ASTEROIDAL OCCULTATION - REPORT FORM +------------------------------+ +------------------------------+ | EAON | | IOTA/ES | | | | INTERNATIONAL OCCULTATION | | EUROPEAN ASTEROIDAL | | TIMING ASSOCIATION | | OCCULTATION NETWORK | | EUROPEAN SECTION | +------------------------------+ +------------------------------+ 1 DATE (YYYY/MM/DD): 2013/05/20 STAR: TYC 5126-01139-1 ASTEROID: Hansa N°: 480 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: POSITIVE | | | +----------------------------+ 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 - 23:58:02.0000 0.02s : - - - : D - 23:59:17.6391 0.02s : R - 23:59:23.3993 0.02s : - - - : E - 23:59:59.0000 0.02s : Duration : 5.76 +/- 0.04s Mid-event : 23:59:20.52 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: BAD - SLIGHT CLOUDS Wind: NO Temperature: 3C Star image stability: NORMAL Minor planet visible: NO 8 ADDITIONAL COMMENTS: Event data details according to the predictions from NAmer. Predicted event time was 23:59:19 UTC (+/- 4s) for my observing position. Predicted maximum duration was 5.0 seconds with a 2.0mag drop. Position was 73km from predicted central line in SW direction inside the 2-sigma limit with a probability of 12.3%. Receiving 08 satellites Horizontal Dilution of Precision 1.0