| Geyser | 1965-09-07 |
|---|---|
| Blue | 1131 |
| Echinus | 0824, 0950, 1113, 1237, 1527 |
| Little Whirligig | 1800 |
| Steamboat | 1800 |
| Values for Old Faithful Area | 1965-09-07 |
|---|---|
| Astronomical Twilight Begin | 05:11 |
| Nautical Twilight Begin | 05:48 |
| Civil Twilight Begin | 06:23 |
| Sunrise | 06:53 |
| Sunset | 19:49 |
| Civil Twilight End | 20:18 |
| Nautical Twilight End | 20:54 |
| Astronomical Twilight End | 21:31 |
| Moon Illumination | 87.59% |