| Geyser | 1931-05-30 |
|---|---|
| No reports yet |
| Values for Old Faithful Area | 1931-05-30 |
|---|---|
| Astronomical Twilight Begin | 02:24 |
| Nautical Twilight Begin | 03:21 |
| Civil Twilight Begin | 04:07 |
| Sunrise | 04:43 |
| Sunset | 19:58 |
| Civil Twilight End | 20:33 |
| Nautical Twilight End | 21:19 |
| Astronomical Twilight End | 22:16 |
| Moon Illumination | 97.79% |