| Geyser | 1933-08-24 |
|---|---|
| Ebony | 1325 |
| Valentine | 1525 |
| Whirligig | 0750, 0920, 1035, 1200, 1325, 1505, 1610 |
| Values for Old Faithful Area | 1933-08-24 |
|---|---|
| Astronomical Twilight Begin | 03:48 |
| Nautical Twilight Begin | 04:28 |
| Civil Twilight Begin | 05:05 |
| Sunrise | 05:36 |
| Sunset | 19:14 |
| Civil Twilight End | 19:45 |
| Nautical Twilight End | 20:22 |
| Astronomical Twilight End | 21:02 |
| Moon Illumination | 10.08% |