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Individual Calculations August 2021 |
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| Macfarlane, John D Total change: 3.40 | |   |
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| 2021 Ford-Greenwood Seniors Open | Sydney | AUS | 2021-05-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1631 | 1605 | 2.50 | 5 | 0.17 | 20 | 3.40 | |
|  Beeh, Tom | | | 1479 | AUS | 1.00 | 1 | 0.33 | 20 | 6.60 | |  Sirkka, Pertti T | | | 1781 | AUS | 1.00 | 1 | 0.73 | 20 | 14.60 | | | Garner, Stephen J | | | 1712 | AUS | 0.50 | 1 | 0.15 | 20 | 3.00 | | | Armstrong, Gary | | | 1664 | AUS | 0.00 | 1 | -0.42 | 20 | -8.40 | | | Stern, David | | | 1517 | AUS | 0.00 | 1 | -0.62 | 20 | -12.40 | |
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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