| Geyser | 1989-08-29 |
|---|---|
| Constant | 1043 |
| Echinus | 1020, 1111, 1209, 1303, 1401, 1456, 1552 |
| Fireball | 1115 ie, 1345 ie |
| Values for Old Faithful Area | 1989-08-29 |
|---|---|
| Astronomical Twilight Begin | 04:57 |
| Nautical Twilight Begin | 05:36 |
| Civil Twilight Begin | 06:12 |
| Sunrise | 06:42 |
| Sunset | 20:05 |
| Civil Twilight End | 20:35 |
| Nautical Twilight End | 21:11 |
| Astronomical Twilight End | 21:50 |
| Moon Illumination | 3.93% |