| Geyser | 1948-07-04 |
|---|---|
| Morning | 0700 A |
| Values for Old Faithful Area | 1948-07-04 |
|---|---|
| Astronomical Twilight Begin | 02:19 |
| Nautical Twilight Begin | 03:20 |
| Civil Twilight Begin | 04:08 |
| Sunrise | 04:44 |
| Sunset | 20:10 |
| Civil Twilight End | 20:47 |
| Nautical Twilight End | 21:34 |
| Astronomical Twilight End | 22:35 |
| Moon Illumination | 8.89% |