SN Ares: A Strongly Lensed Type IIb Supernova at $\mathbf{z}=1.276$ with a Predicted 70-Year Time Delay

Conor Larison, Justin D. R. Pierel, Matthew Siebert +69

We present the discovery of supernova (SN) Ares, a strongly lensed supernova at $z_{\mathrm{spec}}=1.276\pm 0.002$ in a massive, triply imaged host galaxy behind the MACS J0308.9+2645 ga…