| Geyser | 1964-05-24 |
|---|---|
| Steamboat | 0930 |
| Values for Old Faithful Area | 1964-05-24 |
|---|---|
| Astronomical Twilight Begin | 02:32 |
| Nautical Twilight Begin | 03:26 |
| Civil Twilight Begin | 04:11 |
| Sunrise | 04:46 |
| Sunset | 19:53 |
| Civil Twilight End | 20:28 |
| Nautical Twilight End | 21:13 |
| Astronomical Twilight End | 22:07 |
| Moon Illumination | 95.96% |