ASTEROIDAL OCCULTATION - REPORT FORM +------------------------------+ +------------------------------+ | EAON | | IOTA/ES | | | | INTERNATIONAL OCCULTATION | | EUROPEAN ASTEROIDAL | | TIMING ASSOCIATION | | OCCULTATION NETWORK | | EUROPEAN SECTION | +------------------------------+ +------------------------------+ 1 DATE: 2019 November 30 STAR: UCAC4 411-031031 ASTEROID: 105 ARTEMIS 2 OBSERVER: Name: Gérard VAUDESCAL Abbr:VDC E-mail: gg.vaudescal@free.fr Address: 65380 Azereix - France Name: Abbr: E-mail: Address: 3 OBSERVING STATION: Nearest city: VISKER(65200) Station: Observatoire de Biscarmiau Latitude: N 43 08 40.4 (WGS84) Longitude: E 00 03 31.8 (WGS84) Altitude: 488 m Single, OR Double or Multiple station (Specify observer's name): Single +----------------------------------+ 4 TIMING OF EVENTS: | | | OCCULTATION RECORDED: POSITIVE | | | +----------------------------------+ Type of event Start observation Interrupt-start Disappearance Blink Flash End observation Jnterrupt-end Reappearance Other (specify) Event Time (UT) Acc. Comments Code HH MM SS.ss S.ss S - 00:02:03.59 on frame n°8 (correction G. Dangl -0.660 secs) D - 00:03:00.07 +/- 1.12 97,5 " R - 00:03:10.79 +/- 1.92 111,5 " E - 00:03:56.87 on frame n°185 " Duration : 10.72 sec Mid-event: 00:03:05.43 UT (Pédicted 00:02:58 +/- 4sec) Was your reaction time applied to the above timings? NO 5 TELESCOPE: Type: NEWTON Aperture: 305 mm Magnification: Focus 1188 mm Mount: Equatorial Motor drive: YES 6 TIMING & RECORDING: Time source: GPS 1 PPS Sensor: CAMERA WATEC 910HX/RC CCIR - Shutter Low x32 fields (0,64sec/f) - Gamma 1 - Gain 41dB Recording: OccuRec V 3.3.1 Beta and Grabber Lindy USB2 - mode AAV - Intégration rate x16 Time insertion (specify):IOTA VTI V3 (CCIR) Event insertion (specify): PC-Windows7 7 OBSERVING CONDITIONS: SKY with Cirrus Wind: 1 ms Temperature: 7 °C Star image stability: medium Minor planet visible: Yes 8 ADDITIONAL COMMENTS: Reduction under TANGRA 3.6.18 and AOTA v4.9.5.0 Predicted Max Duration: 12.1 sec Error in Time: +/- 4 secs Predicted Combined Magnitude: 12.6 mag Predicted Magnitude Drop: 0.7 mag