Individual Calculations September 2023 |
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Dutter, Fredrick Total change: 9.20 | | |
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WIM Ruth Haring Memorial Tuesday Night Marathon - 1600 to 1999 Round 1-3 | San Francisco, CA | USA | 2023-07-11 |
Rc | Ro | w | n | change | K | K*chg | Game |
1514 | 1574 | 2.00 | 3 | 0.26 | 20 | 5.20 | |
| Uzakbaev, Nursultan | | | 1459 | USA | 1.00 | 1 | 0.34 | 20 | 6.80 | | Faulkner, Charles | | | 1421 | USA | 1.00 | 1 | 0.30 | 20 | 6.00 | | Kingma, Karl | | | 1663 | USA | 0.00 | 1 | -0.38 | 20 | -7.60 | | 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) | | WIM Ruth Haring Memorial Tuesday Night Marathon - 1600 to 1999 Round 4-7 | San Francisco, CA | USA | 2023-08-01 |
Rc | Ro | w | n | change | K | K*chg | Game |
1517 | 1574 | 2.50 | 4 | 0.20 | 20 | 4.00 | |
| Arivoli, Sadhana | | | 1381 | USA | 0.50 | 1 | -0.25 | 20 | -5.00 | | Gu, Chunhui | | | 1449 | USA | 1.00 | 1 | 0.33 | 20 | 6.60 | | Lamstein, Joshua | | | 1588 | USA | 1.00 | 1 | 0.52 | 20 | 10.40 | | Powers, Christopher | | | 1648 | USA | 0.00 | 1 | -0.40 | 20 | -8.00 | | 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) | |
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