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Individual Calculations October 2020 |
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| Waugh, Tracy Total change: 17.20 | |   |
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| 2020 Perth Chess Club John Brooke Cup | Perth | AUS | 2020-08-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1469 | 1158 | 1.00 | 4 | 0.43 | 40 | 17.20 | |
|  Lee, Su-Ann | | | 1442 | AUS | 0.00 | 1 | -0.16 | 40 | -6.40 | |  Markou, Victor | | | 1375 | AUS | 1.00 | 1 | 0.78 | 40 | 31.20 | | | Boswarva, Ernest | | | 1554 | AUS | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Brooke, John | | | 1505 | AUS | 0.00 | 1 | -0.11 | 40 | -4.40 | |
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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