| Geyser | 1972-10-26 |
|---|---|
| Old Faithful | 0904, 0947, 1103, 1159, 1309, 1407, 1520, 1632 |
| Values for Old Faithful Area | 1972-10-26 |
|---|---|
| Astronomical Twilight Begin | 06:15 |
| Nautical Twilight Begin | 06:49 |
| Civil Twilight Begin | 07:23 |
| Sunrise | 07:53 |
| Sunset | 18:21 |
| Civil Twilight End | 18:51 |
| Nautical Twilight End | 19:25 |
| Astronomical Twilight End | 19:58 |
| Moon Illumination | 81.06% |