| Geyser | 1939-08-08 |
|---|---|
| No reports yet |
| Values for Old Faithful Area | 1939-08-08 |
|---|---|
| Astronomical Twilight Begin | 03:19 |
| Nautical Twilight Begin | 04:04 |
| Civil Twilight Begin | 04:44 |
| Sunrise | 05:17 |
| Sunset | 19:40 |
| Civil Twilight End | 20:12 |
| Nautical Twilight End | 20:53 |
| Astronomical Twilight End | 21:38 |
| Moon Illumination | 50.95% |