Fig. 2.
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Comparison of the SN 2023aew classification spectrum (red; Wise et al. 2023) and SN 2003bg (black; Hamuy et al. 2009), a SN IIb, at +20 d. The resemblance is fairly strong, but the SN 2023aew spectrum is quite noisy (uncertainties are shown as shaded regions). Telluric absorption lines (⊕) are marked with vertical gray lines.
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