| Geyser | 1989-04-16 |
|---|---|
| No reports yet |
| Values for Old Faithful Area | 1989-04-16 |
|---|---|
| Astronomical Twilight Begin | 04:50 |
| Nautical Twilight Begin | 05:29 |
| Civil Twilight Begin | 06:06 |
| Sunrise | 06:36 |
| Sunset | 20:09 |
| Civil Twilight End | 20:39 |
| Nautical Twilight End | 21:16 |
| Astronomical Twilight End | 21:55 |
| Moon Illumination | 79.95% |