+--------------------------------+ +--------------------------------+ ASTERIODAL OCCULTATION - REPORT FORM +--------------------------------+ +--------------------------------+ EAON & IOTA-ES EUROPEAN ASTEROIDAL OCCULTATION NETWORK INTERNATIONAL OCCULTATION TIMING ASSOCIATION EUROPEAN SECTION +--------------------------------+ +--------------------------------+ 1.DATE: 2008/03/30 STAR: UCAC2 33047624 = GSC 275 1034 ASTEROID: (0) 2004 DM71, TNO 2.OBSERVER: Name: Gerhard Dangl Phone: ++43-(0)2842-53908 Address: AUSTRIA, A-3830, Nonndorf 12 E-mail: gerhard@dangl.at 3.OBSERVING STATION: Nearest city: Waidhofen/Thaya Latitude: N 48 47 13.4 (WGS84) Longitude: E 15 14 08.3 (WGS84) Altitude: 596m (WGS84) Single/Multiple: Single +--------------------------------------------------------------------+ 4.TIMING OF EVENTS: Occultation recorded: NEGATIVE Type of event: "S"tart observation; "I"nterrupt-"s"tart; "D"isappearance; "B"link; "F"lash; "E"nd observation; "I"nterrupt-"e"nd; "R"eappearance; "O"ther (specify) Personal Equation Substracted: No Event Time (UT) P.E. Accuracy + Comments code: HH:MM:SS.ss S.ss S.ss S: 21:44:47 E: 21:55:13 5.TELESCOPE: Type: Newton Focal length: 1200mm Aperture: 254 mm Magnification: video/primary focus/FOV 15.8'x13.7' (640x576 1.48"x1.43" per pixel) Mount: Equatorial Motor drive: Yes 6.TIMING & RECORDING: Timekeeping: GPS 1PPS Garmin 18 LVC + KIWI-OSD Sensor/Camera: WAT-120N, CCIR, 1/2" Sony CCD-Sensor ICX419ALL Mode of recording: It=640ms (1.5625 Img/s), Video CCIR, AVI, YUY2, Huffyuv, Device of recording: Xpert V-Stream Videograbber USB2.0, Notebook Harddisk Time insertion: KIWI-OSD 7.OBSERVING CONDITIONS: Atmospheric transparency: fair Wind: 0.5 - 2 m/s Star image stability: fair Minor planet visible: No Temperature: 274 Kelvin (+01 deg Celsius) 8.ADDITIONAL COMMENTS: Video evaluation accomblished with VirtualDub1.7.8 and Limovie0928c No occultation detected (It=640ms) Only Clear glass filter (Astronomik) for CCD protection was used Target star UCAC2 33047624, +13.0mag, 44deg Elevation Limit on recorded video fields without editing was GSC 275 235, +13.5mag 3-D Position and timing Garmin GPS18 LVC Receiving 08 satellites Horizontal Dilution of Precision 0.9 Geoidal separation 44.4m (Altitude 551.4MSL + 44.4 = 595.8m in WGS84 datum) Gerhard Dangl gerhard@dangl.at www.dangl.at/ +--------------------------------------------------------------------+