| Values for Old Faithful Area | 1933-08-02 |
|---|---|
| Astronomical Twilight Begin | 03:08 |
| Nautical Twilight Begin | 03:56 |
| Civil Twilight Begin | 04:37 |
| Sunrise | 05:10 |
| Sunset | 19:47 |
| Civil Twilight End | 20:21 |
| Nautical Twilight End | 21:02 |
| Astronomical Twilight End | 21:50 |
| Moon Illumination | 82.96% |