| Galileo image of asteroid 951 Gaspra taken 33 minutes before closest approach from a distance of 15,900 km. Gaspra is an irregular shaped object, 19 x 12 x 11 km with a rotation period of 7 hours. It has been classified as an S-class asteroid. This image was taken using one of the infrared (9680 nm) filters. (Galileo, 01073161.00) |