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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
30 uses
Angular Separation Calculator
34 uses
Angular Size Calculator
36 uses
Apparent Magnitude Calculator
32 uses
Azimuth and Altitude Calculator
32 uses
Constellation Visibility Calculator
79 uses
Daily Almanac Calculator
59 uses
Declination to Altitude Converter
78 uses
Horizon Distance Calculator
91 uses
J2000 to Current Precession Calculator
82 uses
Julian Date Converter
92 uses
Limiting Magnitude Calculator
58 uses
Moon Phase Calculator
72 uses
Object Visibility Calculator (Airmass)
59 uses
Proper Motion Calculator
63 uses
Right Ascension to Hour Angle Converter
89 uses
Sidereal Time Calculator
122 uses
Site Sky Ephemerides Calculator
59 uses
Sunrise/Sunset Calculator
82 uses
Telescope Field of View Calculator
51 uses
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