| Geyser | 1967-08-11 |
|---|---|
| Ebony | 1000 |
| Echinus | 0834, 0920, 1001, 1045, 1127, 1212, 1340, 1425, 1551, 1634 |
| Values for Old Faithful Area | 1967-08-11 |
|---|---|
| Astronomical Twilight Begin | 04:25 |
| Nautical Twilight Begin | 05:09 |
| Civil Twilight Begin | 05:49 |
| Sunrise | 06:21 |
| Sunset | 20:35 |
| Civil Twilight End | 21:07 |
| Nautical Twilight End | 21:47 |
| Astronomical Twilight End | 22:31 |
| Moon Illumination | 31.88% |