Fig. 2.
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Left panel: NIRCam photometric data for SN 2023adsy (circles) and the best-fit SALT3-NIR templates (curves). Solid curves: Model A; dashed curves: Model B; dash-dotted curves: P24. The applied vertical shifts (in magnitudes) for better visibility are indicated in the legends. Right panel: Best-fit SALT parameters for SN 2023adsy (filled circles) compared to those from P24 (open circle) and other normal type Ia SNe from the Pantheon+ sample (gray plus signs).
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