| Geyser | 1973-10-29 |
|---|---|
| No reports yet |
| Values for Old Faithful Area | 1973-10-29 |
|---|---|
| Astronomical Twilight Begin | 05:19 |
| Nautical Twilight Begin | 05:52 |
| Civil Twilight Begin | 06:26 |
| Sunrise | 06:56 |
| Sunset | 17:17 |
| Civil Twilight End | 17:47 |
| Nautical Twilight End | 18:21 |
| Astronomical Twilight End | 18:55 |
| Moon Illumination | 9.53% |