Ca hnk: The Calcium-rich Transient Supernova 2016hnk from a Helium Shell Detonation of a Sub-Chandrasekhar White Dwarf

Wynn V. Jacobson-Galán, Wynn V. Jacobson-Galán, Wynn V. Jacobson-Galán, Abigail Polin, Abigail Polin, Abigail Polin, Ryan J. Foley, Georgios Dimitriadis, Charles D. Kilpatrick, Raffaella Margutti, Raffaella Margutti, David A. Coulter, Saurabh W. Jha, David O. Jones, Robert P. Kirshner, Yen Chen Pan, Anthony L. Piro, Armin Rest, Armin Rest, César Rojas-Bravo