ASTEROIDAL OCCULTATION - REPORT FORM +------------------------------+ +-------------------------------+ | EAON | | IOTA/ES | | | | INTERNATIONAL OCCULTATION | | EUROPEAN ASTEROIDAL | | TIMING ASSOCIATION | | OCCULTATION NETWORK | | EUROPEAN SECTION | +------------------------------+ +-------------------------------+ 1 DATE: 2019 Sep 13, 02:38 (UTC) STAR: TYC 5120-00352-1 mv: 9.5 mag ASTEROID: (4950) House mv: 16.8 mag combined magnitude: mv: 9.5 mag delta-magnitude: mv: 7.3 mag 2 OBSERVER: Name: Andreas SCHWEIZER E-mail: aschweiz@mac.com Address: Strumbergaecherstr. 3A, CH-8907 Wettswil, Switzerland 3 OBSERVING STATION: Nearest city: Wettswil, Switzerland Station: Latitude: N 47 20 30.8 (WGS84) Longitude: E 08 28 22.8 (WGS84) Altitude: 580 m (MSL) (WGS84) Predicted observation: yes (located INSIDE of predicted shadow path, 3km north of C.L.) Single station: Andreas SCHWEIZER +----------------------------------+ 4 TIMING OF EVENT: | | | OCCULTATION RECORDED: NEGATIVE | | | +----------------------------------+ Type of event: S = Start observation I = Interrupt-start D = Disappearance B = Blink F = Flash E = End observation I = Interrupt-end R = Reappearance M = Mid-event P = Predicted time Event Time (UTC) Acc. Comments Code HH MM SS.sss S.sss S 02 37 54.364 +/- 0.001 s : Start observation (UTC) D - : Disappearance (UTC) R - : Reappearance (UTC) E 02 39 14.537 +/- 0.001 s : End observation (UTC) Duration: - s : (predicted: max. 4.7s) P 02 38 35 +/- 3.00 s : Predicted time (UTC) 5 TELESCOPE: Type: Refractor f/5.6 Aperture: 107 mm Focal length: 600 mm Magnification: focal (resulting field of view: 27.5' in x-axis) Mount: equatorial Motor drive: yes 6 TIMING & RECORDING: Time source: GPS Quality of signal: Accurancy 2m Camera/Sensor: Digital Camera with integrated GPS-VTI (Prototype v1) AR0130CSSM, Pixel size 3.75my, QE 77% Website of the project: https://groups.io/g/d-vti-cam/ Settings: 640x480, 2x Binning, Exposure time 100ms (10 fps), Gain 10, Output format SER Time insertion: within Camera, visual timestamp 7 OBSERVING CONDITIONS: Atmospheric transp.: good Moon: yes, distance 18 degrees Wind: no Star image stability: good Altitude of star: 10 degrees SW Minor planet visible: no 8 ADDITIONAL COMMENTS: Feed: IBEROC Video recording software: DVTI Cam Control v4.3.4 Light measurement tool: Tangra v3.6.18 Remarks: prepointing Published by e-mail to planoccult@ls.vvs.be (Planoccult mailing list)