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Individual Calculations August 2023 |
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| Xu, Philip Total change: 18.80 | |   |
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| 2023 Ontario Closed Championship | Toronto | CAN | 2023-06-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1625 | 1522 | 2.00 | 6 | -0.31 | 40 | -12.40 | |
|  Khamidov, Bek | | | 1315 | CAN | 0.50 | 1 | -0.27 | 40 | -10.80 | | | Ning, Eric | | | 1939 | CAN | 0.50 | 1 | 0.43 | 40 | 17.20 | |  Lu, Tony | | | 1728 | CAN | 0.00 | 1 | -0.24 | 40 | -9.60 | | | Oneil, Michael | | | 1579 | CAN | 1.00 | 1 | 0.58 | 40 | 23.20 | | | Moses, Neil | | | 1671 | CAN | 0.00 | 1 | -0.30 | 40 | -12.00 | | | Zhu, Charis | | | 1515 | CAN | 0.00 | 1 | -0.51 | 40 | -20.40 | |
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) | | | | 2023 Canadian Youth Chess Championship - U18 Open | Calgary, Alberta | CAN | 2023-07-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1811 | 1522 | 2.00 | 5 | 0.78 | 40 | 31.20 | |
| | Gao, Raymond | | | 1964 | CAN | 0.00 | 1 | -0.06 | 40 | -2.40 | | | Yim, Justin | | | 1348 | CAN | 1.00 | 1 | 0.27 | 40 | 10.80 | | | Qiu, Peter Yong | | | 1794 | CAN | 1.00 | 1 | 0.83 | 40 | 33.20 | | | Han, Johnathan | f | | 2229 | CAN | 0.00 | 1 | -0.01 | 40 | -0.40 | | | Qiu, Andrew Yu | | | 1719 | CAN | 0.00 | 1 | -0.25 | 40 | -10.00 | |
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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