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astro-ph.IM2018★ 15 cited
A collimated beam projector for precise telescope calibration
Michael Coughlin, T. M. C. Abbott, Kairn Brannon +7
The precise determination of the instrumental response function versus wavelength is a central ingredient in contemporary photometric calibration strategies. This typically entails…
astro-ph.IM2018★ 16 cited
A Study of the Point Spread Function in SDSS Images
Bo Xin, Željko Ivezić, Robert H. Lupton +5
We use SDSS imaging data in passbands to study the shape of the point spread function (PSF) profile and the variation of its width with wavelength and time. We find that th…