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Can Third- and Fourth-order Multipoles plus Radial Variation of Isodensity Ellipses Explain the Observed Flux Ratios in B1422+231? YES, and a Lesson Learned from a TNG100 Lensing Galaxy Sample

  • Authors: Ruizhe Feng, Dandan Xu, Dominique Sluse, Giulia Despali, Anowar J. Shajib, Cai-Na Hao

Ruizhe Feng et al 2026 The Astrophysical Journal 1012 .

  • Provider: AAS Journals

Caption: Figure 8.

Relations between Δq, Δϕq (difference of q and ϕq between 2 Rein and 0.5 Rein), and velocity dispersion σv. Left: difference in q; right: difference in ϕq. The red dashed line indicates zero difference.

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