findeph1.txt

gpstk1.5的有关内容 对于刚刚接触gps有一定的帮助 很有用的啊

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Broadcast Ephemeris (Engineering Units)

PRN :  1

              Week(10bt)     SOW     DOW   UTD     SOD   MM/DD/YYYY   HH:MM:SS
Clock Epoch:  1360( 336)  215984   Tue-2    31   43184   01/31/2006   11:59:44
Eph Epoch:    1360( 336)  215984   Tue-2    31   43184   01/31/2006   11:59:44
Transmit Week:1360
Fit interval flag :  0

          SUBFRAME OVERHEAD

               SOW    DOW:HH:MM:SS     IOD    ALERT   A-S
SF1 HOW:    208806  Tue-2:10:00:06   0x174      0     off
SF2 HOW:    208806  Tue-2:10:00:06    0x74      0     off
SF3 HOW:    208806  Tue-2:10:00:06    0x74      0     off

           CLOCK

Bias T0:       3.42056155E-05 sec
Drift:         1.93267624E-12 sec/sec
Drift rate:    0.00000000E+00 sec/(sec**2)
Group delay:  -3.25962901E-09 sec

           ORBIT PARAMETERS

Semi-major axis:         5.15367878E+03 m**.5
Motion correction:       4.15874466E-09 rad/sec
Eccentricity:            6.32588984E-03
Arg of perigee:         -1.71070282E+00 rad
Mean anomaly at epoch:   2.31892822E-01 rad
Right ascension:        -1.71556436E+00 rad     -8.27605902E-09 rad/sec
Inclination:             9.86372320E-01 rad      5.33236497E-10 rad/sec

           HARMONIC CORRECTIONS

Radial        Sine:   1.13406250E+02 m    Cosine:   2.90062500E+02 m
Inclination   Sine:  -2.79396772E-08 rad  Cosine:  -7.45058060E-08 rad
In-track      Sine:   5.29363751E-06 rad  Cosine:   5.78165054E-06 rad

           SV STATUS

Health bits:   0x00      URA index:    0
Code on L2:    P only      L2 P Nav data:          on