| Geyser | 1968-08-14 |
|---|---|
| Ebony | 0000 A, 1245 A |
| Echinus | 0903, 0947, 1045, 1120, 1300, 1330 |
| Ledge | 0715 A, 1915 |
| Valentine | 1200 |
| Values for Old Faithful Area | 1968-08-14 |
|---|---|
| Astronomical Twilight Begin | 04:32 |
| Nautical Twilight Begin | 05:14 |
| Civil Twilight Begin | 05:53 |
| Sunrise | 06:25 |
| Sunset | 20:30 |
| Civil Twilight End | 21:01 |
| Nautical Twilight End | 21:40 |
| Astronomical Twilight End | 22:23 |
| Moon Illumination | 67.3% |