NGC NGC 5457
Pinwheel Galaxy NGC 5457
Galaxy
Ursa Major
Beginner
Large face-on spiral.
Angular size
29′ × 27′
Magnitude
7.9
Best months
Mar-Jul
Constellation
Ursa Major
Catalog IDs
NGC 5457
Common aliases
M101
Recommended telescopes
Explore Scientific
1140mm f/7.5 · 152mm aperture
Frames 41% of APS-C FOV