| Values for Old Faithful Area | 2025-04-05 | 2025-04-06 |
|---|---|---|
| Astronomical Twilight Begin | 05:13 | 05:11 |
| Nautical Twilight Begin | 05:50 | 05:48 |
| Civil Twilight Begin | 06:26 | 06:24 |
| Sunrise | 06:55 | 06:53 |
| Sunset | 19:55 | 19:57 |
| Civil Twilight End | 20:25 | 20:26 |
| Nautical Twilight End | 21:00 | 21:02 |
| Astronomical Twilight End | 21:38 | 21:39 |
| Moon Illumination | 51.58% | 62.02% |