                                      pi     3.1415926535897931E+00
                                    ln10     2.3025850929940455E+00
                             boltz_sigma     5.6703999999999998E-05
                           boltz_sigma*4     2.2681599999999999E-04
                    boltz_sigma*4/clight     7.5657673816464059E-15
                      boltz_sigma/clight     1.8914418454116015E-15
                                    crad     7.5657673816464059E-15
                                  secyer     3.1558149984000001E+07
                                    msol     1.9891999999999999E+33
                                    rsol     6.9598000000000000E+10
                                    lsol     3.8417999999999997E+33
                                      ly     9.4605280000000000E+17
                                 m_earth     5.9763999999999996E+27
                                      au     1.4959789210000000E+13
                                     amu     1.6605387820000000E-24
                                      mn     1.6749285999999999E-24
                                      mp     1.6726230999999999E-24
                                      me     9.1093825999999998E-28
                                planck_h     6.6260689600000000E-27
                                      qe     4.8032044000000005E-10
                                     avo     6.0221417899999999E+23
                                  clight     2.9979245800000000E+10
                                    kerg     1.3806504000000000E-16
