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Rotational Raman scattering in the Earth's atmosphere ... - SRON

Rotational Raman scattering in the Earth's atmosphere ... - SRON

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A vector radiative transfer model us<strong>in</strong>g <strong>the</strong> perturbation <strong>the</strong>ory approach 69<br />

Figure 3.14: Mean relative bias b mean as function of solar zenith angle ϑ 0 for simulated GOME measurements<br />

I pol and model simulations I app1 , I app2 , and I app3 <strong>in</strong> Eqs. (3.66), (3.67) and (3.68) at <strong>the</strong> center<br />

of <strong>the</strong> Ca II K and H Fraunhofer l<strong>in</strong>es at 393.5 and 396.8 nm. The model <strong>atmosphere</strong> and <strong>the</strong> view<strong>in</strong>g<br />

geometry are <strong>the</strong> same as for <strong>the</strong> left panel of Fig. 3.12. The difference <strong>in</strong> b mean for <strong>the</strong> error scenarios<br />

e m<strong>in</strong> and e max is less than 0.04 for I app1 , and less than 0.04 and 2.43 for I app2 and I app3 , respectively.

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