| Geyser | 1965-08-19 |
|---|---|
| Echinus | 0805, 0910, 1015, 1119, 1221, 1323, 1422, 1522, 1618 |
| Ledge | 0000 A, 0800 |
| Little Whirligig | 1550 ie |
| Steamboat | 0830-1215 |
| Values for Old Faithful Area | 1965-08-19 |
|---|---|
| Astronomical Twilight Begin | 04:40 |
| Nautical Twilight Begin | 05:21 |
| Civil Twilight Begin | 05:59 |
| Sunrise | 06:30 |
| Sunset | 20:22 |
| Civil Twilight End | 20:53 |
| Nautical Twilight End | 21:31 |
| Astronomical Twilight End | 22:13 |
| Moon Illumination | 59.76% |