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Individual Calculations December 2019 |
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| Chen, Aidan Total change: 19.20 | |   |
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| 2019 Washington Challenger's Cup | Seattle, WA | USA | 2019-10-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1691 | 1700 | 1.50 | 2 | 0.48 | 40 | 19.20 | |
|  Liu, Nathan | | | 1575 | USA | 1.00 | 1 | 0.33 | 40 | 13.20 | |  Casey, Garrett | | | 1807 | USA | 0.50 | 1 | 0.15 | 40 | 6.00 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | |
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