| Geyser | 1961-08-14 |
|---|---|
| No reports yet |
| Values for Old Faithful Area | 1961-08-14 |
|---|---|
| Astronomical Twilight Begin | 03:31 |
| Nautical Twilight Begin | 04:14 |
| Civil Twilight Begin | 04:53 |
| Sunrise | 05:25 |
| Sunset | 19:30 |
| Civil Twilight End | 20:02 |
| Nautical Twilight End | 20:41 |
| Astronomical Twilight End | 21:24 |
| Moon Illumination | 7.18% |