| Geyser | 1986-07-15 |
|---|---|
| Echinus | 0940 A, 1014, 1118, 1241, 1346, 1449, 1554, 1800 maj |
| Giantess | 0126 |
| Values for Old Faithful Area | 1986-07-15 |
|---|---|
| Astronomical Twilight Begin | 03:35 |
| Nautical Twilight Begin | 04:31 |
| Civil Twilight Begin | 05:17 |
| Sunrise | 05:52 |
| Sunset | 21:05 |
| Civil Twilight End | 21:40 |
| Nautical Twilight End | 22:26 |
| Astronomical Twilight End | 23:22 |
| Moon Illumination | 54.61% |