| Geyser | 1974-01-17 |
|---|---|
| No reports yet |
| Values for Old Faithful Area | 1974-01-17 |
|---|---|
| Astronomical Twilight Begin | 07:12 |
| Nautical Twilight Begin | 07:47 |
| Civil Twilight Begin | 08:22 |
| Sunrise | 08:55 |
| Sunset | 18:11 |
| Civil Twilight End | 18:44 |
| Nautical Twilight End | 19:19 |
| Astronomical Twilight End | 19:54 |
| Moon Illumination | 31.08% |