| Values for Old Faithful Area | 1975-10-05 |
|---|---|
| Astronomical Twilight Begin | 05:49 |
| Nautical Twilight Begin | 06:23 |
| Civil Twilight Begin | 06:56 |
| Sunrise | 07:25 |
| Sunset | 18:58 |
| Civil Twilight End | 19:26 |
| Nautical Twilight End | 20:00 |
| Astronomical Twilight End | 20:34 |
| Moon Illumination | 0.01% |