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FY-2

Satellites

FY-2A and FY-2B

Orbit Type

Geostationary

Instrument

VISSR

Resolution

1.25 km VIS, 5.0 km IR

 

 



Band

Central
Wavelength
(µm)



Primary Uses

1

0.8

Visible cloud and surface features

2

11.5

Infrared surface/cloud-top temperature

3

6.8

Infrared mid-level water vapor

 

Satellites

FY-2C (operational at ~105°E)

Orbit Type

Geostationary

Instrument

S-VISSR

Resolution

1.25 km VIS, 5.0 km IR

 



Band

Central
Wavelength
(µm)



Primary Uses

1

0.73

Visible cloud and surface features

2

10.8

Infrared surface/cloud-top temperature

3

12.0

Infrared surface/cloud temperature, low-level water vapor

4

6.8

Infrared mid-level water vapor

5

3.8

Infrared low-level cloud/fog, fire detection


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