Research Article

BDS-3 Broadcast Ephemeris Orbit Correction Model Based on Improved PSO Combined with BP Neural Network

Table 2

Datasets description table.

ParametersBroadcast ephemeris dataPrecision ephemeris data

PRNBDS-3 (C19–C45)BDS-3(C19–C45)
Date2022-04-20 01 : 00∼2022-05-12 23 : 002022-04-20 01 : 00∼2022-05-12 23 : 00
File typexxxx.rnx.gzxxxx.SP3.gz
Lines per fileApproximately 135000Approximately 11650
File sizeApproximately 10000 KBApproximately 700 KB
Number of files2222
Parsing formatRINEX formatSP3 format