| Geyser | 1965-08-13 |
|---|---|
| Blue | 0757 ie |
| Ebony | 1625 |
| Echinus | 0851, 1012, 1134, 1253, 1415, 1536, 1656 |
| Ledge | 1154 |
| Little Whirligig | 1016, 1300 A |
| Steamboat | 0820-1230 |
| Values for Old Faithful Area | 1965-08-13 |
|---|---|
| Astronomical Twilight Begin | 04:29 |
| Nautical Twilight Begin | 05:13 |
| Civil Twilight Begin | 05:52 |
| Sunrise | 06:23 |
| Sunset | 20:32 |
| Civil Twilight End | 21:03 |
| Nautical Twilight End | 21:43 |
| Astronomical Twilight End | 22:26 |
| Moon Illumination | 99.25% |