| Geyser | 1962-10-19 |
|---|---|
| Vent | 0000 A |
| Values for Old Faithful Area | 1962-10-19 |
|---|---|
| Astronomical Twilight Begin | 05:06 |
| Nautical Twilight Begin | 05:40 |
| Civil Twilight Begin | 06:14 |
| Sunrise | 06:43 |
| Sunset | 17:33 |
| Civil Twilight End | 18:02 |
| Nautical Twilight End | 18:36 |
| Astronomical Twilight End | 19:10 |
| Moon Illumination | 61.19% |