GF-2 satellite, with a nadir spatial resolution 0.8m, marked the entry to “sub-meter” era for Chinese remote sensing satellite. GF-2 satellite carries 2 sets of 1m/4m panchromatic & multispectral cameras.
GF-2 Specifications of the satellite payloads
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Parameters |
1m/4m panchromatic & multispectral cameras |
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Spectral range |
Panchromatic |
0.45——0.90μm |
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Multispectral |
0.45——0.51μm |
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| 0.52——0.59μm | ||
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0.63——0.69μm |
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0.77——0.89μm |
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Spatial Resolution |
Panchromatic |
1m |
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Multispectral |
4m |
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Width |
45km（2 cameras combination） |
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Revisiting Period(off-nadir) |
5 day |
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Revisiting Period(nadir) |
69 day |
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Image of St.Peterburg
Image of Burj Khalifa, Dubai
GF-2 The data are analyzed in various industries
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Trade |
Application area |
Moniyor |
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Territorial resources |
Housing and urban-rural construction |
Land use monitoring |
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Land use planning and construction |
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Marine resources monitoring |
Island monitoring |
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Reclamation monitoring |
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Floating raft culture area monitoring |
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Disaster mitigation and relienf |
Marine environmental disaster monitoring |
Sea surface wind vector |
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Sea wave |
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Arctic sea ice distribution |
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Natural disaster monitoring |
Flood monitoring |
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Drought disaster monitoring |
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Road damage monitoring |
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Forestry |
Vegetation monitoring |
Forest growth assessment |
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Forest classification |
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Environmental monitoring |
Atmospheric composition |
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Water environment monitoring |
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Agriculture |
Thematic Application |
Crop yield estimation |
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Growth Monitoring |
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Statistical of agricultural production and monitoring |
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Regional economic crop monitoring |
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Water resources |
Water conservancy and water monitoring |
Surface water monitoring |
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Monitoring of surface soil moisture content |
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Water conservancy project monitoring |
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Precipitation monitoring |