# GHGSat DATA.SAT Methane Emissions Data
*analysis-service . products*

## Specifications
- **manufacturer**: ghgsat
- **entity type**: analysis_service
- **last verified date**: 2026-05-31
- **verified by**: operator
- **claim status**: unclaimed
- **provider**: ghgsat
- **attributes**: {"kind":"analysis-service","manufacturer":"ghgsat"}

## Editorial
GHGSat DATA.SAT delivers satellite-derived methane emissions data to industrial operators, regulators, and environmental compliance teams. The service draws on the GHGSat commercial constellation, which observes point-source methane emitters (oil and gas facilities, landfills, coal mines, and agricultural sites) at reported spatial resolutions of approximately 25 m (ESA Earth Online[^esa-earthonline-ghgsat]) or approximately 30 m for C-series satellites (eoPortal[^eoportal-ghgsat-con]). The earlier GHGSat-D prototype exceeded 50 m; current commercial service uses the C-series specification.

Data are delivered as quantified emission rate estimates, not raw radiance. Buyers receive attributed point-source flux measurements tied to individual facility sites. NASA Earthdata CSDA documentation describes a 48-hour delivery latency as part of its access arrangement[^nasa-earthdata-ghgsat]; whether 48-hour turnaround is the standard commercial tier has not been confirmed from operator documentation as of 2026-05-31.

The primary commercial service covers methane (CH4). GHGSat launched a CO2 sensor on its C10/Vanguard satellite, noted as the first commercial CO2 sensor in orbit[^ghgsat-co2-vanguard-announcement]. Whether CO2 data is available as a named commercial service tier via DATA.SAT, rather than as a research or pilot programme, had not been confirmed from operator product documentation as of 2026-05-31.

Access is operator-direct; contact GHGSat for pricing and licensing terms. The service is offered alongside DATA.GROUND (ground-based sensor network) and DATA.AIR (airborne) under the GHGSat DATA product family[^ghgsat-data-sat-product-page].

## Compositional position
- methane (topics) --[topic_capabilities]--> GHGSat DATA.SAT Methane Emissions Data

## Sources
- [esa-earthonline-ghgsat] | GHGSat overview, ESA Earth Online | https://earth.esa.int/eogateway/missions/ghgsat/description | tier=agency-doc | accessed=2026-05-31
- [eoportal-ghgsat-con] | GHGSat Constellation, eoPortal Directory | https://www.eoportal.org/satellite-missions/ghgsat-con | tier=community | accessed=2026-05-31
- [ghgsat-data-sat-product-page] | DATA.SAT methane emissions satellite data, GHGSat | https://www.ghgsat.com/en/products-services/data-sat/ | tier=operator-marketing | accessed=2026-05-31
- [nasa-earthdata-ghgsat] | Access to GHGSat Data, NASA Earthdata CSDA | https://www.earthdata.nasa.gov/data/projects/nsite/solutions/access-ghgsat-data | tier=agency-doc | accessed=2026-05-31
- [ghgsat-co2-vanguard-announcement] | World's First Commercial CO2 Sensor in Orbit, GHGSat newsroom | https://www.ghgsat.com/en/newsroom/worlds-first-commercial-co2-sensor-in-orbit/ | tier=operator-press | accessed=2026-05-31

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Source: https://eo-atlas.org/products/analysis-service/ghgsat-data-sat
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