Distance from birdwatchers.evolved.intercession to Đồng-Hới
Driving route: -- ( - )
Driving route: -- ( - )
Extended route information
The shortest distance (air line) between 16.942837,108.997772 and Đồng-Hới is 259.01 km.
Driving route: -- ( - )The shortest route between 16.942837,108.997772 and Đồng-Hới is according to the route planner. The driving time is approx. . Half of the trip is reached in .
Flight route: 131.03 km (0h 39min)The flight distance between the nearest airports 16.942837,108.997772 (DAD) and Đồng-Hới (DAD) is 131.03 km. This corresponds to an approximate flight time of 0h 39min. Similar flight routes: DAD → SYX , DAD → HAN , DAD → HAK , DAD → REP , SYX → DAD
Bearing: 283.05° (WNW)The initial bearing on the course from 16.942837,108.997772 to Đồng-Hới is 283.05° and the compass direction is WNW.
Midpoint: 17.20932,107.8117The geographic midpoint between 16.942837,108.997772 and Đồng-Hới is in 129.51 km distance between both points in a bearing of 283.05°.
Time difference: 0h16.942837,108.997772 and Đồng-Hới are both in the same time zone Etc/GMT-7.
How is the distance calculated?
To calculate the distance between 16.942837,108.997772 and Đồng-Hới, the place names are converted into coordinates (latitude and longitude). The respective geographic centre is used for cities, regions and countries. To calculate the distance the Haversine formula is applied.