| Geyser | 1985-08-07 |
|---|---|
| Bear Den | 1441 |
| Blue | 1300 A |
| Constant | 1342, 1520, 1649:30, 1842:30 |
| Echinus | 1054, 1157, 1258, 1350, 1451, 1800 |
| Fireball | 1650, 1845 |
| Ledge | 1800 |
| Porkchop | 1800 |
| Splutter Pot | 1803, 1809, 1814, 1820, 1825, 1830, 1836, 1841, 1851, 1857, 1902, 1907, 1912, 1917, 1920, 1931 |
| Steamvalve Spring | 0843, 1210, 1533, 1857 |
| Vixen | 1139:00, 1313, 1442, 1618, 1800 |
| Whirligig | 1421, 1648, 1917 |
| Values for Old Faithful Area | 1985-08-07 |
|---|---|
| Astronomical Twilight Begin | 04:18 |
| Nautical Twilight Begin | 05:04 |
| Civil Twilight Begin | 05:44 |
| Sunrise | 06:17 |
| Sunset | 20:40 |
| Civil Twilight End | 21:13 |
| Nautical Twilight End | 21:53 |
| Astronomical Twilight End | 22:39 |
| Moon Illumination | 64.22% |