| Geyser | 1972-01-02 |
|---|---|
| Old Faithful | 1116 short, 1206 long, 1322, 1438 short, 1529 long |
| Values for Old Faithful Area | 1972-01-02 |
|---|---|
| Astronomical Twilight Begin | 06:14 |
| Nautical Twilight Begin | 06:49 |
| Civil Twilight Begin | 07:26 |
| Sunrise | 07:59 |
| Sunset | 16:54 |
| Civil Twilight End | 17:27 |
| Nautical Twilight End | 18:04 |
| Astronomical Twilight End | 18:39 |
| Moon Illumination | 97.47% |