Transit spectroscopy with James Webb Space Telescope: systematics, starspots and stitching J.K. Barstow, S. Aigrain, P.G.J. Irwin, S. Kendrew, L.N. Fletcher Apr 1, 2015 Cite DOI radiative transfer methods: data analysis planets and satellites: atmospheres Related Clouds on the Hot Jupiter HD189733b: Constraints from the Reflection Spectrum Constraining the atmosphere of GJ 1214b using an optimal estimation technique On the potential of the EChO mission to characterize gas giant atmospheres Optimal estimation retrievals of the atmospheric structure and composition of HD 189733b from secondary eclipse spectroscopy New Insights on Saturn's Formation from its Nitrogen Isotopic Composition