Occultation of TYC 6812-00622-1 by (131) Vala on 2002-05-26 Red O-: Alain Klotz Optics: M200 | Method: CCD | Duration: 2.04,43.64,0 Red O-: Rui Goncalves Optics: M254 | Method: CCD | Duration: -8.38,39.52,0 Yellow O?: Simone Bolzoni Optics: M200 | Method: VIS | Duration: 1.70 8.85,45.60,0