ASTEROIDAL OCCULTATION - REPORT FORM +------------------------------+ +------------------------------+ | EAON | | IOTA/ES | | | | INTERNATIONAL OCCULTATION | | EUROPEAN ASTEROIDAL | | TIMING ASSOCIATION | | OCCULTATION NETWORK | | EUROPEAN SECTION | +------------------------------+ +------------------------------+ 1 DATE (YYYY/MM/DD): 2021/07/29 STAR: UCAC4 391-075909 ASTEROID: 1999 RA144 N°: 24022 2 OBSERVERS: Name: Leszek Benedyktowicz PTMA SOPiZ Address: Krakow, Poland 3 OBSERVING STATION: Nearest city: Krakow (region) Station: mobile station Longitude (DD MM SS.s): E 019 49 32.6 (WGS84) Latitude (DD MM SS.s): N 50 02 58.0 (WGS84) Altitude (m): 263 m (WGS84) Single|Multiple station: Single +----------------------------+ 4 TIMING OF EVENTS: | | | EVENT REPORTED: NEGATIVE | | | +----------------------------+ Event code S: observation Start I: Interruption start D: Disappearance J: Interruption end R: Reappearance B: Blink F: Flash E: observation End O: Other (specify) Comments Event Time (UT) P.E. Acc. Code HH:MM:SS.ss S.ss S.ss S - 21:25:55.00 - E - 21:27:48.00 - Duration : Mid-event : 5 TELESCOPE: Type: Schmidt-Cassegrain Aperture: 203 mm Focal length: 1000 mm (reducer 0.5x) Mount: Equatorial Motor drive: Yes Filter: 6 TIMING & RECORDING: Time source: SNTP NetTime and GPS-inserter Sensor: ZWO ASI 120MM Recording: Exposure= 250ms Recording device: laptop ASUS, SharpCap 3.2 (Windows10) Time insertion: laptop ASUS-clock corrected GPS-inserter 7 OBSERVING CONDITIONS: Atmospheric transparency: good Wind: NO Temperature: 16 °C Star image stability: good Minor planet visible: no 8 ADDITIONAL COMMENTS: