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Individual Calculations January 2023 |
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| Leung, Wah Sing (joseph) Total change: -10.80 | |   |
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| 2022 Holidays Open - U1900 | Toronto | CAN | 2022-12-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1415 | 1464 | 2.00 | 4 | -0.27 | 40 | -10.80 | |
|  Armstrong, Robert J. | | | 1460 | CAN | 1.00 | 1 | 0.49 | 40 | 19.60 | |  Surya, Dania | | | 1319 | CAN | 0.50 | 1 | -0.19 | 40 | -7.60 | | | Zhong, Ryan Yunhui | | | 1445 | CAN | 0.00 | 1 | -0.53 | 40 | -21.20 | | | Kwan, Toy Chack | | | 1436 | CAN | 0.50 | 1 | -0.04 | 40 | -1.60 | |
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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