ALBEDO
| Date | Clue |
|---|---|
| 2012-09-01 | Reflectivity measure |
| 2012-01-15 | Light reflection ratio |
| 2008-12-25 | Light ratio in astronomy |
| 2007-06-09 | Measure of reflected light |
| 2005-04-27 | Reflecting power of a planet |
| 2001-01-24 | Light reflection ratio |
| Date | Clue |
|---|---|
| 2012-09-01 | Reflectivity measure |
| 2012-01-15 | Light reflection ratio |
| 2008-12-25 | Light ratio in astronomy |
| 2007-06-09 | Measure of reflected light |
| 2005-04-27 | Reflecting power of a planet |
| 2001-01-24 | Light reflection ratio |