98 EuroPak-15a Receiver User Manual Rev 5
Chapter 6 Data Logs
6.3.13 TRACKSTAT Tracking StatusThese logs provide channel tracking status information for each of the receiver’s channels.
Log Type: Synch Message ID: 83
Field Field
Name Description Format Binary
Bytes Binary
Offset
1header This field contains the message header, in ASCII or Binary
format. See Section 4.3 on Page 35.H 0
2sol status Solution status. See Table38 on Page 81. Enum 4 H
3pos type Position type. See Table39 on Page 81. Enum 4H+4
4cutoff Primary antenna low elevation cut-off angle Float 4H+8
5# chans Number of hardware channel data sets to follow Long 4H+12
6PRN Satellite PRN number of range measurement Short 2H+16
7Reserved Short 2H+18
8ch-tr-status Channel tracking status. See Table40 on Page 84. ULong 4H+20
9psr Pseudorange (m) Double 8H+24
10 Doppler Doppler frequency (Hz) Float 4H+32
11 C/No Carrier to noise density ratio (dB-Hz) Float 4H+38
12 locktime Number of seconds of continuous tracking (no
cycle slips) Float 4H+42
13 psr res Pseudorange residual from pseudorange filter (m) Float 4H+46
14 reject Range reject code from pseudorange filter. See
Table49 on Page 99. Enum 4H+50
15 psr weight Pseudorange filter weighting Float 4H+54
16... Next hardware channel data set, offset = H+16 + (# previous chans x 40)
variable 32-bit CRC (ASCII and Binary only) Hex 4H+16 +
(#chans x 40)