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Remote Sensing Sensors

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Landsat 8 OLI

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Operational Land Imager collects image data for land use and land change. Spectral resolution: 9 bands from Visible to Thermal IR. Spatial resolution: 30 meters for Visible to SWIR, 100 meters for Thermal.

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MODIS

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Moderate Resolution Imaging Spectroradiometer is on Terra and Aqua satellites. Spectral bands: 36. Spatial resolution: 250m to 1 km. Used for global dynamics of Earth's system.

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Landsat 7 ETM+

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Enhanced Thematic Mapper Plus maps Earth's surface. Spectral resolution: 8 bands from Blue to Thermal IR. Spatial resolution: 15m (panchromatic), 30m (multispectral), 60m (thermal).

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Sentinel-2 MSI

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MultiSpectral Instrument onboard Sentinel-2 satellite. Spectral resolution: 13 bands from Visible to SWIR. Spatial resolution: 10m, 20m, 60m. Tracks land changes for agriculture, forestry, and natural disasters.

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GOES-R ABI

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Advanced Baseline Imager used in geostationary weather satellites, GOES-R Series. Spectral bands: 16. Spatial resolution: 0.5-2 km. Supports weather forecasting and severe storm tracking.

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ASTER

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Advanced Spaceborne Thermal Emission and Reflection Radiometer. Spatial resolution: 15m (VNIR), 30m (SWIR), 90m (TIR). Applications include mapping temperature, emissivity, and mineralogy of Earth's surface.

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ALOS AVNIR-2

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Advanced Visible and Near Infrared Radiometer type 2. Spectral bands: 4. Spatial resolution: 10m. Utilized in resource mapping, disaster monitoring, and land cover changes on Earth.

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RADARSAT

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Canadian satellite system using synthetic aperture radar (SAR). Band: C-band. Resolution: 1m to 100m. Suited for sea ice mapping, oil spill monitoring, and agricultural crops.

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SPOT

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Satellite Pour l’Observation de la Terre. Spatial resolution: 1.5 – 10 meters (depending on the SPOT series). Used in cartography, land use planning, and monitoring of natural disasters.

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QuickBird

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Commercial high-resolution Earth observation satellite. Resolution: 0.61m (panchromatic), 2.44m (multispectral). Applications include urban planning, agricultural mapping, and environmental monitoring.

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TerraSAR-X

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German radar Earth observation satellite equipped with SAR. Resolution: 1m to 40m. Employed for environmental monitoring, infrastructure planning, and security applications.

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COSMO-SkyMed

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Italian satellite constellation using SAR. Band: X-band. Resolution: 1m to 100m. Mainly used for civil protection, risk management, and military surveillance.

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IKONOS

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High-resolution Earth observation satellite. Resolution: 0.82m (panchromatic), 3.2m (multispectral). Ideal for military mapping, agricultural and forestry analysis, and coastal zone management.

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NOAA-POES AVHRR

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Advanced Very High Resolution Radiometer on NOAA's Polar Orbiting Environmental Satellites. Spectral bands: 6. Resolution: 1.1 km. Monitors atmospheric temperature, clouds, water vapor, and sea surface temperature.

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SeaWiFS

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Sea-Viewing Wide Field-of-View Sensor used for measuring ocean color and chlorophyll. Resolution: 1 km. Helps in analyzing ocean primary production, and monitoring ocean biological health.

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Suomi VIIRS

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Visible Infrared Imaging Radiometer Suite on the Suomi NPP satellite. Resolution: 375m to 750m. Utilized for ocean color, sea surface temperature, and ice mapping, as well as nighttime lights.

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WorldView-3

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Commercial Earth observation satellite offering high-resolution imagery. Resolution: 0.31m (panchromatic), 1.24m (multispectral), 3.7m (SWIR). Applied to mining, agriculture, and global security.

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Global Precipitation Measurement (GPM) Microwave Imager

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Sensor that provides global precipitation maps. Spectral bands: 13. Resolution: 5km to 25km. Crucial for studying water cycle and improving weather prediction models.

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Hyperspectral Imager Suite (HISUI)

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Japanese hyperspectral sensor mounted on the International Space Station. Spatial resolution: 30m. Used for mining, environmental monitoring, and agriculture.

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CALIPSO Lidar

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Cloud-Aerosol Lidar with Orthogonal Polarization helps to profile clouds and aerosols. Resolution: 70m to 330m in vertical profile. Assists in understanding air quality and climate change.

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