1757 Porvoo

1757 Porvoo, provisional designation 1939 FC, is a stony asteroid from the inner regions of the asteroid belt, about 10 kilometers in diameter. It was discovered by Finnish astronomer Yrjö Väisälä at Turku Observatory on the southwestern coast of Finland, on 17 March 1939.

1757 Porvoo

1757 Porvoo, provisional designation 1939 FC, is a stony asteroid from the inner regions of the asteroid belt, about 10 kilometers in diameter. It was discovered by Finnish astronomer Yrjö Väisälä at Turku Observatory on the southwestern coast of Finland, on 17 March 1939.