| Geyser | 1940-10-23 |
|---|---|
| No reports yet |
| Values for Old Faithful Area | 1940-10-23 |
|---|---|
| Astronomical Twilight Begin | 05:11 |
| Nautical Twilight Begin | 05:45 |
| Civil Twilight Begin | 06:19 |
| Sunrise | 06:49 |
| Sunset | 17:26 |
| Civil Twilight End | 17:55 |
| Nautical Twilight End | 18:29 |
| Astronomical Twilight End | 19:03 |
| Moon Illumination | 60.14% |