| Geyser | 1939-10-10 |
|---|---|
| No reports yet |
| Values for Old Faithful Area | 1939-10-10 |
|---|---|
| Astronomical Twilight Begin | 04:54 |
| Nautical Twilight Begin | 05:28 |
| Civil Twilight Begin | 06:02 |
| Sunrise | 06:31 |
| Sunset | 17:49 |
| Civil Twilight End | 18:18 |
| Nautical Twilight End | 18:52 |
| Astronomical Twilight End | 19:25 |
| Moon Illumination | 9.37% |