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Individual Calculations January 2020 |
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| Xu, Alex Total change: -40.40 | |   |
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| 2019 Hart House Holidays Open U1900 | Toronto | CAN | 2019-12-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1413 | 1510 | 1.50 | 4 | -1.01 | 40 | -40.40 | |
|  Sharpe, Michael D. | | | 1544 | CAN | 0.50 | 1 | 0.05 | 40 | 2.00 | |  Gao, Lucy | | | 1349 | CAN | 0.00 | 1 | -0.71 | 40 | -28.40 | | | Gao, William Zhimao | | | 1424 | CAN | 0.00 | 1 | -0.62 | 40 | -24.80 | | | Qiu, James | | | 1336 | CAN | 1.00 | 1 | 0.27 | 40 | 10.80 | |
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) | | |
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