| Geyser | 1989-09-13 |
|---|---|
| Echinus | 1012, 1050, 1125, 1205, 1250 maj, 1415, 1445, 1529, 1558, 1630 |
| Fireball | 1120, 1333, 1534 |
| Porkchop | 1800 |
| Scummy Pool | 1440 |
| Vixen | 1407 |
| Whirligig | 1045, 1129, 1303, 1348, 1432, 1546 |
| Values for Old Faithful Area | 1989-09-13 |
|---|---|
| Astronomical Twilight Begin | 05:20 |
| Nautical Twilight Begin | 05:56 |
| Civil Twilight Begin | 06:31 |
| Sunrise | 07:00 |
| Sunset | 19:37 |
| Civil Twilight End | 20:07 |
| Nautical Twilight End | 20:41 |
| Astronomical Twilight End | 21:17 |
| Moon Illumination | 92.97% |