What famous supernova remnant, observed in 1054, is listed as a deep sky target within the Perseus Arm?

Answer

The Crab Nebula (M1)

For those observing toward the Perseus Arm, famous landmarks hosted there include the Crab Nebula (M1), which is the remnant of a supernova observed in 1054.

What famous supernova remnant, observed in 1054, is listed as a deep sky target within the Perseus Arm?
galaxyastronomyDistanceEarthMilky WayPerseus Arm