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Individual Calculations June 2023 |
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| Chan, John Total change: 12.80 | |   |
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| 2023 Spring Tuesday Night Marathon - Under 1600 Rounds 4-7 | San Francisco, CA | USA | 2023-03-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1401 | 1469 | 2.00 | 2 | 0.82 | 20 | 16.40 | |
|  Brickhouse, Christian | | | 1460 | USA | 1.00 | 1 | 0.49 | 20 | 9.80 | |  Fitzgerald, William | | | 1342 | USA | 1.00 | 1 | 0.33 | 20 | 6.60 | |
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 - 1600-1999 Rounds 1-4 | San Francisco, CA | USA | 2023-05-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1552 | 1473 | 1.00 | 3 | -0.18 | 20 | -3.60 | |
| | Lamstein, Josh | | | 1584 | USA | 0.00 | 1 | -0.35 | 20 | -7.00 | | | Gu, Chunhui | | | 1434 | USA | 1.00 | 1 | 0.45 | 20 | 9.00 | | | Powers, Christopher | | | 1638 | USA | 0.00 | 1 | -0.28 | 20 | -5.60 | |
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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