Following formats are supported: * Trimble .t01, .t02, .t04 , .dat * Ashtech and Javad .jps and binary files * Novatel: .bin, .gps, .cdu, .log, .pdc * Septentrio: .sbf * U-blox: .UBX * Topcon: .tps * Leica: MDB and LB2 * RTCM3 * Rinex (2.x or 3.x) It is recommended to use dual frequency (e.g. L1/L2) multi constellation GNSS receivers for the best possible accuracy.