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Individual Calculations March 2018 |
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| Peng, Sarah Total change: -74.00 | |   |
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| 2018 Oakville Winter Open U2100 | Oakville | CAN | 2018-02-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1663 | 1786 | 1.00 | 5 | -2.33 | 40 | -93.20 | |
|  Huang, Youhe | | | 1595 | CAN | 0.00 | 1 | -0.75 | 40 | -30.00 | |  Feng, Richard | | | 1686 | CAN | 0.00 | 1 | -0.64 | 40 | -25.60 | | | Zhou, Joey (junhe) | | | 1606 | CAN | 1.00 | 1 | 0.26 | 40 | 10.40 | | | Liao, Joseph | | | 1632 | CAN | 0.00 | 1 | -0.71 | 40 | -28.40 | | | Zhao, Jeffrey Renfei | | | 1795 | CAN | 0.00 | 1 | -0.49 | 40 | -19.60 | |
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) | | | | 2018 Ontario Girls U19 Championship Susan Polgar Foundation Girls Invitational Qualifier | Mississauga | CAN | 2018-02-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1678 | 1786 | 3.00 | 4 | 0.48 | 40 | 19.20 | |
| | Gao, Lucy | | | 1386 * | CAN | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Tao, Ellen | | | 1585 | CAN | 1.00 | 1 | 0.24 | 40 | 9.60 | | | Demchenko, Svitlana | | wf | 2114 | CAN | 0.00 | 1 | -0.13 | 40 | -5.20 | | | He, Emma | | wf | 1627 | CAN | 1.00 | 1 | 0.29 | 40 | 11.60 | | | * 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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