Pitch drop experiment University of Queensland experimen Timeline

| Date_ | Event | Duration_months | Duration_years_ |
|---|---|---|---|
| 1927 | Experiment set up |  |  |
| 1930 | The stem was cut |  |  |
| December 1938 | 1st drop fell | 96–107 | 8.0–8.9 |
| February 1947 | 2nd drop fell | 99 | 8.2 |
| April 1954 | 3rd drop fell | 86 | 7.2 |
| May 1962 | 4th drop fell | 97 | 8.1 |
| August 1970 | 5th drop fell | 99 | 8.3 |
| April 1979 | 6th drop fell | 104 | 8.7 |
| July 1988 | 7th drop fell | 111 | 9.2 |
| 28 November 2000 | 8th drop fell | 148 | 12.3 |