| Geyser | 1990-09-11 |
|---|---|
| Constant | 1316 |
| Echinus | 0858 min, 0914, 1107, 1155, 1245 min, 1303 maj, 1445, 1530, 1925 |
| Incline | 1100, 1136, 1150, 1921, 1945 min |
| Little Whirligig | 1343 |
| Vixen | 0925, 1510 |
| Whirligig | 1610 |
| Values for Old Faithful Area | 1990-09-11 |
|---|---|
| Astronomical Twilight Begin | 05:17 |
| Nautical Twilight Begin | 05:53 |
| Civil Twilight Begin | 06:28 |
| Sunrise | 06:57 |
| Sunset | 19:42 |
| Civil Twilight End | 20:11 |
| Nautical Twilight End | 20:46 |
| Astronomical Twilight End | 21:22 |
| Moon Illumination | 57.27% |