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Fig. A.3

image

Two different observations of ζ Ori during the setup 7 Orion II campaign for BHr. The top image was taken with an onboard temperature of 21.49 °C, while the bottom image has a TCCD of 17.57 °C. The normalized counts per pixel is represented by the grayscale. Differences are seen in the width, the sharpness, and the location of the maximum of the non-Gaussian PSF.

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