
100
EuroPak-15ab Receiver User Manual Rev 1
Chapter 6
Data Logs
6.3.13
TRACKSTAT
Tracking Status
These 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
1
header
This field contains the message header, in
ASCII
or
Binary
format. See
Section 4.3
on
Page 38
.
H
0
2
sol status
Solution status. See
Table 37
on
Page 83.
Enum
4
H
3
pos type
Position type. See
Table 38
on
Page 83.
Enum
4
H+4
4
cutoff
Primary antenna low elevation cut-off angle
Float
4
H+8
5
# chans
Number of hardware channel data sets to follow
Long
4
H+12
6
PRN
Satellite PRN number of range measurement
Short
2
H+16
7
Reserved
Short
2
H+18
8
ch-tr-status
Channel tracking status. See
Table 39
on
Page 86.
ULong
4
H+20
9
psr
Pseudorange (m)
Double
8
H+24
10
Doppler
Doppler frequency (Hz)
Float
4
H+32
11
C/No
Carrier to noise density ratio (dB-Hz)
Float
4
H+38
12
locktime
Number of seconds of continuous tracking (no
cycle slips)
Float
4
H+42
13
psr res
Pseudorange residual from pseudorange filter (m)
Float
4
H+46
14
reject
Range reject code from pseudorange filter. See
Table 48
on
Page 101.
Enum
4
H+50
15
psr weight
Pseudorange filter weighting
Float
4
H+54
16...
Next hardware channel data set, offset = H+16 + (# previous chans x 40)
variable
32-bit CRC (
ASCII
and
Binary
only)
Hex
4
H+16 +
(#chans x 40)