| Geyser | 1972-02-22 |
|---|---|
| Old Faithful | 1021, 1128, 1242, 1348, 1443, 1558, 1646 |
| Values for Old Faithful Area | 1972-02-22 |
|---|---|
| Astronomical Twilight Begin | 05:36 |
| Nautical Twilight Begin | 06:09 |
| Civil Twilight Begin | 06:43 |
| Sunrise | 07:13 |
| Sunset | 18:00 |
| Civil Twilight End | 18:30 |
| Nautical Twilight End | 19:03 |
| Astronomical Twilight End | 19:37 |
| Moon Illumination | 56.29% |