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Individual Calculations September 2019 |
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| Zhou, Johnson Zixuan Total change: 24.00 | |   |
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| 2019 Canadian Junior CC U1800 | Toronto | CAN | 2019-08-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1401 | 1285 | 1.50 | 4 | 0.04 | 40 | 1.60 | |
|  Zhuang, Jinrong (winnie) | | | 1408 | CAN | 0.00 | 1 | -0.33 | 40 | -13.20 | |  Lin, Joey | | | 1664 | CAN | 0.00 | 1 | -0.09 | 40 | -3.60 | | | Wang, Andrew Pincong | | | 1124 | CAN | 1.00 | 1 | 0.29 | 40 | 11.60 | | | Zhu, Ricky | | | 1407 | CAN | 0.50 | 1 | 0.17 | 40 | 6.80 | |
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) | | | | 2019 NAYCC U12 Open | Kingston | CAN | 2019-08-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1640 | 1285 | 1.00 | 4 | 0.56 | 40 | 22.40 | |
| | Kevin, Liu | | | 1685 * | CAN | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Thomas, Fini | | | 1550 | USA | 1.00 | 1 | 0.82 | 40 | 32.80 | | | Jed, Sloan | | | 1680 | USA | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Jayden, Xu | | | 1645 | USA | 0.00 | 1 | -0.10 | 40 | -4.00 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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