WEBT observations at the Observatory of the University of Siena are performed by Alessandro Marchini.
Telescope parameters: Long= +11.337 deg, Lat= +44.313 deg, Altitude= 300 m, Observatory IAU code K54
Optical configuration: Maksutov-Cassegrain, f/5.6, D=0.3 m built by Costruzioni Ottiche Zen atop a Comec 10micron GM2000-QCI german equatorial mount.
CCD camera: Sbig STL-6303 (with a 3072 x 2048 pixels KAF-6303E sensor)
Filters: BVRI (Johnson-Cousins)