimes spelled Wanganui) on the west coast of the North Island, is at 39.9 degrees south.
Argentina
It is Chile .
Argentina
McMurdo Station: Latitude: 77 degrees, 50 minutes South Longitude: 166 degrees, 40 minutes West
Western and southern
Collón Curá Department, Neuquen, Argentina.
That's in the South Atlantic, east of Argentina.
The South Pacific Ocean.
Argentina.
That seems to be in Argentina.
latitude: 40 degrees north longitude:86 degrees west
No, you are in the southern hemisphere, as you are 20 degrees south of the equator.