Spectral and angular differential imaging with SPHERE/IFS - Assessing the performance of various PCA-based approaches to PSF subtraction

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Fig. 5.

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Dependence of S/N on field rotation after processing all images using different differential imaging techniques. Top: β Pictoris b; bottom: 51 Eridani b. The colours and symbols are the same as in Fig. 2. The vertical grey lines indicate displacements of 1 and 2 FWHM according to Eq. (5).

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