| # | Clue | Answer As Given | Value | Round | Category | Air Date | Show |
|---|---|---|---|---|---|---|---|
| Term for the moment when the Sun's "upper limb" disappears below the horizon | sunset | $200 | DJ | ASTRONOMY | 1987-06-15 | #656 | |
| Under ideal conditions the green flash occurs in atmosphere seconds before this evening event | sunset | $200 | DJ | ASTRONOMY | 1987-05-20 | #638 |