| Geyser | 1968-07-24 |
|---|---|
| Ebony | 0000 A, 0500 A, 0600 A |
| Echinus | 0715, 0920, 0957, 1040, 1115, 1200, 1800 |
| Fan-Norris | 1215, 1350 |
| Ledge | 1100 |
| Values for Old Faithful Area | 1968-07-24 |
|---|---|
| Astronomical Twilight Begin | 03:52 |
| Nautical Twilight Begin | 04:44 |
| Civil Twilight Begin | 05:27 |
| Sunrise | 06:01 |
| Sunset | 20:57 |
| Civil Twilight End | 21:31 |
| Nautical Twilight End | 22:15 |
| Astronomical Twilight End | 23:06 |
| Moon Illumination | 1.58% |