Occultation of TYC 0291-00027-1 by (202) Chryseis on 2006-02-07 Red O-: Vitali Nevski Optics: M300 | Method: VIS | Duration: 30.32,55.06,0 Red O-: Sergey Shurpakov Optics: M410 | Method: VIS | Duration: 30.21,54.49,0