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Individual Calculations January 2020 |
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| Qiao, Joey Total change: -18.00 | |   |
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| 2019 Hart House Holidays Open U2200 | Toronto | CAN | 2019-12-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1716 | 1608 | 1.00 | 4 | -0.45 | 40 | -18.00 | |
|  Zhao, Jeffrey Renfei | | | 1770 | CAN | 0.00 | 1 | -0.29 | 40 | -11.60 | |  Yuen, Noah Nathaniel | | | 1653 | CAN | 0.00 | 1 | -0.44 | 40 | -17.60 | | | Jeyakumar, Bhavatharshan | | | 1609 | CAN | 1.00 | 1 | 0.50 | 40 | 20.00 | | | Gao, Raymond | | | 1830 | CAN | 0.00 | 1 | -0.22 | 40 | -8.80 | |
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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