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Individual Calculations September 2022 |
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| Clark, Drew H Total change: -58.00 | |   |
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| 2nd Peter Grey Memorial Tuesday Night Marathon - u1800 Round 4-7 | San Francisco, California | USA | 2022-08-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1524 | 1510 | 0.00 | 3 | -1.45 | 40 | -58.00 | |
|  Starr, Albert Martin | | | 1451 | USA | 0.00 | 1 | -0.58 | 40 | -23.20 | |  Barreyro, Romeo Belmes | | | 1614 | USA | 0.00 | 1 | -0.36 | 40 | -14.40 | | | Chan, John | | | 1506 | USA | 0.00 | 1 | -0.51 | 40 | -20.40 | |
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) | | |
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