| Geyser | 1991-06-22 |
|---|---|
| Congress Pool | 1200 |
| Echinus | 0930 maj, 1058, 1134, 1235 min, 1245 min, 1340, 1433, 1605, 1635 |
| Hurricane Vent | 1200 |
| Scummy Pool | 1200 |
| Vixen | 1635 |
| Values for Old Faithful Area | 1991-06-22 |
|---|---|
| Astronomical Twilight Begin | 03:09 |
| Nautical Twilight Begin | 04:13 |
| Civil Twilight Begin | 05:02 |
| Sunrise | 05:38 |
| Sunset | 21:11 |
| Civil Twilight End | 21:48 |
| Nautical Twilight End | 22:37 |
| Astronomical Twilight End | 23:40 |
| Moon Illumination | 79.45% |