| Geyser | 1989-06-24 |
|---|---|
| Basin | 1800 |
| Dark Cavern | 1340 ie, 1541 |
| Echinus | 1230, 1405 maj |
| Fan-Norris | 1630 |
| Fireball | 1300 ie |
| Giantess | 1838 |
| Guardian | 1800 |
| Values for Old Faithful Area | 1989-06-24 |
|---|---|
| Astronomical Twilight Begin | 03:10 |
| Nautical Twilight Begin | 04:14 |
| Civil Twilight Begin | 05:02 |
| Sunrise | 05:39 |
| Sunset | 21:12 |
| Civil Twilight End | 21:48 |
| Nautical Twilight End | 22:37 |
| Astronomical Twilight End | 23:40 |
| Moon Illumination | 73.3% |