| Geyser | 1972-10-08 |
|---|---|
| Beehive | 1145 |
| Castle | 1445 |
| Depression | 1700 |
| Grand | 1345 |
| Old Faithful | 0843, 0947, 1047, 1209, 1313, 1425, 1538, 1634, 1749, 1858 |
| Values for Old Faithful Area | 1972-10-08 |
|---|---|
| Astronomical Twilight Begin | 05:53 |
| Nautical Twilight Begin | 06:27 |
| Civil Twilight Begin | 07:01 |
| Sunrise | 07:30 |
| Sunset | 18:51 |
| Civil Twilight End | 19:20 |
| Nautical Twilight End | 19:53 |
| Astronomical Twilight End | 20:27 |
| Moon Illumination | 0.8% |