| Values for Old Faithful Area | 1971-02-25 |
|---|---|
| Astronomical Twilight Begin | 05:31 |
| Nautical Twilight Begin | 06:04 |
| Civil Twilight Begin | 06:38 |
| Sunrise | 07:07 |
| Sunset | 18:05 |
| Civil Twilight End | 18:34 |
| Nautical Twilight End | 19:08 |
| Astronomical Twilight End | 19:41 |
| Moon Illumination | 0.02% |