| Geyser | 1989-08-16 |
|---|---|
| Constant | 1359 |
| Echinus | 1000 maj, 1157, 1230, 1314, 1405, 1505, 1558 |
| Fireball | 1410 |
| Values for Old Faithful Area | 1989-08-16 |
|---|---|
| Astronomical Twilight Begin | 04:35 |
| Nautical Twilight Begin | 05:17 |
| Civil Twilight Begin | 05:56 |
| Sunrise | 06:27 |
| Sunset | 20:27 |
| Civil Twilight End | 20:58 |
| Nautical Twilight End | 21:37 |
| Astronomical Twilight End | 22:19 |
| Moon Illumination | 98.94% |