| Geyser | 1975-03-28 |
|---|---|
| No reports yet |
| Values for Old Faithful Area | 1975-03-28 |
|---|---|
| Astronomical Twilight Begin | 05:32 |
| Nautical Twilight Begin | 06:08 |
| Civil Twilight Begin | 06:42 |
| Sunrise | 07:12 |
| Sunset | 19:44 |
| Civil Twilight End | 20:14 |
| Nautical Twilight End | 20:48 |
| Astronomical Twilight End | 21:24 |
| Moon Illumination | 99.05% |