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Breaking the Mass-sheet Degeneracy in Time-delay Cosmography with Lensed and Unlensed Type Ia Supernovae

  • Authors: Xiaolei Li, Kai Liao, Xuheng Ding

Xiaolei Li et al 2026 The Astrophysical Journal 1000 .

  • Provider: AAS Journals

Caption: Figure 8.

The posterior results on λ and ﹩{\left(\frac{{D}_{{\rm{s}}}}{{D}_{{\rm{ds}}}}\right)}^{{\rm{PL}}}﹩ obtained from Equation (20) for the simulated lensed SNe Ia at zd = 0.5 and zs = 1.5, which have four images.

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