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| 1 | +! WARNING! DO NOT EDIT THIS FILE! |
| 2 | +! This file was generated automatically from pcd.yaml |
| 3 | +! For more information, visit https://github.com/e3sm-project/PhysicalConstantsDictionary |
| 4 | + |
| 5 | +module pcd |
| 6 | + implicit none |
| 7 | + |
| 8 | + !define double precision kind |
| 9 | + integer, parameter :: dp = selected_real_kind(12) |
| 10 | + |
| 11 | + ! pcd.yaml version and institution information |
| 12 | + character(len=*), parameter :: pcdversion = "0.0.2" |
| 13 | + character(len=*), parameter :: pcdinstitution = "E3SM Project" |
| 14 | + |
| 15 | + !mathematical constants |
| 16 | + real(dp), parameter :: pi = 3.141592653589793_dp ! ASHandbook1964 |
| 17 | + real(dp), parameter :: e = 2.718281828459045_dp ! ASHandbook1964 |
| 18 | + real(dp), parameter :: em_gamma = 0.5772156649015329_dp ! ASHandbook1964 |
| 19 | + real(dp), parameter :: radian = 57.29577951308232_dp ! ASHandbook1964 |
| 20 | + real(dp), parameter :: degree = 0.017453292519943295_dp ! ASHandbook1964 |
| 21 | + real(dp), parameter :: square_root_of_2 = 1.4142135623730951_dp ! ASHandbook1964 |
| 22 | + real(dp), parameter :: square_root_of_3 = 1.7320508075688772_dp ! ASHandbook1964 |
| 23 | + |
| 24 | + !universal_physical constants |
| 25 | + real(dp), parameter :: speed_of_light_in_vacuum = 299792458_dp ! NIST_CODATA2022 |
| 26 | + real(dp), parameter :: newtonian_gravitation_constant = 6.6743e-11_dp ! NIST_CODATA2022 |
| 27 | + real(dp), parameter :: standard_acceleration_of_gravity = 9.80665_dp ! NIST_CODATA2022 |
| 28 | + real(dp), parameter :: standard_atmosphere = 101325_dp ! NIST_CODATA2022 |
| 29 | + real(dp), parameter :: avogadro_constant = 6.02214076e+23_dp ! NIST_CODATA2022 |
| 30 | + real(dp), parameter :: boltzmann_constant = 1.380649e-23_dp ! NIST_CODATA2022 |
| 31 | + real(dp), parameter :: stefan_boltzmann_constant = 5.670374419e-08_dp ! NIST_CODATA2022 |
| 32 | + real(dp), parameter :: planck_constant = 6.62607015e-34_dp ! NIST_CODATA2022 |
| 33 | + real(dp), parameter :: molar_gas_constant = 8.314462618_dp ! NIST_CODATA2022 |
| 34 | + real(dp), parameter :: molar_volume_of_ideal_gas = 0.02271095464_dp ! NIST_CODATA2022 |
| 35 | + |
| 36 | + !earth_physical constants |
| 37 | + real(dp), parameter :: geocentric_gravitational_constant = 3986005E+08_dp ! GRS80 |
| 38 | + real(dp), parameter :: semimajor_axis = 6378137_dp ! GRS80 |
| 39 | + real(dp), parameter :: dynamic_form_factor = 108263E-08_dp ! GRS80 |
| 40 | + real(dp), parameter :: angular_velocity = 7292115E-11_dp ! GRS80 |
| 41 | + real(dp), parameter :: semiminor_axis = 6356752.3141_dp ! GRS80 |
| 42 | + real(dp), parameter :: flattening = 0.00335281068118_dp ! GRS80 |
| 43 | + real(dp), parameter :: reciprocal_flattening = 298.257222101_dp ! GRS80 |
| 44 | + real(dp), parameter :: mean_radius = 6371008.7714_dp ! GRS80 |
| 45 | + real(dp), parameter :: radius_of_sphere_of_same_surface = 6371007.181_dp ! GRS80 |
| 46 | + real(dp), parameter :: radius_of_sphere_of_same_volume = 6371000.79_dp ! GRS80 |
| 47 | + |
| 48 | + !solar constants |
| 49 | + real(dp), parameter :: total_solar_irradiance = 1360.8_dp ! TIM_SORCE_2005 |
| 50 | + |
| 51 | + !water constants |
| 52 | + real(dp), parameter :: water_molar_mass = 18.015268_dp ! IAPWS_95 |
| 53 | + real(dp), parameter :: water_specific_gas_constant = 0.46151805_dp ! IAPWS_95 |
| 54 | + real(dp), parameter :: water_triple_point_temperature = 273.16_dp ! IAPWS_95 |
| 55 | + real(dp), parameter :: water_triple_point_pressure = 611.655_dp ! IAPWS_95 |
| 56 | + real(dp), parameter :: liquid_water_triple_point_density = 999.793_dp ! IAPWS_95 |
| 57 | + real(dp), parameter :: vapor_water_triple_point_density = 0.00485458_dp ! IAPWS_95 |
| 58 | + |
| 59 | +end module pcd |
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