| Geyser | 1961-05-10 |
|---|---|
| No reports yet |
| Values for Old Faithful Area | 1961-05-10 |
|---|---|
| Astronomical Twilight Begin | 02:58 |
| Nautical Twilight Begin | 03:46 |
| Civil Twilight Begin | 04:28 |
| Sunrise | 05:01 |
| Sunset | 19:37 |
| Civil Twilight End | 20:11 |
| Nautical Twilight End | 20:52 |
| Astronomical Twilight End | 21:40 |
| Moon Illumination | 21.87% |