| Geyser | 1964-10-05 |
|---|---|
| Arsenic | 1800 |
| Colloidal Pool | 1800 |
| Emerald Spring | 1800 |
| Fireball | 1800 |
| Hurricane Vent | 1530-1630 |
| Pinto | 1800 |
| Pinwheel | 1800 |
| Steamboat | 1640-1710 |
| Sunday | 1800 |
| Whirligig | 1800 |
| Values for Old Faithful Area | 1964-10-05 |
|---|---|
| Astronomical Twilight Begin | 04:49 |
| Nautical Twilight Begin | 05:23 |
| Civil Twilight Begin | 05:57 |
| Sunrise | 06:26 |
| Sunset | 17:56 |
| Civil Twilight End | 18:25 |
| Nautical Twilight End | 18:59 |
| Astronomical Twilight End | 19:33 |
| Moon Illumination | 0.17% |