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Individual Calculations June 2023 |
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| Qiu, Laurie Total change: 62.80 | |   |
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| 2023 Spring Tuesday Night Marathon - 2000 and over Rounds 4-7 | San Francisco, CA | USA | 2023-03-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1874 | 1572 | 1.00 | 1 | 0.85 | 40 | 34.00 | |
|  Sanguinetti, George A | | | 1874 | USA | 1.00 | 1 | 0.85 | 40 | 34.00 | |
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) | | | | 2023 Summer Tuesday Night Marathon - 2000 and over Rounds 1-4 | San Francisco, CA | USA | 2023-05-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1745 | 1577 | 1.00 | 1 | 0.72 | 40 | 28.80 | |
|  Ivanenko, Anthony Vladimir | | | 1745 | USA | 1.00 | 1 | 0.72 | 40 | 28.80 | |
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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