TERSUS Oscar - 3. Technical Specifications; 3.1 Oscar GNSS Receiver

User Manual for Oscar GNSS Receiver v2.4
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3.Technical Specifications
This chapter mainly introduces the technical specifications of Oscar GNSS
receiver
,
TC20&TC50 Controller , external radio and internal radio whip
antenna.
3.1Oscar GNSS receiver
Table 3.1 Oscar GNSS receiver performance
GNSS Performance
Position accuracy, RMS
Single Point Positioning
1.5m (Horizontal)
3.0m (Vertical)
DGPS Positioning
0.25m (Horizontal)
0.5m (Vertical)
High Precision Static
2.5mm+0.1ppm (Horizontal)
3.5mm+0.4ppm (Vertical)
Static & Fast Static
2.5mm+0.5ppm (Horizontal)
5mm+0.5ppm (Vertical)
Post Processed Kinematic
8mm+1ppm (Horizontal)
15mm+1ppm (Vertical)
Real Time Kinematic
8mm+1ppm (Horizontal)
15mm+1ppm (Vertical)
Network Real Time
Kinematic
8mm+0.5ppm (Horizontal)
15mm+0.5ppm (Vertical)
Observation accuracy
(zenith direction)
C/A code
10cm
P code
10cm
Carrier phase
1mm
Time To First Fix (TTFF)
Cold start
<35s
Warm start
<10s
Reacquisition
<1s
Tilt compensation
accuracy (within 60° )
≤2cm
Timing accuracy (RMS)
20ns
Velocity accuracy (RMS)
0.03m/s
Initialization (typical)
<10s
Initialization reliability
>99.99% for Ultimate, >99.9% for Advanced and Basic
System & Data
Operating system
Linux