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Distance from Guankou to Dadonghai

Straight line

1,178 km
732 mi · 636 NM

By road

…
calculating

Travel time

…
flight ≈ 1 h 58 min

Direction

SSW 202°
initial bearing

Open in the calculator (stops, directions, fuel cost) → Dadonghai → Guankou

How far is Guankou from Dadonghai?

Guankou (China) and Dadonghai (China) are quite far apart: 1,178 km in a straight line, that is 732 miles or 636 nautical miles. The distance is measured over the Earth's surface (WGS84 ellipsoid) along the shortest possible path.

From Guankou, Dadonghai lies to the south (initial bearing 202°). Both cities are in China. The halfway point is at 23.2030°, 111.4920°.

A direct flight would take about 1 h 58 min (800 km/h cruise plus take-off and landing). The road distance and driving time are calculated on the map from OpenStreetMap roads.

Frequently asked questions

How far is Guankou from Dadonghai?

The straight-line distance between Guankou and Dadonghai is 1,178 km (732 miles). The road distance is longer and is calculated on the map.

In which direction is Dadonghai from Guankou?

Dadonghai is to the south of Guankou, at an initial bearing of 202°.

How long is the flight from Guankou to Dadonghai?

A direct flight would take about 1 h 58 min at an average cruising speed of 800 km/h.

How is the distance calculated?

The straight-line distance is computed on the WGS84 ellipsoid with the Vincenty formula, accurate to the metre. The road distance comes from OpenStreetMap roads.