Occultation of 3UC 173-244309 by (14410) 1991 RR1 on 2012-09-06 Red O-: Marcin Filipek Optics: M300 | Method: VIS | Duration: 19.75,50.21,0 Red O-: Gerhard Dangl Optics: M254 | Method: VID | Duration: 15.24,48.79,0 Red O-: Stefano Sposetti Optics: M400 | Method: VID | Duration: 9.02,46.23,0 Red O-: Pietro Baruffetti Optics: M300 | Method: VID | Duration: 10.13,44.02,0 Red O-: Fabrizio Ciabattari Optics: M500 | Method: CCD | Duration: 10.51,44.00,0