| Geyser | 1979-06-28 |
|---|---|
| Constant | 1145 |
| Echinus | 0803 maj, 0945, 1055, 1205, 1322 |
| Little Whirligig | 1145 ie |
| Veteran | 1225 maj |
| Values for Old Faithful Area | 1979-06-28 |
|---|---|
| Astronomical Twilight Begin | 03:13 |
| Nautical Twilight Begin | 04:15 |
| Civil Twilight Begin | 05:04 |
| Sunrise | 05:40 |
| Sunset | 21:12 |
| Civil Twilight End | 21:48 |
| Nautical Twilight End | 22:37 |
| Astronomical Twilight End | 23:39 |
| Moon Illumination | 12.92% |