papers
Publications (2)
astro-ph.CO2011
The bispectrum covariance beyond Gaussianity: A log-normal approach
Sandra Martin, Peter Schneider, Patrick Simon
To investigate and specify the statistical properties of cosmological fields with particular attention to possible non-Gaussian features, accurate formulae for the bispectrum and t…
astro-ph.CO2021
The importance of magnification effects in galaxy-galaxy lensing
Sandra Unruh, Peter Schneider, Stefan Hilbert +3
Magnification changes the observed number counts of galaxies on the sky. This biases the observed tangential shear profiles around galaxies, the so-called galaxy-galaxy lensing (GG…