| Geyser | 1982-08-29 |
|---|---|
| Arsenic | 1606 |
| Echinus | 0656, 0731, 0807, 0841, 0917, 0949, 1014, 1057, 1130, 1203, 1242, 1322, 1356, 1434, 1513, 1553 |
| Giantess | 0058 |
| Steamboat | 0846 |
| Values for Old Faithful Area | 1982-08-29 |
|---|---|
| Astronomical Twilight Begin | 04:57 |
| Nautical Twilight Begin | 05:35 |
| Civil Twilight Begin | 06:12 |
| Sunrise | 06:42 |
| Sunset | 20:05 |
| Civil Twilight End | 20:36 |
| Nautical Twilight End | 21:12 |
| Astronomical Twilight End | 21:51 |
| Moon Illumination | 75.66% |