As with the recent close pass of 45P/H-M-P on February 11th, it's likely that 41P will become large and distended.But unlike that comet, which blew by more than a month Get ready for a dandy gathering of the comet, Owl Nebula, and galaxy M108 on the night of March 21–22.
Use a magnification that provides a 1° or larger field of view to see them all simultaneously.
A week ago, the comet shone at magnitude 9.2 and appeared moderately condensed with a 7′ coma.
With a magnification of 64× in my 15-inch telescope, the nuclear region was a bright pip (not quite stellar) at center.
This week, periodic comet 41P/Tuttle-Giacobini-Kresak begins the best part of its 2017 apparition, dashing across the circumpolar sky and brightening as it goes. It's visible almost the entire night from anywhere in the northern hemisphere, so if you play your Moon-cards right, you can see 41P/T-G-K in dark skies part of every night now through about April 8th.
As the comet passes closest to Earth (0.14 a.u.) from mid-March through early April, it hurries across the circumpolar constellations Ursa Major and Draco.