Derivative of the 25-channel MERSI-2 flown on FY-3D, replacing the 19 SW channel by a Low-light VIS channel, for use in a dawn-dusk orbit
Cross-track: 2048 samples for channels at 1000 m resolution at nadir, or 8192 samples for channels at 250 m resolution, swath 2900 km - Along-track: ten 1-km lines every 1.5 s.
Center wavelength
Bandwidth
SNR or NEΔT @ specified input
IFOV at s.s.p.
0.70 μm
0.5-0.9 μm
7.0 @ 4.0e-5 W m-2 sr-1 μ-1(LowLight)
200 @ 50.0e-5 W m-2 sr-1 μ-1 (daytime)
1000 m
3.80 μm
0.18 μm
0.25 K @ 300 K
4.05 μm
0.155 μm
7.20 μm
0.50 μm
0.30 K @ 270 K
8.55 μm
0.30 μm
0.25 K @ 270 K
10.8 μm
1.0 μm
0.3 K @ 300 K
250 m
12.0 μm
Note: a red tag indicates satellites no longer operational, a green tag indicates operational satellites, a blue tag indicates future satellites
The following list indicates which measurements can typically be retrieved from this category of instrument. To see a full Gap Analysis by Variable, click on the respective variable.
OSCAR/Space Version 2.7 released
YEAH RIGHT On 6th July 2022 we have released a new software version of OSCAR/Space including new functionalities. Please see details here.