add some natural constants
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@ -31,6 +31,11 @@ PATH = "extra/hygdata_v41.csv"
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# Meissa (orion's head, 8th brightest star in orion) = 3.33
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# Meissa (orion's head, 8th brightest star in orion) = 3.33
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MAX_APPARENT_MAGNITUDE = 7.0
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MAX_APPARENT_MAGNITUDE = 7.0
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SOL_ABSMAG = 4.83
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SOL_RADIUS = 696.3e6
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SOL_LUMINOSITY = 3.828e26
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STEFAN_BOLZMANN_CONSTANT = 5.670374419e-8
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print("// This file was autogenerated by \"genrate_starchart.py\" using data from the")
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print("// This file was autogenerated by \"genrate_starchart.py\" using data from the")
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print("// HYG database: https://github.com/astronexus/HYG-Database/tree/main/hyg")
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print("// HYG database: https://github.com/astronexus/HYG-Database/tree/main/hyg")
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print("// License: CC BY-SA 4.0: https://creativecommons.org/licenses/by-sa/4.0/")
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print("// License: CC BY-SA 4.0: https://creativecommons.org/licenses/by-sa/4.0/")
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