| Geyser | 1965-07-26 |
|---|---|
| Echinus | 0809, 0926, 1044, 1441, 1559, 1717 |
| Ledge | 1800 |
| Little Whirligig | 1445, 1715 |
| Values for Old Faithful Area | 1965-07-26 |
|---|---|
| Astronomical Twilight Begin | 03:55 |
| Nautical Twilight Begin | 04:46 |
| Civil Twilight Begin | 05:29 |
| Sunrise | 06:03 |
| Sunset | 20:55 |
| Civil Twilight End | 21:29 |
| Nautical Twilight End | 22:12 |
| Astronomical Twilight End | 23:03 |
| Moon Illumination | 7.48% |