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Individual Calculations December 2019 |
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| Ombina, Edward P Total change: -6.20 | |   |
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| 2019 Rooty Hill Club Championship Div C | Sydney | AUS | 2019-09-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1583 | 1616 | 3.50 | 7 | -0.31 | 20 | -6.20 | |
|  Rahman, Tanzilur | | | 1573 | AUS | 1.00 | 1 | 0.44 | 20 | 8.80 | |  Rahman, Tarek | | | 1656 | AUS | 0.00 | 1 | -0.44 | 20 | -8.80 | | | Yao, John | | | 1608 | AUS | 0.50 | 1 | -0.01 | 20 | -0.20 | | | Herreros, Bill | | | 1540 | AUS | 1.00 | 1 | 0.40 | 20 | 8.00 | | | Eltakchi, Phillip | | | 1559 | AUS | 0.50 | 1 | -0.08 | 20 | -1.60 | | | Zhao Chen, Winston | | | 1564 | AUS | 0.50 | 1 | -0.07 | 20 | -1.40 | | | Stipic, Steven | | | 1582 | AUS | 0.00 | 1 | -0.55 | 20 | -11.00 | |
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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