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Individual Calculations August 2023 |
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| Duckworth, Terry Total change: -2.40 | |   |
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| 2023 Rooty Hill Club Championship Division B Rounds 4-5 plus postponed | Sydney | AUS | 2023-07-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1461 | 1503 | 1.00 | 2 | -0.12 | 20 | -2.40 | |
|  De Villiers, Jean | | | 1380 | AUS | 1.00 | 1 | 0.33 | 20 | 6.60 | |  Yao, John | | | 1541 | AUS | 0.00 | 1 | -0.45 | 20 | -9.00 | |
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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