Original: In the late 1990s, a network of astronomers worldwide gathered lightcurve data that was ultimately used to derive the spin states and shape models of 10 new asteroids, including (/O776/O) Berbericia.
Simplified: In the late 1990s, a network of astronomers worldwide gathered lightcurve data that was mostly used to conclude the spin states and shape models of 10 new asteroids, including (/O776/O) Berbericia.