| Geyser | 1965-08-27 |
|---|---|
| Ebony | 1755 |
| Echinus | 0818 A, 1103, 1226, 1349, 1512, 1636, 1939 |
| Ledge | 1330, 2030 |
| Little Whirligig | 1050 ie, 1705 ie |
| Steamboat | 1800 |
| Values for Old Faithful Area | 1965-08-27 |
|---|---|
| Astronomical Twilight Begin | 04:53 |
| Nautical Twilight Begin | 05:33 |
| Civil Twilight Begin | 06:09 |
| Sunrise | 06:40 |
| Sunset | 20:09 |
| Civil Twilight End | 20:39 |
| Nautical Twilight End | 21:16 |
| Astronomical Twilight End | 21:55 |
| Moon Illumination | 0.33% |