| Geyser | 1972-10-17 |
|---|---|
| Beehive | 1514 |
| Lion | 1505, 1703 |
| Old Faithful | 0914, 1002, 1114, 1201, 1322, 1406, 1525, 1613, 1730 |
| Values for Old Faithful Area | 1972-10-17 |
|---|---|
| Astronomical Twilight Begin | 06:04 |
| Nautical Twilight Begin | 06:38 |
| Civil Twilight Begin | 07:12 |
| Sunrise | 07:41 |
| Sunset | 18:35 |
| Civil Twilight End | 19:04 |
| Nautical Twilight End | 19:38 |
| Astronomical Twilight End | 20:12 |
| Moon Illumination | 67.17% |