| Values for Old Faithful Area | 1975-03-14 |
|---|---|
| Astronomical Twilight Begin | 06:00 |
| Nautical Twilight Begin | 06:35 |
| Civil Twilight Begin | 07:08 |
| Sunrise | 07:37 |
| Sunset | 19:27 |
| Civil Twilight End | 19:56 |
| Nautical Twilight End | 20:30 |
| Astronomical Twilight End | 21:04 |
| Moon Illumination | 1.43% |