| Geyser | 1983-05-30 |
|---|---|
| Bear Den | 1800 |
| Echinus | 1542, 1628 maj, 1800 |
| Steamvalve Spring | 1724 ie |
| Sunday | 1800 |
| Whirligig | 0845, 1921 |
| Values for Old Faithful Area | 1983-05-30 |
|---|---|
| Astronomical Twilight Begin | 03:24 |
| Nautical Twilight Begin | 04:21 |
| Civil Twilight Begin | 05:07 |
| Sunrise | 05:42 |
| Sunset | 20:58 |
| Civil Twilight End | 21:34 |
| Nautical Twilight End | 22:20 |
| Astronomical Twilight End | 23:17 |
| Moon Illumination | 88.63% |