| Geyser | 1972-10-30 |
|---|---|
| Lion | 0950, 1129 |
| Old Faithful | 0846, 0959, 1047, 1156, 1300, 1417, 1506, 1626, 1709 |
| Values for Old Faithful Area | 1972-10-30 |
|---|---|
| Astronomical Twilight Begin | 05:20 |
| Nautical Twilight Begin | 05:54 |
| Civil Twilight Begin | 06:28 |
| Sunrise | 06:58 |
| Sunset | 17:15 |
| Civil Twilight End | 17:45 |
| Nautical Twilight End | 18:19 |
| Astronomical Twilight End | 18:53 |
| Moon Illumination | 38.52% |