| Geyser | 1967-06-28 |
|---|---|
| Blue | 1245 ie |
| Constant | 1114, 1545, 1630, 1645, 1655, 1700, 1747 |
| Ebony | 1700 |
| Echinus | 0904, 1005, 1106, 1207, 1500 A, 1555, 1645 |
| Veteran | 1645, 1645 |
| Values for Old Faithful Area | 1967-06-28 |
|---|---|
| Astronomical Twilight Begin | 03:13 |
| Nautical Twilight Begin | 04:15 |
| Civil Twilight Begin | 05:04 |
| Sunrise | 05:40 |
| Sunset | 21:12 |
| Civil Twilight End | 21:48 |
| Nautical Twilight End | 22:37 |
| Astronomical Twilight End | 23:39 |
| Moon Illumination | 64.55% |