Analytical shear and flexion of Einasto dark matter haloes

Preprint, Article English OPEN
Retana-Montenegro, E ; Frutos-Alfaro, F ; Baes, Maarten (2012)
  • Journal: (issn: 0004-6361)
  • Related identifiers: doi: 10.1051/0004-6361/201219539
  • Subject: DEPROJECTED SERSIC MODEL | GALAXY-GALAXY FLEXION | Astrophysics - Astrophysics of Galaxies | GRAVITATIONAL FLEXION | analytical [methods] | MASS-DISTRIBUTION | GALACTIC MODELS | halos [galaxies] | SPIRAL GALAXIES | Astrophysics - Cosmology and Nongalactic Astrophysics | Physics and Astronomy | weak [gravitational lensing] | HUBBLE-SPACE-TELESCOPE | clusters: general [galaxies] | ANALYTICAL EXPRESSIONS | dark matter | CLUSTERS | WEAK-LENSING FLEXION
    arxiv: Astrophysics::Cosmology and Extragalactic Astrophysics

N-body simulations predict that dark matter haloes are described by specific density profiles on both galactic- and cluster-sized scales. Weak gravitational lensing through the measurements of their first and second order properties, shear and flexion, is a powerful obs... View more
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