+--------------------------------+ +--------------------------------+ ASTERIODAL OCCULTATION - REPORT FORM +--------------------------------+ +--------------------------------+ EAON & IOTA-ES EUROPEAN ASTEROIDAL OCCULTATION NETWORK INTERNATIONAL OCCULTATION TIMING ASSOCIATION EUROPEAN SECTION +--------------------------------+ +--------------------------------+ 1 DATE : 2010 Aug 25 STAR : UCAC2 42191460 ASTEROID : (325) Heidelberga 2.OBSERVER: Name: Stefano SPOSETTI Address: CH-6525 Gnosca, Switzerland E-mail: stefanosposetti@ticino.com 3.OBSERVING STATION: Nearest city: CH-6500 Bellinzona Station: Gnosca Observatory Longitude: 46deg 13min 53.2sec (N) Latitude: 9deg 1min 26.5sec (E) Altitude: 260 m Single/Multiple: single 5.TELESCOPE: Type: Newtonian Aperture: 40cm f/4 Magnification: - Mount: equatorial Motor drive: yes 6.TIMING & RECORDING: Occultation recorded: NEGATIVE Personal Equation Substracted: No because of electronic timing Event Time in UT Code: HH:MM:SS.ss S.ss Code: HH:MM:SS.ss S.ss S 02:58:05 D R E 03:04:00 Timekeeping: via Computer ("Dimension4" software) Mode of recording: CCD drift-scan ("Winscan 207" software) Device of recording: CCD (SBIG ST8XME) 7.OBSERVING CONDITIONS: Atmospheric transparency: good Wind: none Star image stability: good Driftscan speed at 0.01s/line Sampling: 1.2arcsec/pixel FWHM of stars: 5arcsec 8. NOTES: My location was inside the predicted ground path of Preston's Asteroid Occultation Path Predictions.