RTK Corrections in Brazil
RTK corrections across Brazil deliver 1-2 cm horizontal accuracy to any RTCM3-compatible device via NTRIP. RTKdata fills coverage gaps in remote agricultural and mining regions where the government RBMC network is sparse. Plans start at $40/month (~R$230) with a 30-day free trial, no credit card required.
- All 26 states + Federal District
- Agriculture, mining, surveying, drones
- Transparent pricing, no dealer quotes
- 30-day trial, no credit card
Industries Using RTK Corrections across Brazil
From the Cerrado grain belt to Amazon environmental monitoring, centimeter positioning serves six major sectors across 8.5 million km2 of territory.
Soy and Grain Agriculture
Brazil's 2025/26 soy crop reached a record 177.8 million tonnes across 48.4 million hectares (CONAB, 2026). Mato Grosso alone accounts for 30% of national output with 13.1 million hectares planted. The ABC+ Program (Plano Safra) provides federal credit lines at subsidized rates for precision agriculture technology that reduces emissions. Government subsidies for agricultural technology exceed $1 billion, with roughly $200 million targeted at precision farming and drone technology. RTK auto-steer drives planting rows, variable-rate application, and yield mapping on farms spanning 5,000 to 50,000+ hectares.
Mining
Brazil produced 437.2 million tonnes of iron ore in 2025, with Vale alone accounting for 336.1 million tonnes (Mining Technology, 2025). Post-Brumadinho ANM safety regulations mandate real-time deformation monitoring of tailings dams using centimeter-accurate GNSS stations. RTK supports drill pattern layout, haul road grading, stockpile volumetrics, and tailings dam monitoring across operations including the record-setting Carajas S11D complex at 86 million tonnes.
Land Surveying (INCRA/SIGEF)
Over 17,000 INCRA-accredited professionals perform georeferenced boundary surveys for SIGEF certification across all 26 states (INCRA/SIGEF). With 889,000+ parcels certified and millions more required by the 2029 deadline, surveyors need fast RTK workflows tied to SIRGAS 2000 to keep pace with demand that currently runs at ~6,000 certifications per month.
Construction and Infrastructure
Brazil invested R$200 billion+ in infrastructure during 2024-2025, spanning Sao Paulo Metro expansion, highway concessions, and airport modernizations. Centimeter-level machine control for excavators, graders, and paving equipment reduces rework on long linear projects. Urban sites in Sao Paulo and Rio de Janeiro require multipath-resistant receiver placement for consistent accuracy.
Sugarcane and Ethanol
Brazil produces roughly 40% of the world's sugarcane, with the 2025/26 crop reaching 660-671 million tonnes (USDA/CONAB). Sao Paulo state generates 50%+ of national output. RTK-guided planters maintain precise row spacing for controlled traffic farming, reducing soil compaction from heavy machinery. Mechanical harvest navigation relies on centimeter pass-to-pass accuracy.
Environmental Monitoring
Amazon deforestation dropped to 5,796 km2 in 2024/25, a third consecutive year of decline (INPE/gov.br). Carbon forest inventory for REDD+ and voluntary carbon markets requires precise tree location and DBH measurement via RTK. The EU Nature Restoration Law and deforestation-free supply chain regulations create new demand for GPS-verified environmental compliance data from Brazilian farms and forests. Drone mapping for environmental compliance relies on RTK or PPK positioning.
Agricultural Spray Drones
ANAC exempted agricultural drones from mandatory insurance requirements since 2023, removing a key barrier to adoption. Brazil's proposed RBAC 100 framework introduces EU-style risk-based categories expected in 2026. Precision spray drones need RTK to maintain exact swath width and avoid double-dosing or gaps in pesticide and fertilizer application across the Cerrado grain belt and Sao Paulo sugarcane regions.
Solar and Renewable Energy
Brazil ranks among the world's top solar markets with rapid utility-scale deployment across the Northeast and Minas Gerais. Panel array layout and tracker alignment over hundreds of hectares require RTK for design tolerances. A federal decree mandating BIM adoption for public works drives survey-grade positioning demand on infrastructure projects including highway concessions and metro expansions across Sao Paulo and Rio de Janeiro.
RTK Providers in Brazil: Feature Comparison
Pricing, coverage, and compatibility compared across the four main correction services available in Brazil.
| Criterion | RTKdata | RBMC-IP (IBGE) | GeoPlus | HxGN SmartNet |
|---|---|---|---|---|
| Monthly price | $40/mo (~R$230) | Free | No public information | No public information |
| Annual price | $400/yr (~R$2,300) | Free | No public information | No public information |
| Free trial | 30 days, no credit card | Permanent free access | No public information | No public information |
| Stations in Brazil | 750+ | 149 | Not published | Not published |
| Connection limits | None | Max 5 stations/user, 1,000 total | None published | None published |
| Global coverage | 20,000+ stations, 140+ countries | Brazil only | Brazil only (PPP-RTK global) | Global (via SmartNet Global) |
| Height output | Ellipsoidal (apply MAPGEO2015) | Ellipsoidal (apply MAPGEO2015) | Not published | Via geoid model |
| Activation | Self-service to enterprise deployment | gov.br registration required | No public information | No public information |
| Device compatibility | Any RTCM3 device | Any RTCM3 receiver | Any RTCM3 receiver | Any RTCM3 (Leica-optimized) |
| Payment currency | USD | Free | BRL | No public information |
| Support language | English | Portuguese | Portuguese | Portuguese |
Last updated: April 14, 2026. RBMC-IP data from IBGE published documentation. GeoPlus and HxGN SmartNet do not publish pricing. Contact each provider for current rates. RBMC-IP is a government geodetic service with primary purpose of reference frame maintenance. GeoPlus offers Portuguese-language support that RTKdata does not currently provide.
Brazil Coordinate Reference Systems
| System | Details | EPSG |
|---|---|---|
| SIRGAS 2000 | Official datum, ITRF-aligned, required for INCRA/SIGEF | 4674 |
| UTM Zones 18-25 | Field projections across Brazilian territory | 31978-31985 |
| MAPGEO2015 | IBGE geoid model for orthometric heights | N/A |
INCRA Georeferencing Mandate
Federal Law 10,267/2001 requires all rural properties to have INCRA-certified georeferenced boundaries before any transaction. Decree 12,689/25 set the final deadline at October 21, 2029. With 889,000 of 7.2 million properties certified and ~6,000 processed monthly via SIGEF, millions still need surveys. RTK reduces field time compared to post-processed RBMC workflows, and 750+ stations provide shorter baselines than RBMC’s 149 (Mayer Brown, 2025). Brazil sits under the equatorial ionization anomaly with scintillation peaking 20:00–02:00 local time. Multi-constellation tracking and 750+ dense reference stations mitigate ionospheric effects. For extreme scintillation, PPK post-processing provides a fallback.
How to Set Up RTK Corrections in Brazil
Three steps from signup to centimeter positioning on any Brazilian job site.
01
Choose a plan
Select a subscription or start the 30-day free trial. No credit card is needed. Test corrections on your Mato Grosso farm, Carajas mining site, or Sao Paulo urban project before choosing a paid plan.
02
Enter NTRIP credentials
Add the server address, port, and AUTO mountpoint to your rover or field controller. Set the coordinate output to SIRGAS 2000 and the appropriate UTM zone for your region. The process takes under five minutes on any RTCM3-compatible device, from survey rovers and drone controllers to tractor auto-steer terminals and machine guidance systems.
03
Confirm RTK FIX
Check your receiver display for a fixed RTK solution. Open-sky conditions in the Cerrado and southern farmlands produce a fix within seconds. In the Amazon or dense Sao Paulo urban areas, a ground plane antenna helps maintain satellite lock. Centimeter-level accuracy applies across all environments.
Why Brazil Teams Choose RTKdata
Equatorial Ionosphere Resilience
750+ reference stations in Brazil mean shorter baselines than RBMC's 149. Shorter baselines reduce ionospheric decorrelation errors. Multi-constellation corrections (GPS, GLONASS, Galileo, BeiDou) add redundancy when equatorial plasma bubbles cause individual satellite signals to drop.
Interior Connectivity
NTRIP requires only ~50 KB/min, about 3 MB per hour. This works over marginal LTE/4G cellular signals and satellite internet connections such as Starlink or BGAN. For the soy belt of Mato Grosso and mining sites in Para, low bandwidth is not a barrier.
Cross-Border South America
One subscription covers Brazil plus Argentina, Colombia, Peru, and Paraguay at no extra cost. Local competitors like GeoPlus cover Brazil only. Cross-border project teams working along the Paraguay, Uruguay, or Colombia borders need only one set of credentials.
SIRGAS 2000 and MAPGEO Workflow
Corrections deliver ITRF-aligned coordinates compatible with SIRGAS 2000 (EPSG 4674). Your receiver converts to the appropriate UTM zone. For orthometric heights, load the MAPGEO2015 geoid model from IBGE. INCRA/SIGEF submissions require SIRGAS 2000 coordinates, and the corrections support this requirement without additional configuration.
RTK in Brazil - FAQ
How much does an RTK subscription cost in Brazil?
RBMC-IP from IBGE is free but limited to 149 stations and 1,000 simultaneous connections system-wide. GeoPlus charges in BRL with pricing available on request. HxGN SmartNet pricing is available through Leica dealers on request. RTKdata costs $40/mo (~R$230) or $400/yr (~R$2,300) with global coverage across 140+ countries included. A 30-day free trial requires no credit card.
Which RTK correction services cover Brazil?
Four RTK correction services operate in Brazil as of 2026. RBMC-IP, run by IBGE, provides free access to 149 government stations with a 1,000-user connection limit. GeoPlus is a private Brazilian network offering national coverage with BRL pricing and Portuguese support. HxGN SmartNet covers Brazil through Leica dealer channels with pricing on request. RTKdata connects to 750+ stations across Brazil at $40/mo (~R$230) with instant self-service activation and a 30-day free trial.
Does RTK work in remote areas of Mato Grosso or the Amazon?
NTRIP corrections require approximately 50 KB per minute of data, roughly 3 MB per hour. This works over marginal LTE/4G signals and satellite internet connections such as Starlink or BGAN. Rural users in Brazil spend 7.3% of time with no mobile signal nationally, rising above 20% in Roraima and Amazonas (Source: Opensignal, 2023). For sites with zero connectivity, users can log raw GNSS observations in the field and post-process against RTKdata reference station data after returning to coverage.
Can RTKdata corrections be used for INCRA/SIGEF georeferencing?
RTKdata delivers corrections in ITRF-aligned coordinates compatible with SIRGAS 2000, the datum required for all INCRA/SIGEF submissions (Source: IBGE). Federal Law 10,267/2001 mandates georeferenced boundaries for rural property transactions, with the final deadline for all property sizes extended to October 2029 by Decree 12,689/25. RTK reduces field time compared to post-processed workflows that depend on RBMC data, allowing accredited surveyors to complete more SIGEF certifications per month.
How does ionospheric scintillation affect RTK accuracy in Brazil?
Brazil sits beneath the equatorial ionization anomaly, the most severe ionospheric zone on Earth for GNSS positioning. Scintillation causes rapid signal fluctuations, with PDOP exceeding 5 in roughly 38% of cases at Brazilian stations during severe events (Source: SciELO/BCG). The worst period runs from 20:00 to 02:00 local time during solar maximum years. A dense reference station network with short baselines reduces ionospheric decorrelation errors, and multi-constellation tracking provides satellite redundancy when individual signals lose lock.
What coordinate system do RTKdata corrections use in Brazil?
Is there a free trial for RTK corrections in Brazil?
RTKdata offers a 30-day trial with full access to all 750+ Brazilian stations and the global network of 20,000+ stations. No credit card is required, and the trial ends automatically. RBMC-IP provides permanent free access but is limited to 149 stations with connection caps. The 30-day window allows testing across different regions, from coastal urban sites to interior agricultural zones, before committing to a paid plan.
Centimeter Accuracy Across 8.5 Million km2 of Brazil
From soy fields in Mato Grosso to iron ore pits in Carajas and INCRA boundary surveys across the Cerrado, one NTRIP connection delivers RTK corrections through 750+ reference stations. Configure your receiver, confirm a fixed solution, and begin working at 1-2 cm horizontal accuracy within minutes.