Terby (crater)
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| Terby | |
| Coordinates | 28.3° S, 285.9° W |
|---|---|
| Diameter | 174.0 km |
| Eponym | François J. Terby |
Terby is a crater on the northern edge of Hellas Planitia, Mars. The 174 km diameter crater is centered at 28°S, 73°E with an elevation of −5 km. It is named after François J. Terby. It is the site of an ancient lakebed and has clay deposits.

