Focas (Martian crater)

Focas Crater is an impact crater in the Ismenius Lacus quadrangle of Mars. It is located at 33.9° N and 347.3° W and its name was approved in 1973. Focas Crater is 76.5 km in diameter. It was named after Jean Focas. Pictures reveal many small channels along its rim; some are visible in pictures below from CTX.