+--------------------------------+ +--------------------------------+ ASTERIODAL OCCULTATION - REPORT FORM +--------------------------------+ +--------------------------------+ EAON & IOTA-ES EUROPEAN ASTEROIDAL OCCULTATION NETWORK INTERNATIONAL OCCULTATION TIMING ASSOCIATION EUROPEAN SECTION +--------------------------------+ +--------------------------------+ 1. DATE: 12 Mar 2015 STAR: HIP 54599 ASTEROID: (216) Kleopatra 2. OBSERVER Name: Stefano SPOSETTI (station 2) Address: 6525 GNOSCA - Switzerland Email: stefanosposetti@ticino.com 3. OBSERVING STATION 2 Nearest city: CH-Lumino Longitude: 09 d 06.0028 m E Latitude: 46 d 14.1032 m N Altitude: 278m (WGS84) 4. TIMING OF EVENTS Occultation recorded: POSITIVE Type of event: "S"tart observation; "I"nterrupt-start; "D"isappearance; "B"link; "F"lash; "E"nd observation; "I"nterrupt-end; "R"eappearance; "O"ther (specify) Personal Equation Substracted: No Event Time (UTC) Accuracy + Comments code: HH:MM:SS.ss S.ss -S : 01:01:20 -D : 01:07:54.941 ± 0.020 s -R : 01:07:59.281 ± 0.020 s -E : 01:11:47 Duration: 4.340 s ± 0.040 s 5. TELESCOPE Type: Refractor Aperture: 152mm Magnification: FOV about 30 x 23 arcmin Mount: Equatorial Motor drive: Yes 6. TIMING & RECORDING Timekeeping: GPS 1PPS (US Global Sat EM-406A) Sensor/Camera: Videocamera WAT-902H Ultimate, 1/2" Sony CCD-Sensor ICX429ALL Videocamera settings: AGC=LO, Gamma=OFF Device of recording: Personal computer, Imaging Source DFG/SV1 PCI, S-Video input, Virtualdub software, CCIR, Huffyuv, saved on Harddisk Time insertion: IOTA-VTI, v.1.1.42 7. OBSERVING CONDITIONS Atmospheric transparency: good Wind: no Star image stability: fair Minor Planet Visible: no 8. ADDITIONAL COMMENTS Tangra v.1.4.0.500 was used to extract the signal minus background from the avi file. A lightcurve is posted here: http://sposetti.ch/wp-content/uploads/2014/09/2015_Mar_12_Kleopatra_Sposetti.png