| Geyser | 1954-09-14 |
|---|---|
| Constant | 1200 |
| Echinus | 1200 |
| Little Whirligig | 1200 |
| Whirligig | 1200 |
| Values for Old Faithful Area | 1954-09-14 |
|---|---|
| Astronomical Twilight Begin | 04:21 |
| Nautical Twilight Begin | 04:56 |
| Civil Twilight Begin | 05:31 |
| Sunrise | 06:00 |
| Sunset | 18:37 |
| Civil Twilight End | 19:06 |
| Nautical Twilight End | 19:40 |
| Astronomical Twilight End | 20:16 |
| Moon Illumination | 96.99% |