| Geyser | 1979-06-12 |
|---|---|
| Constant | 1030 |
| Echinus | 1022, 1436 |
| Little Whirligig | 1230 ie |
| Veteran | 0956 maj |
| Values for Old Faithful Area | 1979-06-12 |
|---|---|
| Astronomical Twilight Begin | 03:11 |
| Nautical Twilight Begin | 04:13 |
| Civil Twilight Begin | 05:01 |
| Sunrise | 05:38 |
| Sunset | 21:07 |
| Civil Twilight End | 21:44 |
| Nautical Twilight End | 22:32 |
| Astronomical Twilight End | 23:34 |
| Moon Illumination | 95.88% |