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Weak lensing magnification in the dark energy survey science verification data
journal contribution
posted on 2023-06-09, 12:43 authored by M Garcia-Fernandez, E Sanchez, I Sevilla-Noarbe, E Suchyta, E M Huff, E Gaztanaga, J Aleksic, R Ponce, F J Castander, B Hoyle, Kathy RomerKathy Romer, The DES Collaboration andIn this paper, the effect of weak lensing magnification on galaxy number counts is studied by cross-correlating the positions of two galaxy samples, separated by redshift, using the Dark Energy Survey Science Verification data set. This analysis is carried out for galaxies that are selected only by its photometric redshift. An extensive analysis of the systematic effects, using new methods based on simulations is performed, including a Monte Carlo sampling of the selection function of the survey.
Funding
University of Sussex Astronomy Consolidated Grant 2017-2020; G2050; STFC-SCIENCE AND TECHNOLOGY FACILITIES COUNCIL; ST/P000525/1
History
Publication status
- Published
File Version
- Published version
Journal
Monthly Notices Of The Royal Astronomical SocietyISSN
0035-8711Publisher
Oxford University PressExternal DOI
Issue
1Volume
476Page range
1071-1085Department affiliated with
- Physics and Astronomy Publications
Full text available
- Yes
Peer reviewed?
- Yes
Legacy Posted Date
2018-04-04First Open Access (FOA) Date
2018-04-04First Compliant Deposit (FCD) Date
2018-04-04Usage metrics
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