Fig. 4.

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Model predictions for SN Requiem’s image positions (left), magnifications (middle), and time delays (right) for a fixed cosmological model (flat ΛCDM with H0 = 70 km s−1 Mpc−1 and Ωm = 0.3 = 1 − ΩΛ), in the same format as Fig. 3. The black circle marks the observed image positions of 2a, 2b, and 2c with the circular radius corresponding to the 1σ positional uncertainty. The time delays (in days) are relative to image 2a of SN Requiem. The measurements of Δt2b, 2a and Δt2c, 2a from Rodney et al. (2021) based on the color curves of the SN Ia template are shown by the vertical line, with the shaded interval marking the 1σ uncertainty.
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