| Values for Old Faithful Area | 1975-03-04 |
|---|---|
| Astronomical Twilight Begin | 06:19 |
| Nautical Twilight Begin | 06:53 |
| Civil Twilight Begin | 07:26 |
| Sunrise | 07:55 |
| Sunset | 19:14 |
| Civil Twilight End | 19:43 |
| Nautical Twilight End | 20:17 |
| Astronomical Twilight End | 20:50 |
| Moon Illumination | 56.34% |