ASTEROIDAL OCCULTATION - REPORT FORM +------------------------------+ +------------------------------+ | EAON | | IOTA/ES | | | | INTERNATIONAL OCULTATION | | EUROPEAN ASTEROIDAL | | TIMING ASSOCIATION | | OCCULTATION NETWORK | | EUROPEAN SECTION | +------------------------------+ +------------------------------+ 1 DATE: 19/04/06 STAR:TYC 5490-00807-1 ASTEROID:NINA N°:779 2 OBSERVER: Club Eclipse Name:Thierry Midavaine Abbr: MID Phone:33 630 28 03 42 E-mail: thimidav@club-internet.fr Address: 102 rue de Vaugirard 75006 Paris 3 OBSERVING STATION: Nearest city: Saulges (close to Sablé) Station: Latitude: 47°58'58" (WGS84) Longitude: 0°24'26"West (WGS84) Altitude: 102m (read on a map) Datum (WGS84 preferred): Single, OR Double or Multiple station (Specify observer's name): Single +----------------------------------+ 4 TIMING OF EVENTS: | | | OCCULTATION RECORDED: NEGATIVE | | | +----------------------------------+ Type of event Occultation Start observation Interrupt-start Disappearance Blink Flash End observation Jnterrupt-end Reappearance Other (specify) Comments Event Time (UT) P.E. Acc. Code HH MM SS.ss S.ss S.ss S - 22 49 46 - - 0.2 : Star emerged behind a tree E - 22 54 00 - - 0.2 : Duration : Mid-event : Was your reaction time applied to the above timings? No reaction time applied. 5 TELESCOPE: Type: Schmidt Cassegrain Aperture: 0.253m 1.60m Focal length Mount:Eq Fork Motor drive: yes 6 TIMING & RECORDING: Time source: DCF77 Sensor: Watec 902S Recording: Thomson mini DV Camcorder Time insertion (specify): Time Code and DCF77 Event insertion (specify): 7 OBSERVING CONDITIONS: Atmospheric transparency: Light haze, low wind Temperature: around 5°C Star image stability: 3 arcsec Minor planet visible: no 8 ADDITIONAL COMMENTS: The star was first masked by a tree, then emerged, the mid event forcast was around 22h50m05s for the observing station