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Individual Calculations March 2019 |
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| Zhao, Jeffrey R. Total change: -24.40 | |   |
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| 2019 Jack Frost Swiss 1800plus | Scarborough | CAN | 2019-01-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1731 | 1877 | 3.50 | 5 | 0.12 | 40 | 4.80 | |
|  Zheng, Kevin | | | 1648 | CAN | 0.00 | 1 | -0.79 | 40 | -31.60 | |  Southam, David | | | 2005 | CAN | 1.00 | 1 | 0.67 | 40 | 26.80 | | | Gao, Raymond | | | 1793 | CAN | 1.00 | 1 | 0.38 | 40 | 15.20 | | | Uthayakumar, Ronan | | | 1522 | CAN | 1.00 | 1 | 0.11 | 40 | 4.40 | | | Mao, Fengxi | | | 1688 | CAN | 0.50 | 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) | | | | 2019 Hart House Reading Week Open U2200 | Toronto | CAN | 2019-02-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1789 | 1887 | 3.00 | 6 | -0.73 | 40 | -29.20 | |
| | Van Rooy, Jake | | | 1858 | CAN | 1.00 | 1 | 0.46 | 40 | 18.40 | | | Bui, Alan | | | 1574 | CAN | 1.00 | 1 | 0.14 | 40 | 5.60 | | | Ning, Eric | | | 1820 | CAN | 0.00 | 1 | -0.59 | 40 | -23.60 | | | Calvelo, Jelvis | | | 1893 | PHI | 0.00 | 1 | -0.49 | 40 | -19.60 | | | Xu, Eddie | | | 1704 | CAN | 1.00 | 1 | 0.26 | 40 | 10.40 | | | Miller, Rachel | c | wf | 1883 | JAM | 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) | | |
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