| Geyser | 1983-06-25 |
|---|---|
| Cistern Spring | 0900 |
| Crater Spring | 1834:08, 1846, 1908:30, 1924:58, 1941:10, 1957:50, 2005:28, 2022:42, 2031:47 |
| Echinus | 0904, 1522 maj, 1739, 1815:50, 1932:31, 2018:46 |
| Values for Old Faithful Area | 1983-06-25 |
|---|---|
| Astronomical Twilight Begin | 03:11 |
| 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 | 99.99% |