915 Cosette
Encyclopedia
915 Cosette is an S-type asteroid
http://www.psi.edu/pds/resource/taxonomy.html belonging to the Flora family
of Main Belt asteroids. Its rotation period is 4.445 hourshttp://www.psi.edu/pds/archive/lc.html.
S-type asteroid
S-type asteroids are of a stony composition, hence the name. Approximately 17% of asteroids are of this type, making it the second most common after the C-type.-Characteristics:...
http://www.psi.edu/pds/resource/taxonomy.html belonging to the Flora family
Flora family
The Flora family of asteroids is a large grouping of S-type asteroids in the inner main belt, whose origin and properties are relatively poorly understood at present...
of Main Belt asteroids. Its rotation period is 4.445 hourshttp://www.psi.edu/pds/archive/lc.html.