Constants
The &constants
namelist group defines various physical
constants, as follows:
G_GRAVITY
Gravitational constant \(G\)
C_LIGHT
Speed of light in vacuo \(c\)
A_RADIATION
Radiation constant \(a\)
M_SUN
Solar mass \(\Msun\)
R_SUN
Solar radius \(\Rsun\)
L_SUN
Solar luminosity \(\Lsun\)
GYRE_DIR
Top-level GYRE directory; overrides the
GYRE_DIR
environment variable
All of these constants are in cgs units (where applicable), and the
default values are defined in
$GYRE_DIR/src/common/gyre_constants.fpp
.