| Geyser | 1976-02-10 |
|---|---|
| Beehive | 0954 |
| Castle | 0903 ie, 1800 |
| Depression | 0937 |
| Dome | 0000-2359 |
| Old Faithful | 0834 long, 0951 long, 1048 long, 1159 short, 1256 long, 1414 short, 1521 long |
| Values for Old Faithful Area | 1976-02-10 |
|---|---|
| Astronomical Twilight Begin | 05:52 |
| Nautical Twilight Begin | 06:26 |
| Civil Twilight Begin | 07:00 |
| Sunrise | 07:31 |
| Sunset | 17:44 |
| Civil Twilight End | 18:14 |
| Nautical Twilight End | 18:48 |
| Astronomical Twilight End | 19:22 |
| Moon Illumination | 68.1% |