Occultation of TYC 2491-01520-1 by (33074) 1997 WP21 on 2021-02-14 Green O+: Jiri Kubanek Optics: M150 | Method: CCD | Duration: 1.71 13.88,49.85,0 Green O+: Karel Halir Optics: M507 | Method: VID | Duration: 0.56 13.60,49.75,0 Red O-: Tomas Janik Optics: M355 | Method: VID | Duration: 13.85,50.64,0 Red O-: Marcin Filipek Optics: M250 | Method: VID | Duration: 19.75,50.21,0 Red O-: Miroslav Polacek Optics: M152 | Method: CCD | Duration: 13.76,49.75,0 Red O-: Michal Rottenborn Optics: M254 | Method: CCD | Duration: 13.33,49.71,0 Red O-: Jiri Polak Optics: M303 | Method: CCD | Duration: 13.32,49.69,0