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Individual Calculations December 2019 |
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| Zhou, Qiyu Total change: 3.40 | |   |
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| 2019 Ivy League Challenge | Toronto | CAN | 2019-11-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2049 | 2213 | 3.00 | 4 | 0.17 | 20 | 3.40 | |
|  Lin, Juntong | | | 1920 | CHN | 1.00 | 1 | 0.15 | 20 | 3.00 | |  Khanna, Nalin | | | 2107 | USA | 0.50 | 1 | -0.14 | 20 | -2.80 | | | Yang, Christopher | | | 2145 | USA | 1.00 | 1 | 0.41 | 20 | 8.20 | | | Zhong, Howard | | | 2024 | USA | 0.50 | 1 | -0.25 | 20 | -5.00 | |
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) | | |
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