Novatel EuroPak-15a, Руководство пользователя

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78 EuroPak-15a Receiver User Manual Rev 5
Chapter 6 Data Logs
Log Type: Synch Message ID: 16
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 35 .
H 0
2 clock status
Clock model status as computed from current
measurement data. See
Table 36 on Page 79.
Enum 4 H
3 reject Number of rejected range bias measurements ULong 4 H+4
4 noise time GPS time of last noise addition GPSec 4 H+8
5 update time GPS time of last update GPSec 4 H+12
6
parameters
Clock correction parameters (a 1x3 array of length 3),
listed left-to-right
Double
8 H+16
7 8 H+24
8 8 H+32
9
cov data
Covariance of the straight line fit (a 3x3 array of length
9), listed left-to-right by rows
Double
8 H+40
10 8 H+48
11 8 H+56
12 8 H+64
13 8 H+72
14 8 H+80
15 8 H+88
16 8 H+96
17 8 H+104
18 range bias
Last instantaneous measurement of the range bias
(meters)
Double 8 H+112
19 range bias rate
Last instantaneous measurement of the range bias rate
(m/s)
Double 8 H+120
20 change
Indicates whether or not there is a change in the
constellation. See
Table 37 on Page 79 .
Enum 4 H+128
21 32-bit CRC ( ASCII and Binary only) Hex 4 H+132