| Values for Old Faithful Area | 1975-05-22 |
|---|---|
| Astronomical Twilight Begin | 03:36 |
| Nautical Twilight Begin | 04:29 |
| Civil Twilight Begin | 05:14 |
| Sunrise | 05:48 |
| Sunset | 20:50 |
| Civil Twilight End | 21:25 |
| Nautical Twilight End | 22:09 |
| Astronomical Twilight End | 23:02 |
| Moon Illumination | 88.69% |