| Geyser | 1990-07-11 |
|---|---|
| Constant | 1014, 1443 |
| Echinus | 0842 maj, 1440, 1532, 1640 |
| Fireball | 0945, 1058 |
| Valentine | 1200 |
| Whirligig | 1030, 1635 |
| Values for Old Faithful Area | 1990-07-11 |
|---|---|
| Astronomical Twilight Begin | 03:29 |
| Nautical Twilight Begin | 04:27 |
| Civil Twilight Begin | 05:13 |
| Sunrise | 05:49 |
| Sunset | 21:08 |
| Civil Twilight End | 21:43 |
| Nautical Twilight End | 22:30 |
| Astronomical Twilight End | 23:28 |
| Moon Illumination | 89.74% |