NAVICSYSCLOCK

NavIC clock parameters

Platform:

OEM719, OEM729, OEM7500, OEM7600, OEM7700, OEM7720, PwrPak7, CPT7, CPT7700, SMART7

This log provides the NavIC system time offset with respect to UTC, UTC (NPLI) and other GNSS times such as GPS, GALILEO, GLONASS.

Message ID: 2125

Log Type: Asynch

Recommended Input:

log navicsysclocka onchanged

ASCII Example:

#NAVICSYSCLOCKA,COM1,0,93.0,SATTIME,1944,166320.000,02000020,3dfd,32768;7,‑7.625203579664230e‑09,‑1.598721155460225e‑14,0.000000000000000e+00,18,32508,920,905,7,18,2,2.149608917534351e‑07,‑5.151434834260726e‑14,‑1.998997755520149e‑19,32508,920,0*f6617e67

Field

Field Type

Description

Format

Binary Bytes

Binary Offset

1

Log header

NAVICSYSCLOCK header

For information about log headers, see ASCII, Abbreviated ASCII or Binary.

 

H

0

2

PRN

Satellite Identifier of the transmitting NavIC SV

Ulong

4

H

3

A0utc

Bias coefficient of the NavIC time scale relative to the UTC time scale (s)

Double

8

H+4

4

A1utc

Drift coefficient of the NavIC time scale relative to the UTC time scale (s/s)

Double

8

H+12

5

A2utc

Drift rate coefficient of the NavIC time scale relative to the UTC time scale (s/s2)

Double

8

H+20

6

ΔtLS

Current or past leap second count (s)

Long

4

H+28

7

Toutc

Time data reference time of week (s)

Ulong

4

H+32

8

WNoutc

Time data reference week number (0-1023)

Ulong

4

H+36

9

WNLSF

Leap second reference week number (0-1023)

Ulong

4

H+40

10

DN

Leap second reference day number

Ulong

4

H+44

11

ΔtLSF

Current or future leap second count (s)

Long

4

H+48

12

GNSSID

Timescale for the time offsets with respect to NavIC (Table: GNSS Time Scales)

Ulong

4

H+52

13

A0

Bias coefficient of the NavIC time scale relative to the GNSS time scale (s)

Double

8

H+56

14

A1

Drift coefficient of the NavIC time scale relative to the GNSS time scale (s/s)

Double

8

H+64

15

A2

Drift rate correction coefficient of the NavIC time scale relative to the GNSS time scale (s/s2)

Double

8

H+72

16

Tot

Time data reference time of week (s)

Ulong

4

H+80

17

WNot

Time data reference week number (0-1023)

Ulong

4

H+84

18

Spare

Ulong

4

H+88

19

xxxx

32-bit CRC (ASCII and Binary only)

Hex

4

H+92

20

[CR][LF]

Sentence terminator (ASCII only)

-

-

-

GNSS Time Scales

GNSS ID

Time Scale

0

GPS

1

GALILEO

2

GLONASS

3-6

Reserved

7

UTC (NPLI)