| Geyser | 1965-07-25 |
|---|---|
| Echinus | 0825, 0935, 1041, 1201, 1435, 1550 |
| Ledge | 0855 |
| Little Whirligig | 1259 ie |
| Values for Old Faithful Area | 1965-07-25 |
|---|---|
| Astronomical Twilight Begin | 03:53 |
| Nautical Twilight Begin | 04:45 |
| Civil Twilight Begin | 05:28 |
| Sunrise | 06:02 |
| Sunset | 20:56 |
| Civil Twilight End | 21:30 |
| Nautical Twilight End | 22:14 |
| Astronomical Twilight End | 23:05 |
| Moon Illumination | 14.95% |