| Geyser | 1968-06-25 |
|---|---|
| Arsenic | 1326 |
| Ebony | 0000 A, 1325 A |
| Echinus | 0710, 0745, 1800 |
| Fan-Norris | 1021, 1250, 1425, 1555 |
| Steamboat | 0700 |
| Values for Old Faithful Area | 1968-06-25 |
|---|---|
| Astronomical Twilight Begin | 03:11 |
| Nautical Twilight Begin | 04:14 |
| Civil Twilight Begin | 05:03 |
| Sunrise | 05:39 |
| Sunset | 21:12 |
| Civil Twilight End | 21:48 |
| Nautical Twilight End | 22:37 |
| Astronomical Twilight End | 23:40 |
| Moon Illumination | 0.44% |