| Geyser | 1975-10-29 |
|---|---|
| Beehive | 1140 ie |
| Old Faithful | 1358 short, 1448 long, 1606 short, 1648 long |
| Values for Old Faithful Area | 1975-10-29 |
|---|---|
| Astronomical Twilight Begin | 05:18 |
| Nautical Twilight Begin | 05:52 |
| Civil Twilight Begin | 06:26 |
| Sunrise | 06:56 |
| Sunset | 17:17 |
| Civil Twilight End | 17:47 |
| Nautical Twilight End | 18:21 |
| Astronomical Twilight End | 18:55 |
| Moon Illumination | 34.77% |