| Values for Old Faithful Area | 2025-03-19 | 2025-03-20 |
|---|---|---|
| Astronomical Twilight Begin | 05:49 | 05:47 |
| Nautical Twilight Begin | 06:24 | 06:22 |
| Civil Twilight Begin | 06:58 | 06:56 |
| Sunrise | 07:26 | 07:25 |
| Sunset | 19:34 | 19:36 |
| Civil Twilight End | 20:03 | 20:04 |
| Nautical Twilight End | 20:37 | 20:39 |
| Astronomical Twilight End | 21:12 | 21:13 |
| Moon Illumination | 79.25% | 71.04% |