| Geyser | 1972-10-18 |
|---|---|
| Beehive | 1331 |
| Old Faithful | 0849, 1003, 1106, 1206, 1314, 1430, 1536, 1640, 1742 |
| Values for Old Faithful Area | 1972-10-18 |
|---|---|
| Astronomical Twilight Begin | 06:06 |
| Nautical Twilight Begin | 06:39 |
| Civil Twilight Begin | 07:13 |
| Sunrise | 07:42 |
| Sunset | 18:33 |
| Civil Twilight End | 19:03 |
| Nautical Twilight End | 19:37 |
| Astronomical Twilight End | 20:10 |
| Moon Illumination | 76.69% |