| Geyser | 1989-08-02 |
|---|---|
| Echinus | 0955, 1121, 1252, 1340 maj, 1520, 1600 |
| Fireball | 1325, 1530 |
| Palpitator Spring | 1022 |
| Values for Old Faithful Area | 1989-08-02 |
|---|---|
| Astronomical Twilight Begin | 04:09 |
| Nautical Twilight Begin | 04:57 |
| Civil Twilight Begin | 05:38 |
| Sunrise | 06:11 |
| Sunset | 20:47 |
| Civil Twilight End | 21:20 |
| Nautical Twilight End | 22:01 |
| Astronomical Twilight End | 22:49 |
| Moon Illumination | 0.35% |