| Symbol | Description | Uses |
| ppN0 | 4 |
| File | Line number | Procedure | Code |
| ./model/src/ini_p_ground.F | 406 | ANALYLIC_THETA |
_RL ppN0, ppN1, ppN2, ppN3a, ppN3b, ppN4 |
| ./model/src/ini_p_ground.F | 417 | ANALYLIC_THETA |
DATA ppN0 , ppN1 , ppN2 , ppN3a , ppN3b , ppN4 |
| ./model/src/ini_p_ground.F | 440 | ANALYLIC_THETA |
ppr =( ppN0 + ABS(ppl-ppN0) - ppN1 )/(ppN2-ppN1) |