| Geyser | 1980-06-14 |
|---|---|
| Arsenic | 1452 ie |
| Bear Den | 1843 |
| Echinus | 1042, 1207, 1355, 1546, 1623, 1737, 1810 |
| Values for Old Faithful Area | 1980-06-14 |
|---|---|
| Astronomical Twilight Begin | 03:10 |
| Nautical Twilight Begin | 04:12 |
| Civil Twilight Begin | 05:01 |
| Sunrise | 05:37 |
| Sunset | 21:09 |
| Civil Twilight End | 21:46 |
| Nautical Twilight End | 22:34 |
| Astronomical Twilight End | 23:37 |
| Moon Illumination | 2.36% |