| Geyser | 1979-06-14 |
|---|---|
| Constant | 0815 |
| Dark Cavern | 1500, 1535 |
| Echinus | 0845 ie, 1104, 1214, 1553 maj |
| Little Whirligig | 0930, 1515 |
| Whirligig | 1545 |
| Values for Old Faithful Area | 1979-06-14 |
|---|---|
| Astronomical Twilight Begin | 03:10 |
| Nautical Twilight Begin | 04:12 |
| Civil Twilight Begin | 05:01 |
| Sunrise | 05:37 |
| Sunset | 21:08 |
| Civil Twilight End | 21:45 |
| Nautical Twilight End | 22:34 |
| Astronomical Twilight End | 23:36 |
| Moon Illumination | 81.75% |