ASTEROIDAL OCCULTATION - REPORT FORM REPORTED to SODIS +------------------------------+ +------------------------------+ | EAON | | IOTA/ES | | | | INTERNATIONAL OCCULTATION | | EUROPEAN ASTEROIDAL | | TIMING ASSOCIATION | | OCCULTATION NETWORK | | EUROPEAN SECTION | +------------------------------+ +------------------------------+ 1 DATE: 5 December 2024 STAR: TYC 0592_00315_1 ASTEROID: 2000 RM88 N?: 51357 2 OBSERVER: Name: Tim HAYMES E-mail: Address: 3 OBSERVING STATION: Nearest city: OXFORD, UK Station : Southside Observatory Y98 Latitude : N 51 55 **". Longitude: W 01 18 **".* Altitude : 122m Datum (WGS84 preferred): WGS84 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) Comments Event Time (UT) P.E. Acc. Code HH MM SS.ss S.ss S.ss S - 2132:00 - - : - - - : D - 2133 39.9 +/- 0.1 R - 2133 40.9 +/- 0.08 - - - : E - 2135:00 - - : Duration : 1.0 Mid-event : 2133:40.5 5 TELESCOPE: Type: C11 Aperture: 280mm Magnification: F/6 Mount:EQ8 Pro Motor drive: Yes 6 TIMING & RECORDING: Exposure : 0.10s Signal/noise: 9 Time source: GPS++ Sensor: QHY174-GPS (5.86x5.86u), Global Shutter Recording: ADV(2x2bin), SharpCap v4.1.11786, HP i5 SSD W10. Time insertion (specify): 1 PPS (@ start of frame) Event insertion (specify): Tangra analysis 7 OBSERVING CONDITIONS: Atmospheric transparency: Clear Wind: Bf 3-4 gusting Temperature: +6 Star image stability: fair Minor planet visible? : No 8 ADDITIONAL COMMENTS: Probability 20% from 1-sigma. I was in the right place ! Defraction effects recorded (Fade) Weather: After passing rain front. Plate scale : 1.4 arcsec/pix (binned) Predicted Time : 05 Dec; 21:33:44 UT +/- 7 sec Combined Mag : 11.8 Predicted drop : 8.1 Max. Duration : 2.7 sec OW Centre Dist.: 18 km Shadow Width : 32 km Alt/Az : 35° @229° Moon Alt : Had set Constellation : Pisces more CAMERA SETTINGS USB Traffic = 0 Gain : 340 Offset : 100 Gamma : 1 CCD Temporature: -10 C