Question: What is the apparent magnitude of the spiral galaxy discovered by Frank Leavenworth?
Sentence (from "SN 2011fe"): SN 2011fe, initially designated PTF 11kly, was a Type Ia supernova discovered by the Palomar Transient Factory (PTF) survey on 24 August 2011 during an automated review of images of the Messier 101 from the nights of 22 and 23 August 2011.
Relevant evidence: No