| Geyser | 1964-06-01 |
|---|---|
| Steamboat | 1505 |
| Values for Old Faithful Area | 1964-06-01 |
|---|---|
| Astronomical Twilight Begin | 02:20 |
| Nautical Twilight Begin | 03:18 |
| Civil Twilight Begin | 04:05 |
| Sunrise | 04:41 |
| Sunset | 20:00 |
| Civil Twilight End | 20:36 |
| Nautical Twilight End | 21:23 |
| Astronomical Twilight End | 22:21 |
| Moon Illumination | 71.31% |