Ptolemy may have developed an erroneous picture of the planetary system, but the system of trigonometry he worked out to help him with his calculations remains correct forever.
| Game | Time | WPM | Accuracy |
|---|---|---|---|
| 3540 | 2019-10-17 16:57:33 | 50.29 | 93% |
| 3193 | 2019-09-30 22:42:26 | 62.01 | 98% |