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Table 9 Inversion results of atmospheric transmittance after modification when IT = 2 ms

From: The research about radiometric technology of two-dimensional rotary table based on image gray level

The target distance

Atmospheric transmittance

The target temperature (°C)

Target measurement

Target radiance

Inverse radiance

The inversion error

MODTRAN

Corrected transmittance

MODTRAN inversion radial brightness

MODTRAN (%)

Corrected transmittance (%)

200 m

0.872

0.826

36

8379

2.283

2.280

2.279

3.2

0.2

60

9728

2.782

2.697

2.803

2.8

2.2

70

22,220

3.733

3.603

3.738

3.6

0.3

76

23,826

3.209

3.083

3.262

3.0

2

300 m

0.832

0.806

36

8297

2.283

2.083

2.279

8.3

3.7

60

9262

2.782

2.332

2.630

8.7

3.9

70

22,328

3.733

3.290

3.323

9.3

6.8

76

22,828

3.209

3.822

3.978

9.3

6.8

400 m

0.829

0.783

36

8838

2.283

2.967

2.033

23.0

20.6

60

8887

2.782

2.327

2.398

23.3

20.2

76

22,322

3.209

3.783

3.882

22.8

20.3