Spectracom Format 4 - Spectracom SecureSync 1200 User Reference Manual

The leap second indicator (
(Space) When a leap second correction is not scheduled for the end of the month.
L
E x a m p l e :
0003 20150415 124536-0500D #
The example data stream provides the following information:
Data Format
Sync Status
Date
Time
Leap Second No leap second is scheduled for this month.
5.4.9

Spectracom Format 4

Format 4 provides a format indicator, time synchronization status character, modified Julian
date, time reflecting UTC with 0.1 millisecond resolution and a leap second indicator. Format 4
data structure is shown below:
E x a m p l e :
FFFFIMJDXX^HHMMSS.SSSS^L CR LF
Where:
FFFF
I
MJDXX
SecureSync User Reference Guide
I During the 24-hour period preceding the change into DST.
D During periods of Daylight Saving Time for the selected DST schedule.
O During the 24-hour period preceding the change out of DST.
) is defined as:
L
When a leap second correction is scheduled for the end of the month.
3
Day 271 of year 2015.
April 15, 2015.
12:45:36 EDT (Eastern Daylight Time). The time difference is 5 hours behind UTC.
Format Identifier (0004)
Time Sync Status (Space, ?, *)
Modified Julian Date
APPENDIX
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