| Geyser | 1940-05-19 |
|---|---|
| No reports yet |
| Values for Old Faithful Area | 1940-05-19 |
|---|---|
| Astronomical Twilight Begin | 02:41 |
| Nautical Twilight Begin | 03:33 |
| Civil Twilight Begin | 04:16 |
| Sunrise | 04:51 |
| Sunset | 19:48 |
| Civil Twilight End | 20:22 |
| Nautical Twilight End | 21:06 |
| Astronomical Twilight End | 21:57 |
| Moon Illumination | 92.98% |