| Geyser | 1988-03-27 |
|---|---|
| No reports yet |
| Values for Old Faithful Area | 1988-03-27 |
|---|---|
| Astronomical Twilight Begin | 04:32 |
| Nautical Twilight Begin | 05:08 |
| Civil Twilight Begin | 05:43 |
| Sunrise | 06:12 |
| Sunset | 18:44 |
| Civil Twilight End | 19:13 |
| Nautical Twilight End | 19:48 |
| Astronomical Twilight End | 20:24 |
| Moon Illumination | 69.53% |