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Observational Astronomy Calculators Calculators
Observational Astronomy Calculators for astronomy, astrophysics, and space science.
20 calculators
Observational Astronomy Calculators Calculators
Absolute Magnitude Calculator
52 uses
Angular Separation Calculator
64 uses
Angular Size Calculator
63 uses
Apparent Magnitude Calculator
59 uses
Azimuth and Altitude Calculator
60 uses
Constellation Visibility Calculator
111 uses
Daily Almanac Calculator
86 uses
Declination to Altitude Converter
111 uses
Horizon Distance Calculator
126 uses
J2000 to Current Precession Calculator
114 uses
Julian Date Converter
119 uses
Limiting Magnitude Calculator
83 uses
Moon Phase Calculator
104 uses
Object Visibility Calculator (Airmass)
83 uses
Proper Motion Calculator
88 uses
Right Ascension to Hour Angle Converter
118 uses
Sidereal Time Calculator
154 uses
Site Sky Ephemerides Calculator
85 uses
Sunrise/Sunset Calculator
114 uses
Telescope Field of View Calculator
72 uses
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