| Values for Old Faithful Area | 2002-03-13 |
|---|---|
| Astronomical Twilight Begin | 05:01 |
| Nautical Twilight Begin | 05:36 |
| Civil Twilight Begin | 06:09 |
| Sunrise | 06:38 |
| Sunset | 18:26 |
| Civil Twilight End | 18:55 |
| Nautical Twilight End | 19:29 |
| Astronomical Twilight End | 20:03 |
| Moon Illumination | 0.57% |