| Geyser | 1982-08-05 |
|---|---|
| Cistern Spring | 1000 |
| Steamboat | 1200 |
| Values for Old Faithful Area | 1982-08-05 |
|---|---|
| Astronomical Twilight Begin | 04:14 |
| Nautical Twilight Begin | 05:01 |
| Civil Twilight Begin | 05:41 |
| Sunrise | 06:14 |
| Sunset | 20:43 |
| Civil Twilight End | 21:16 |
| Nautical Twilight End | 21:57 |
| Astronomical Twilight End | 22:43 |
| Moon Illumination | 99.9% |