Tin Bider
Coordinates: 27 ° 36 ′ 0 ″ N , 5 ° 7 ′ 0 ″ E
Tin Bider ( Arabic تن بدر) is an impact crater in the province of In Salah in Algeria .
The crater is six kilometers in diameter; its age is estimated to be less than 70 million years. It is visible on the surface of the earth.
