| V [m^3] | Volume |
| y [m] | Length y |
| S [m^2] | Surface |
| Psp [W*m^-2] | Prism radiated power per each m^2 (black body approximation) |
| Ptp [W] | Prism total radiated power |
| Etp [J] | Prism total radiated energy |
| Etp [kcal] | Prism total radiated energy |
| Pse [W*m^-2] | Exterior radiated power per each m^2 (black body approximation) |
| Pte [W] | Exterior total radiated power |
| Ete [J] | Exterior total radiated energy |
| Ete [kcal] | Exterior total radiated energy |
| Ej [J] | Energy required to maintain prism temperature (basal metabolism) |
| Ek [kcal] | Energy required to maintain prism temperature (basal metabolism) |