Despite its low albedo , CALL characterizes the body as a S - type rather than a darker C - type asteroid .
The Collaborative Asteroid Lightcurve Link ( CALL ) derives an even lower albedo of 0.04 and calculates a diameter of 27.5 kilometer .
Despite Collaborative Asteroid Lightcurve Link 's low albedo , Collaborative Asteroid Lightcurve Link characterizes the body as a S - type rather than a darker C - type asteroid .
The Collaborative Asteroid Lightcurve Link ( CALL ) derives an even lower albedo of 0.04 and calculates a diameter of 27.5 kilometer .