ASTEROIDAL OCCULTATION - REPORT FORM +------------------------------+ +------------------------------+ | EAON | | IOTA/ES | | | | INTERNATIONAL OCCULTATION | | EUROPEAN ASTEROIDAL | | TIMING ASSOCIATION | | OCCULTATION NETWORK | | EUROPEAN SECTION | +------------------------------+ +------------------------------+ 1 DATE (YYYY/MM/DD): 2012/12/30 STAR: TYC 1909-02319-1 ASTEROID: 1989 UV1 N°: 10751 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 - 00:23:57 - - : - - - : D - - - : R - - - : - - - : E - 00:35:31 - - : Duration : Mid-event : 00:31 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; W7 64b Notebook HDD Time insertion (specify): Precision GPS Time Video Overlay Unit => GPS++ 7 OBSERVING CONDITIONS: Atmospheric transparency: GOOD Wind: MEDIUM Temperature: -2C Star image stability: GOOD Minor planet visible: NO 8 ADDITIONAL COMMENTS: Event data details according to the predictions from NAmer. Predicted event time was 00:31:55 UTC (+/- 24s) for my observing position. Predicted maximum duration was 1.0 seconds with a 9.2mag drop. Position was 241km from predicted central line in N direction inside the 1-sigma limit with a probability of 1.4%. Receiving 08 satellites Horizontal Dilution of Precision 0.9