| Geyser | 1965-08-16 |
|---|---|
| Ebony | 1025, 1648 |
| Echinus | 0814, 0937, 1055, 1216, 1334, 1453, 1614, 1733 |
| Ledge | 1613 |
| Little Whirligig | 1155 ie, 1325 ie |
| Splutter Pot | 1627 |
| Steamboat | 0850 |
| Veteran | 1700 |
| Values for Old Faithful Area | 1965-08-16 |
|---|---|
| Astronomical Twilight Begin | 04:35 |
| Nautical Twilight Begin | 05:17 |
| Civil Twilight Begin | 05:56 |
| Sunrise | 06:27 |
| Sunset | 20:27 |
| Civil Twilight End | 20:58 |
| Nautical Twilight End | 21:37 |
| Astronomical Twilight End | 22:19 |
| Moon Illumination | 86.27% |