| Symbol | Description | Uses |
| dayhrs | 5 |
| File | Line number | Procedure | Code |
| ./pkg/dic/insol.F | 37 | INSOL |
_RL lat, sun1, dayhrs |
| ./pkg/dic/insol.F | 63 | INSOL |
dayhrs = abs(acos(sun1)) |
| ./pkg/dic/insol.F | 65 | INSOL |
& (cos(delta)*cos(lat)*sin(dayhrs)/dayhrs) ) |
| ./pkg/dic/insol.F | 67 | INSOL |
frac = dayhrs/3.1416 !fraction of daylight in day |