| Symbol | Description | Uses |
| dayfrac | 3 |
| File | Line number | Procedure | Code |
| ./pkg/dic/insol.F | 36 | INSOL |
_RL dayfrac, yday, delta |
| ./pkg/dic/insol.F | 48 | INSOL |
dayfrac=mod(Time,360. _d 0 *86400. _d 0) |
| ./pkg/dic/insol.F | 50 | INSOL |
yday = 2.0*3.1416*dayfrac !convert to radians |