European Asteroidal Occultation Results
This site
presents online the European results of stellar
occultations by asteroids, and sometimes occultations by
satellites of outer planets. Sometimes too, observations or campaigns
involving European observers outside Europe are added. |
Informations
about presentation |
Abbreviations used are : B : Binoculars CCD : CCD or CMOS imaging E : naked Eye PHG : photographic recording L : Lens optics (refractor) PHM : photometer M : Mirror optics (reflector) VID : video recording VIS : visual WEB : webcam recording GPS : GPS receiver (no more info or only NMEA), unreliable method GPS+ : GPS 1PPS in software context (or NMEA with display correction applied) GPS++ : GPS 1PPS used in hardware context PHONE : Phone time signal (wired phone) RAD : Radio time signal (no more info or intermittent radio control. clock) RAD+ : Intermittent radio controlled clock updated just before event RAD++ : Permanent radio time signal LAC : Local atomic clock NTP : Network Time Protocol (no more info or Windows sys), unreliable method NTP+ : Permanent NTP synchro under Linux/Unix/Win10+ sys NTP++ : Permanent NTP synchro with local atomic clock (observatories) TTV : TV teletext display, unreliable method Note: for the best accuracy, only GPS++, RAD++, NTP++ or LAC should be used. |