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Pull-in times, Starfire rapid recovery, User-programmable output rates – NavCom SF-3040 Rev.F User Manual

Page 142: Pull-in times starfire rapid recovery

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SF-3040 Product User Guide

– Rev. F

A-140

2 to 15 minutes for an NCT base station
2 to 15 minutes for a non-NCT base station

For RTK Extend to achieve maximum
performance, the rover must be fully converged,
which typically requires one (1) hour of
operation.

The correlation between RTK and StarFire
phase measurement corrections decreases over
time, until the system automatically transitions
out of RTK Extend mode to the next available
dGPS mode.

This option is only required on the Rover
receiver. If a Base receiver may be used as a
Rover at a future date, it should be optioned for
RTK Extend as well. Refer to the StarUtil 3000
User Guide
, Chapter 5, for more information on
RTK Extend.

Pull-in Times

StarFire Rapid Recovery

Outage duration

Up to 3 minutes

Maximum outage distance

10km

PDOP Limit
HDOP Limit

<4
<3

Recovery time

<2 minutes after re-entering

StarFire navigation mode

StarFire GPS

45 minutes, typical

StarFire GNSS

45 minutes, typical

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