| Geyser | 1972-01-08 |
|---|---|
| Old Faithful | 1002 long, 1108 short, 1200 long, 1312 short, 1358 long, 1518 long, 1627 short |
| Values for Old Faithful Area | 1972-01-08 |
|---|---|
| Astronomical Twilight Begin | 06:14 |
| Nautical Twilight Begin | 06:49 |
| Civil Twilight Begin | 07:26 |
| Sunrise | 07:59 |
| Sunset | 17:00 |
| Civil Twilight End | 17:33 |
| Nautical Twilight End | 18:09 |
| Astronomical Twilight End | 18:44 |
| Moon Illumination | 52.57% |