| Values for Old Faithful Area | 1975-03-06 |
|---|---|
| Astronomical Twilight Begin | 06:15 |
| Nautical Twilight Begin | 06:49 |
| Civil Twilight Begin | 07:23 |
| Sunrise | 07:52 |
| Sunset | 19:17 |
| Civil Twilight End | 19:46 |
| Nautical Twilight End | 20:19 |
| Astronomical Twilight End | 20:53 |
| Moon Illumination | 36.2% |