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Individual Calculations May 2020 |
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| Song, Warren Total change: 3.20 | |   |
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| 2020 St George Club Championship Division 2 Rounds 1-3 | Sydney | AUS | 2020-02-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1616 | 1698 | 2.00 | 3 | 0.16 | 20 | 3.20 | |
|  Wu, Celina (yijia) | | | 1567 | AUS | 0.50 | 1 | -0.18 | 20 | -3.60 | |  Morgan, George | | | 1683 | AUS | 1.00 | 1 | 0.48 | 20 | 9.60 | | | Allison, Brian C | | | 1598 | AUS | 0.50 | 1 | -0.14 | 20 | -2.80 | |
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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