Technical specifications, Gnss characteristics, Real-time accuracy (rms) – Spectra Precision SP80 User Manual

Page 58: Gnss characteristics real-time accuracy (rms)

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Technical Specifications

GNSS

Characteristics

• 240 GNSS channels

– GPS L1 C/A, L1P (Y), L2P (Y), L2C, L5

GLONASS L1 C/A, L2 C/A

– BeiDou B1 (phase 2), B2

Galileo E1, E5a, E5b

QZSS L1 C/A, L2C, L1 SAIF, L5

SBAS (WAAS/EGNOS/MSAS/GAGAN) L1 C/A

• Patented Z-Blade technology for optimal GNSS

performance:

Full utilization of signals from all 6 GNSS systems
(GPS, GLONASS, BeiDou, Galileo, QZSS and SBAS)

– Enhanced GNSS-centric algorithm: Fully independent

GNSS signal tracking and optimal data processing,
including GPS-only, GLONASS-only or BeiDou-only
solution (Autonomous to full RTK)

Fast Search engine for quick acquisition and re-
acquisition of GNSS signals.

• Patented SBAS ranging for using SBAS code & carrier

observations and orbits in RTK processing

• Patented Strobe™ Correlator for reduced GNSS multi-

path

• Up to 20 Hz real-time raw data (code & carrier and

position output)

• Supported data formats: ATOM, CMR, CMR+, RTCM 2.1,

2.3, 3.1 and 3.2 (including MSM)

• NMEA 0183 messages output

Real-Time

Accuracy (RMS)

(1) (2)

SBAS (WAAS/EGNOS/MSAS/GAGAN):

• Horizontal: < 50 cm (1.64 ft)

• Vertical: < 85 cm (2.79 ft)

Real-Time DGPS Position:

• Horizontal: 25 cm (0.82 ft) + 1 ppm

• Vertical: 50 cm (1.64 ft) + 1 ppm

Real-Time Kinematic Position (RTK):

• Horizontal: 8 mm (0.026 ft) + 1 ppm

• Vertical: 15 mm (0.049 ft) + 1 ppm

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