| Geyser | 2000-01-14 |
|---|---|
| Grand | 0202 E, 1144 E, 2229 E |
| Great Fountain | 0248 E, 1406 E |
| Lone Pine | 1030 A |
| Values for Old Faithful Area | 2000-01-14 |
|---|---|
| Astronomical Twilight Begin | 06:13 |
| Nautical Twilight Begin | 06:48 |
| Civil Twilight Begin | 07:24 |
| Sunrise | 07:56 |
| Sunset | 17:07 |
| Civil Twilight End | 17:40 |
| Nautical Twilight End | 18:16 |
| Astronomical Twilight End | 18:51 |
| Moon Illumination | 47.15% |