Baptistina family
Asteroid family
The Baptistina family is an asteroid family of more than 2500 members that was probably produced by the breakup of an asteroid 170 km across 80 million years ago following an impact with a smaller body. The two largest presumed remnants of the... Wikipedia
Discovery date: 9 September 1890
Orbital period (sidereal): 3.41 yr (1244.3 d)
Synodic rotation period: 16.23 h (0.676 d); 16.23±0.02 h;