ASTEROIDAL OCCULTATION - REPORT FORM +------------------------------+ +------------------------------+ | EAON | | IOTA/ES | | | | INTERNATIONAL OCCULTATION | | EUROPEAN ASTEROIDAL | | TIMING ASSOCIATION | | OCCULTATION NETWORK | | EUROPEAN SECTION | +------------------------------+ +------------------------------+ 1 DATE (YYYY/MM/DD):2011/08/11 STAR:TYC 2224-01391-1 ASTEROID:Ennomos N°: 4709 2 OBSERVER: Name: Peter DELINCAK EAON Abbr: PDL E-mail: pdlink@astronomy.sk Address: Hviezdoslavova 1971, 022 01 Cadca, SLOVAKIA 3 OBSERVING STATION: Nearest city: Cadca Station: PDlink Observatory Longitude (DD MM SS.s): 49 24 15.2 (WGS84) Latitude (DD MM SS.s): 18 42 9.47 (WGS84) Altitude (m): 680.231m Datum (WGS84 preferred): Single, OR Double or Multiple station (Specify observer's name): 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) Abbreviations P.E.: Personal Equation = reaction time (for visual obs) Acc.: Accuracy (overall accuracy of the given time) Comments Event Time (UT) P.E. Acc. Code HH:MM:SS.ss S.ss S.ss S - 20:00:00 - - : - - - : D - 20:02:27.968 - - +/- 0.25s : R - 20:02:34.984 - - +/- 0.25s : - - - : E - 00:05:00 - - : Duration : 7.016 +/- 0.5s Mid-event : 20:02 Was your reaction time applied to the above timings? 5 TELESCOPE: Type: Mirror optics Aperture:355mm Magnification: prime focus (f/4.2) Mount: EQUATORIAL Motor drive: YES 6 TIMING & RECORDING: Time source: radio signal DCF 77 Sensor: CCD camera QHY5 Recording: Time insertion (specify): computer system time was synchronizing during the whole recording => RAD++ Event insertion (specify): 7 OBSERVING CONDITIONS: Atmospheric transparency: CLOUDS Wind: NO Temperature: Star image stability: AVERAGE Minor planet visible: NO 8 ADDITIONAL COMMENTS: Disappearance was almost without clouds but at the time of reappearance there were slight clouds in the sky. The whole story and video is available on http://www.astronomy.sk/?page=343002. Important comment - this was my first asteroidal occultation - the first and positive!