| Geyser | 1961-05-09 |
|---|---|
| No reports yet |
| Values for Old Faithful Area | 1961-05-09 |
|---|---|
| Astronomical Twilight Begin | 03:01 |
| Nautical Twilight Begin | 03:48 |
| Civil Twilight Begin | 04:29 |
| Sunrise | 05:02 |
| Sunset | 19:36 |
| Civil Twilight End | 20:09 |
| Nautical Twilight End | 20:51 |
| Astronomical Twilight End | 21:38 |
| Moon Illumination | 31.91% |