Occultation of PPM 232217 by (732) Tjilaki on 1997-03-23 Red O-: Otto Farago Optics: M350 | Method: VID | Duration: 9.20,48.78,0 Red O-: Regis Neel Optics: M310 | Method: VIS | Duration: 5.24,45.43,0 Red O-: Raymond Dusser Optics: M100 | Method: VIS | Duration: 5.41,43.85,0 Red O-: Olivier Gadal Optics: M410 | Method: CCD | Duration: 2.14,43.07,0 Yellow O?: Oscar Canales Optics: M200 | Method: VIS | Duration: -1.34,42.20,0