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Individual Calculations September 2022 |
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| Zhang, Roger Total change: -11.20 | |   |
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| Marshall Premier August 2022 | New York, NY | USA | 2022-08-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1988 | 2018 | 2.00 | 4 | -0.29 | 40 | -11.60 | |
|  Zhu, Jenny | | | 1851 | USA | 1.00 | 1 | 0.28 | 40 | 11.20 | |  Khamrakulov, Djurabek | g | | 2499 | UZB | 0.00 | 1 | -0.05 | 40 | -2.00 | | | Nasta, Kiren | | | 1682 | USA | 0.00 | 1 | -0.88 | 40 | -35.20 | | | Mottola, Max | | | 1918 | USA | 1.00 | 1 | 0.36 | 40 | 14.40 | |
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) | | | | 2022 NAYCC U16 Open | Calgary | CAN | 2022-08-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1964 | 2018 | 4.50 | 8 | 0.01 | 40 | 0.40 | |
| | Xu, Andrew | | | 1681 | CAN | 1.00 | 1 | 0.12 | 40 | 4.80 | | | Xie, Bryan | c | | 2157 | USA | 0.50 | 1 | 0.19 | 40 | 7.60 | | | Rama, Tejas | | | 2066 | USA | 0.00 | 1 | -0.43 | 40 | -17.20 | | | Windram, James | | | 1900 | CAN | 0.50 | 1 | -0.16 | 40 | -6.40 | | | Rusonik, Max | c | | 2209 | CAN | 0.00 | 1 | -0.25 | 40 | -10.00 | | | Guipi Bopala Prince Eric, Jr | | | 1796 | CAN | 1.00 | 1 | 0.22 | 40 | 8.80 | | | Wang, Paul | | | 2008 | CAN | 0.50 | 1 | -0.01 | 40 | -0.40 | | | Guo, Andrew | | | 1893 | USA | 1.00 | 1 | 0.33 | 40 | 13.20 | |
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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