| Geyser | 1970-09-10 |
|---|---|
| Dark Cavern | 1045, 1400 |
| Echinus | 1105, 1300, 1356, 1630 |
| Vixen | 1315 ie maj |
| Values for Old Faithful Area | 1970-09-10 |
|---|---|
| Astronomical Twilight Begin | 05:15 |
| Nautical Twilight Begin | 05:51 |
| Civil Twilight Begin | 06:26 |
| Sunrise | 06:56 |
| Sunset | 19:44 |
| Civil Twilight End | 20:13 |
| Nautical Twilight End | 20:48 |
| Astronomical Twilight End | 21:25 |
| Moon Illumination | 65.51% |