Data Format 3
Sync Status Day 271 of year 2015.
Date April 15, 2015.
Time 12:45:36 EDT (Eastern Daylight Time). The time difference is 5 hours behind
UTC.
Leap
Second
No leap second is scheduled for this month.
5.3.10 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 Format Identifier (0004)
I Time Sync Status (Space, ?, *)
MJDXX Modified Julian Date
^ Space separator
HH Hours (00-23 UTC time)
MM Minutes (00-59)
SS.SSSS Seconds (00.0000-60.0000)
L Leap Second Indicator (space, L)
CR Carriage Return
LF Line Feed
The start bit of the first character marks the on-time point of the data stream.
The time synchronization status character (I) is defined as described below:
? When the receiver is unable to track any satellites and the time synchronization lamp is
red.
VersaSync User Manual 355
APPENDIX
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