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Individual Calculations October 2021 |
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| Wang, Zhengjn Total change: -34.40 | |   |
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| The 100th Irish Championships 2021 Weekday Open | Dublin | IRL | 2021-08-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1346 | 1630 | 1.50 | 3 | -0.98 | 40 | -39.20 | |
|  Ozarpaci, Mert Can | | | 1346 | TUR | 0.50 | 1 | -0.34 | 40 | -13.60 | |  Fitzpatrick, Kevin | | | 1463 | IRL | 0.00 | 1 | -0.72 | 40 | -28.80 | | | Liu, Wenle | | | 1230 * | IRL | 1.00 | 1 | 0.08 | 40 | 3.20 | | | * 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) | | | | The 100th Irish Championships 2021 Final Weekender | Dublin | IRL | 2021-08-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1444 | 1630 | 3.00 | 4 | 0.12 | 40 | 4.80 | |
| | Hackett, William | | | 1530 | IRL | 1.00 | 1 | 0.36 | 40 | 14.40 | | | Liu, Wenle | | | 1230 * | IRL | 0.00 | 1 | -0.92 | 40 | -36.80 | | | Paibir, Atharva | | | 1428 | IRL | 1.00 | 1 | 0.24 | 40 | 9.60 | | | Harrington, Eoin | | | 1587 | IRL | 1.00 | 1 | 0.44 | 40 | 17.60 | | | * 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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