| Geyser | 1949-09-25 |
|---|---|
| No reports yet |
| Values for Old Faithful Area | 1949-09-25 |
|---|---|
| Astronomical Twilight Begin | 04:36 |
| Nautical Twilight Begin | 05:11 |
| Civil Twilight Begin | 05:45 |
| Sunrise | 06:13 |
| Sunset | 18:15 |
| Civil Twilight End | 18:44 |
| Nautical Twilight End | 19:18 |
| Astronomical Twilight End | 19:53 |
| Moon Illumination | 11.25% |