Deneb
Deneb
Star · Cyg
Excellent at 22:00Current setup · 150 mm reflector
Educational visual approximation · angular framing calculated
Explore in telescope simulatorYour observing guide
83.2°Altitude now
93.5°Azimuth now
1.3Visual magnitude
0.0′Angular diameter
Clear of your local horizon
How to observe it
Start at low power, then adjust magnification to frame the target and match the conditions.
Filter advice
No filter needed
Across your observing night
20:27–02:27Suggested window
88°Highest in this night
Rise —Transit 22:40Set —
Fixed-target events sampled every 5 min; no crossing may mean circumpolar or never rising. Unobstructed horizon. All times in Europe/Zurich.
A good fit from your setup
150 mm reflector
6 mm eyepiece · 125× magnification
0.48°True field
1.2 mmExit pupil
Recommendations balance field, magnification and aperture. Seeing is not forecast; try lower power when the air is unsteady. Suitability is a heuristic, not a purchase recommendation.
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