Occultation of TYC 3189-01721-1 by (5234) Sechenov on 2007-07-25 Red O-: Henk Bulder Optics: M305 | Method: VIS | Duration: 6.88,52.94,0 Red O-: Wolfgang Rothe Optics: M200 | Method: VID | Duration: 13.48,52.47,0 Red O-: Martin Dentel Optics: M250 | Method: VID | Duration: 13.35,52.46,0 Red O-: Henk De Groot Optics: M356 | Method: VID | Duration: 5.80,51.83,0 Red O-: Oliver Kloes Optics: M254 | Method: VID | Duration: 8.36,50.14,0 Red O-: Gerhard Dangl Optics: M254 | Method: VID | Duration: 15.24,48.79,0 Red O-: Mike Kohl Optics: M150 | Method: VIS | Duration: 8.84,47.28,0 Yellow O?: Tomas Janik Optics: M200 | Method: VIS | Duration: 1.00 14.00,50.73,0