| Geyser | 1933-07-08 |
|---|---|
| Ebony | 1230 |
| Valentine | 1620 |
| Values for Old Faithful Area | 1933-07-08 |
|---|---|
| Astronomical Twilight Begin | 02:24 |
| Nautical Twilight Begin | 03:23 |
| Civil Twilight Begin | 04:10 |
| Sunrise | 04:46 |
| Sunset | 20:09 |
| Civil Twilight End | 20:45 |
| Nautical Twilight End | 21:32 |
| Astronomical Twilight End | 22:32 |
| Moon Illumination | 99.07% |