| Geyser | 1990-04-11 |
|---|---|
| No reports yet |
| Values for Old Faithful Area | 1990-04-11 |
|---|---|
| Astronomical Twilight Begin | 05:01 |
| Nautical Twilight Begin | 05:39 |
| Civil Twilight Begin | 06:16 |
| Sunrise | 06:45 |
| Sunset | 20:02 |
| Civil Twilight End | 20:32 |
| Nautical Twilight End | 21:08 |
| Astronomical Twilight End | 21:47 |
| Moon Illumination | 98.85% |