How to find M102
This guide uses bright stars first, then narrows the field for a telescope or binocular finder. Use Ursa Major as the main sky landmark.
Follow the route from one recognizable star to the next until you reach M102.
M102 is 34° above the horizon toward the Northwest.
Use Ursa Major as the large-scale sky landmark before following the numbered route.
field star · mag 4.0
From Alkaid, move about 6.5° toward the north-east until you reach field star · mag 4.0.
field star · mag 5.2
From field star · mag 4.0, move about 6.7° toward the north-east until you reach field star · mag 5.2.
