ASTEROIDAL OCCULTATION - REPORT FORM +------------------------------+ +------------------------------+ | EAON | | IOTA/ES | | | | INTERNATIONAL OCCULTATION | | EUROPEAN ASTEROIDAL | | TIMING ASSOCIATION | | OCCULTATION NETWORK | | EUROPEAN SECTION | +------------------------------+ +------------------------------+ 1 DATE (YYYY/MM/DD): 2012/12/07 STAR: TYC 1355-01006-1 ASTEROID: Belopolskya N°: 1004 2 OBSERVER: Name: Peter DELINCAK E-mail: pdlink@astronomy.sk Address: SLOVAKIA, Hviezdoslavova 1971, 022 01 Cadca Phone: +421 915 710 121 Web: www.astronomy.sk 3 OBSERVING STATION: Nearest city: Cadca Station: PDlink Observatory Longitude (DD MM SS.s): E 18 42 09.47 (WGS84) Latitude (DD MM SS.s): N 49 24 15.20 (WGS84) Altitude (m): 680.231m (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) Personal Equation Substracted: No Comments Event Time (UT) P.E. Acc. Code HH:MM:SS.ss S.ss S.ss S - 19:47:00 - - : - - - : D - - - : R - - - : - - - : E - 19:54:00 - - : Duration : Mid-event : 19:51 5 TELESCOPE: Type: Mirror optics Aperture: 355mm Magnification: prime focus (f/4.2) Mount: EQUATORIAL Motor drive: YES 6 TIMING & RECORDING: Time source: GPS 1PPS Integral GPS Receiver Sensor: Watec 902H2 Ultimate Recording: It=20ms (50 Img/s), Video CCIR, UYVY, uncompressed AVI Recording device: Pinnacle PCTV Hybrid Pro Stick 340e; WXP32 Notebook HDD Time insertion (specify): Precision GPS Time Video Overlay Unit => GPS++ 7 OBSERVING CONDITIONS: Atmospheric transparency: VERY GOOD Wind: NONE Temperature: -14C Star image stability: VERY GOOD Minor planet visible: NO 8 ADDITIONAL COMMENTS: Event data details according to the predictions from IOTA. Predicted event time was 19:51:46 UTC (+/- 7s) for my observing position. Predicted maximum duration was 8.5 seconds with a 4.1mag drop. Position was 207km from predicted central line in E direction inside the 3-sigma limit with a probability of 0.8%. Receiving 09 satellites Horizontal Dilution of Precision 0.9