Occultation of TYC 2440-00609-1 by (4157) Izu on 2006-12-30 Red O-: E. Frappa/A. Klotz Optics: M250 | Method: CCD | Duration: 6.92,43.75,0 Red O-: Vagelis Tsamis Optics: M250 | Method: VID | Duration: 22.43,37.17,0 Red O-: Athanasios Douvris Optics: M250 | Method: VIS | Duration: 22.43,37.17,0 Red O-: D. Kapetanakis Optics: M200 | Method: VIS | Duration: 22.43,37.17,0