ASTEROIDAL OCCULTATION - REPORT FORM +------------------------------+ +------------------------------+ | EAON | | IOTA/ES | | | | INTERNATIONAL OCCULTATION | | EUROPEAN ASTEROIDAL | | TIMING ASSOCIATION | | OCCULTATION NETWORK | | EUROPEAN SECTION | +------------------------------+ +------------------------------+ 1 DATE: 6 October 2022 STAR: TYC 1878_01059_1 ASTEROID: (589962) 2010 XP34 2 OBSERVER: Name: Wojciech Burzynski Abbr: BZY E-mail: wburzynski@poczta.onet.pl Address: 15-345 Bialystok, Poland 3 OBSERVING STATION: Nearest city: Suprasl Station : Lipowy Most Latitude : 53 12 31.5 N - 0.1" Longitude: 23 31 37.9 E - 0.1" Altitude : 145 MSL - 1 m Datum (WGS84 preferred): WGS84 Single, OR Double or Multiple station (Specify observer's name): single +----------------------------------+ 4 TIMING OF EVENTS: | | | OCCULTATION RECORDED: NEGATIVE | | | +----------------------------------+ Type of event Start observation Interrupt-start Disappearance Blink Flash End observation Jnterrupt-end Reappearance Other (specify) Event Time (UT) P.E. Acc. Code HH MM SS.ss S.ss S.ss S - 23:51:51 E - 23:54:22 Predicted max. duration : 3,1 sec Predicted max. drop (mag) : 10,4 Predicted mid-event: 06 paź; 23:53:05 UT Predicted error in time : +/- 25 sec Was your reaction time applied to the above timings? - NOT RELEVANT 5 TELESCOPE: Type : NEW f/4.7 Aperture: 254 mm FOV: 32.37' x 20.23' Mount: 1195 mm Motor Drive: yes Mount: equatorial GOTO 6 TIMING & RECORDING: Time source : GPS 1PPS Shutter : 0.100 s Sensor : QHY 174M GPS Mode of recording: 1920x1200, 12 bit FITS, Gain=480, bin 2x2 Recording : Laptop Dell Latitiude 3540 (Intel Core i5/RAM 16 GB/SSD 480 GB) Recording : SharpCap 4.0.9392.0 7 OBSERVING CONDITIONS: Atmospheric transparency : good Wind (m/s) : 2 Temperature (deg C/humid.): 7/90 Star image stability : good Minor planet visible : no Local conditions : star altitude: 37°, star azimuth: @100° Local conditions : sun altitude : -38°, sun distancde: 99° Local moon conditions : moon altitude: 8°, moon illumination: +90% 8 ADDITIONAL COMMENTS: Observed star : TYC 1878_01059_1 Star magnitude (mag) : 11,6 Predicted combined magnitude (mag) : 11,6 Minor planet magnitude (mag) : 22,0 Faintest star visible on recording (mag): 13,0 Feed : Planned Observations Rank : 3 Distance from the center line : 289 km, in the 1-sigma zone Chord offset (km) : +289 Shadow width : 39 km Predicted probability for the site : 1,4% Evaluation by : Tangra 3.7.4 9 REMARKS: