Rasalhague
Use the constellation outline drawn on the overview to identify Rasalhague. Then center it in the finder or a low-power eyepiece.
How to find NGC6633
This guide uses bright stars first, then narrows the field for a telescope or binocular finder. Use Lyra as the main sky landmark.
Follow the route from one recognizable star to the next until you reach NGC6633.
NGC6633 is 40° above the horizon toward the Southwest.
Use Lyra as the large-scale sky landmark before following the numbered route.
field star · mag 6.3
From Rasalhague, move about 5.7° toward the east until you reach field star · mag 6.3.
field star · mag 5.4
From field star · mag 6.3, move about 6.6° toward the south-east until you reach field star · mag 5.4.
