| Geyser | 1974-06-22 |
|---|---|
| Africa | 1603-1608 |
| Constant | 0946, 1047, 1158, 1252, 1419, 1502, 1555, 1710 |
| Echinus | 0810, 0915, 1042, 1223, 1400, 1525, 1717 |
| Harding | 0855 |
| Ledge | 0700 A, 1613 |
| Little Whirligig | 0840 A, 0941, 1146, 1317, 1518, 1647 |
| Valentine | 1426 |
| Whirligig | 0903, 1108, 1240, 1443, 1612, 1727 |
| Values for Old Faithful Area | 1974-06-22 |
|---|---|
| Astronomical Twilight Begin | 03:09 |
| Nautical Twilight Begin | 04:13 |
| Civil Twilight Begin | 05:01 |
| Sunrise | 05:38 |
| Sunset | 21:11 |
| Civil Twilight End | 21:48 |
| Nautical Twilight End | 22:37 |
| Astronomical Twilight End | 23:40 |
| Moon Illumination | 6.21% |