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FY-3D > MERSI-2

Preferred term

MERSI-2  

Type

  • sosa:Sensor

Definition

  • MERSI-2 is a 25-channel VIS/IR spectroradiometer (replacing and merging MERSI-1 on FY-3A/3B and VIRR on FY-3A//3B/3C ). Scanning technique: Cross-track: 2048 detectors for channels at 1000 m resolution, or 8192 detectors for channels at 250 m resolution, swath 2900 km; Along-track: ten 10 km lines every 1.5 s. Resolution: 250 m or 1.0 km at s.s.p. (sub-satellite point). Coverage/Cycle: Global coverage once/day (VIS/NIR/SWIR channels), twice/day (MWIR/TIR).

Broader concept

Entry terms

  • Medium Resolution Spectral Imager -2

Belongs to group

in platform

URI

https://vocab.met.no/mmd/Instrument/MERSI-2

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