| Geyser | 1969-07-08 |
|---|---|
| Ebony | 1800 |
| Echinus | 0910, 0955, 1050, 1140, 1235, 1340, 1430, 1510, 1552, 1640, 1722 |
| Values for Old Faithful Area | 1969-07-08 |
|---|---|
| Astronomical Twilight Begin | 03:24 |
| Nautical Twilight Begin | 04:24 |
| Civil Twilight Begin | 05:11 |
| Sunrise | 05:47 |
| Sunset | 21:09 |
| Civil Twilight End | 21:45 |
| Nautical Twilight End | 22:32 |
| Astronomical Twilight End | 23:31 |
| Moon Illumination | 33.04% |