GeoHack - Bjornson (cráter)

Bjornson (cráter)
Coordinates on Mercury 73° 7′ 0″ N, 109° 12′ 0″ E  (73.116667°, 109.2°) Type Zoom 5


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Longitude

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Longitude on Mercury increases in the westerly direction. A small crater named Hun Kal provides the reference point for measuring longitude. By definition, the center of Hun Kal is 20° west longitude.[1]

References

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  1. ^ "USGS Astrogeology: Rotation and pole position for the Sun and planets (IAU WGCCRE)". Retrieved 22 October 2009.

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