Rinex Analiza

Do you want to see more videos like this? Then subscribe and turn on notifications! Don't forget to subscribe to my YouTube channel and RuTube channel. Rutube : https://rutube.ru/video/6546bb946c91627a237b91b9ca8b926c/ Rinex Analyzer is a robust, comprehensive preprocessing tool for analyzing navigation and observation RINEX files for GPS, GLONASS, Galileo, BeiDou, IRNSS, and SBAS satellite systems. It is written using the C# programming language for one-second RINEX 3.0x formats. Rinex Analyzer employs a comprehensive approach to GNSS analysis that encompasses: ✅ Mathematical models for positioning, orbits, and atmospheric corrections 🔍 Detection of signal, satellite, and data issues 📊 Complete performance and accuracy results 🔬 MATHEMATICAL MODELS USED: POSITIONING AND GEOMETRY DOP (Dilution of Precision) - Geometric accuracy factors: GDOP - Geometric Dilution of Precision PDOP - Position Dilution of Precision HDOP - Horizontal Dilution of Precision VDOP - Vertical Dilution of Precision TDOP - Time Dilution of Precision ORBITAL MECHANICS Keplerian orbital elements - Satellite orbit modeling ECEF coordinate system (Earth-Centered, Earth-Fixed) WGS84 ellipsoid (World Geodetic System 1984) - Reference ellipsoid SISA (Signal-in-Space Accuracy) - Signal-in-space accuracy RAIM ANALYSIS - Receiver Autonomous Integrity Monitoring ATMOSPHERIC MODELS Saastamoinen tropospheric model - Dry and wet tropospheric delay model Klobuchar ionospheric model - Ionospheric delay model Hopfield model - Tropospheric refraction model STATISTICAL METHODS RMS (Root Mean Square) - Root mean square error STD (Standard Deviation) - Standard deviation CEP (Circular Error Probable) SEP (Spherical Error Probable) SIGNAL PROCESSING SNR analysis (Signal-to-Noise Ratio) Multipath detection - Multiple signal path detection Cycle slip detection - Phase measurement jump detection 🔍 DETECTIONS PERFORMED: DATA QUALITY Data gaps - Missing epochs and observations Measurement redundancy - Measurement multiplicity and reliability Satellite availability - Satellite presence by system SIGNAL PROBLEMS Low SNR (Signal-to-Noise Ratio) - Poor signal-to-noise ratio High DOP (Dilution of Precision) - Poor satellite geometry Cycle slips - Phase measurement jumps Multipath effects - Multiple signal paths SATELLITE PROBLEMS Ephemeris age (Age of Data) - Orbital data timeliness Health status - Satellite health status Clock anomalies - Satellite clock errors Orbital inconsistencies - Orbital data discrepancies ATMOSPHERIC DISTURBANCES Ionospheric scintillations - Rapid ionospheric fluctuations TEC variations (Total Electron Content) - Total electron content changes Tropospheric anomalies - Weather conditions affecting accuracy SYSTEM PROBLEMS Receiver integrity - Receiver integrity Gross errors - Gross measurement errors Solution convergence - Position solution stability 📈 RESULTS PROVIDED: BASIC INFORMATION RINEX version and file type Marker information - Station name and position Time span - Start and end of measurements GNSS systems - Available satellite systems SATELLITE STATISTICS Number of observations per satellite Average SNR (Signal-to-Noise Ratio) per satellite Pseudorange errors (C1, C2, C5 observations) Phase measurements (L1, L2, L5 observations) SYSTEM PERFORMANCE Availability by GNSS (GPS, GLONASS, Galileo, BeiDou, QZSS) Multi-frequency performance - Performance by frequencies Redundancy score - Measurement redundancy assessment ATMOSPHERIC ANALYSES Tropospheric zenith delay - Tropospheric delay TEC values (Total Electron Content) - Ionospheric content Scintillation indices - Ionospheric disturbance intensity EPHEMERIS ANALYSES Age of Data - Orbital data age SISA values (Signal-in-Space Accuracy) - Orbit accuracy Health status - Satellite health status Consistency - Ephemeris block consistency RuTube Channel : https://rutube.ru/channel/1400643/ Youtube Channel : https://www.youtube.com/channel/UCNnd6dzXmsw7MeC1QlP4C4A LinkeDin : https://www.linkedin.com/in/sasalazic/ SrbsBuk : https://srbsbuk.com/members-2/donlaki/ Telegram : https://t.me/geoalatiplus web pages: http://geoalatiplus.in.rs #gnss #gps #agro #agriculture #latitude #longitude #geodetic #geodesy #surveyor #survey #surveying #srbija #projection #ellipsoid #etrs #etrf #itrs #itrf #landsurveyor #geo #геодезия #геодезија #geodezija #WGS #pravougle #koordinate #cors #latitude #longitude #agros #rgz #GNSS #PPP #RTK #Navigacija #Inzenjerstvo #GLONASS #GPS #Galileo #BeiDou #NavIC #NaukaITehnologija