OSCAR

Central wavelength

Spectral interval

SNR or NEΔT @ specified input

IFOV at s.s.p.

Comment

0.47 µm

0.45-0.49 µm

≥90 @ 100% albedo

1 km

0.65 µm

0.55-0.75 µm

≥150 @ 100% albedo

0.5 km

0.825 µm

0.75-0.90 µm

≥200 @ 100% albedo or ≥3 @ 1% albedo

1 km

1.378 µm

1.371~1.386 µm

≥120 @ 100% albedo or ≥2 @ 1% albedo

2 km

1.61 µm

1.58-1.64 µm

≥200 @ 100% albedo or ≥3 @ 1% albedo

2 km

2.25 µm

2.10-2.35 µm

≥200 @ 100% albedo or ≥2 @ 1% albedo

2 km

3.75 µm (high)

3.50-4.00 µm

≤ 0.7 K @ 315 K

2 km

3.75 µm (low)

3.50-4.00 µm

0.2 K @ 300 K or 2.0 K @ 240 K

4 km

6.25 µm

5.80-6.70 µm

0.2 K @ 300 K or 0.9 K @ 240 K

4 km

6.95 

6.75~7.15

0.25K @ 300K or 0.9 K @ 240 K

4 km

Not on FY-4A

7.1 µm/7.42 µm

6.90-7.30 µm/7.24-7.60 µm

0.25 K @ 300 K or 0.9 K @ 240 K

4 km

FY-4A/FY-4B

8.55 µm

8.30-8.80 µm

0.2 K @ 300 K or 0.4 K @ 240 K

4 km

10.80 µm

10.30-11.30 µm

0.2 K @ 300 K or 0.4 K @ 240 K

4 km

12.00 µm

11.50-12.50 µm

0.2 K @ 300 K or 0.4 K @ 240 K

4 km

13.50 µm

13.20-13.80 µm

0.5 K @ 300 K or 0.9 K @ 240 K

4 km