Journal of Remote Sensing / 2022 / Article / Tab 3

Review Article

An Introduction to the Chinese High-Resolution Earth Observation System: Gaofen-1~7 Civilian Satellites

Table 3

The sensor configurations for GF-1 and GF-2.

ParameterGF-1GF-2

Panchromatic (PAN)/multispectral camera (MS)Multispectral camera (MS)Panchromatic (PAN)/multispectral camera (MS)
Spectral range (μm)PAN0.45–0.900.45–0.90
B1/blue0.45–0.520.45–0.520.45–0.52
B2/green0.52–0.590.52–0.590.52–0.59
B3/red0.63–0.690.63–0.690.63–0.69
B4/NIR0.77–0.890.77–0.890.77–0.89
Spatial resolution (m)PAN2 m16 m1 m
MS8 m4 m
Swath width (km)60 (2 cameras)800 (4 cameras)45
Revisit cycle (side-sway)/day45
Covering the period (no side swing)/day41469