VIRR is a scanner carried aboard the third FengYun ("Wind and Cloud") series of meteorological satellites launched by China.

FY-3A, launched June 2008, operates from a sunsynchronous polar-orbit at an average altitude of 836.4km. At this orbit FY-3A crosses overhead at about 10:10 a.m. local time everyday.

FY-3A carries a version of VIRR which images 10 spectral bands:

Channel Wavelength (um) Primary Use
1 0.58-0.68
2 0.84-0.89
3 3.55-3.95
4 10.3-11.3
5 11.5-12.5
6 1.58-1.64
7 0.43-0.48
8 0.48-0.53
9 0.53-0.58
10 1.325-1.395

See Also: MERSI on the same spacecraft

See Also: EOPortal


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