| Geyser | 1988-04-05 |
|---|---|
| No reports yet |
| Values for Old Faithful Area | 1988-04-05 |
|---|---|
| Astronomical Twilight Begin | 05:13 |
| Nautical Twilight Begin | 05:50 |
| Civil Twilight Begin | 06:26 |
| Sunrise | 06:55 |
| Sunset | 19:55 |
| Civil Twilight End | 20:25 |
| Nautical Twilight End | 21:00 |
| Astronomical Twilight End | 21:38 |
| Moon Illumination | 91.77% |