| Geyser | 1968-07-09 |
|---|---|
| Ebony | 0000 A |
| Echinus | 0700, 0736, 0850 |
| Fan-Norris | 1755 |
| Little Whirligig | 0650 |
| Values for Old Faithful Area | 1968-07-09 |
|---|---|
| Astronomical Twilight Begin | 03:26 |
| Nautical Twilight Begin | 04:25 |
| Civil Twilight Begin | 05:12 |
| Sunrise | 05:48 |
| Sunset | 21:08 |
| Civil Twilight End | 21:44 |
| Nautical Twilight End | 22:31 |
| Astronomical Twilight End | 23:30 |
| Moon Illumination | 98.84% |