| Geyser | 1905-05-12 |
|---|---|
| King | 1215 |
| Values for Old Faithful Area | 1905-05-12 |
|---|---|
| Astronomical Twilight Begin | 02:55 |
| Nautical Twilight Begin | 03:44 |
| Civil Twilight Begin | 04:26 |
| Sunrise | 04:59 |
| Sunset | 19:39 |
| Civil Twilight End | 20:13 |
| Nautical Twilight End | 20:55 |
| Astronomical Twilight End | 21:43 |
| Moon Illumination | 50.12% |