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Individual Calculations June 2021 |
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| Massam, Justin Total change: -31.20 | |   |
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| 2021 Perth Club Championship | Perth | AUS | 2021-03-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1696 | 1569 | 1.00 | 5 | -0.78 | 40 | -31.20 | |
|  Maggs, Derwent | | | 1969 * | AUS | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Tomic, Nedeljko | | | 1651 | AUS | 0.00 | 1 | -0.39 | 40 | -15.60 | | | Boswarva, Ernest | | | 1548 | AUS | 1.00 | 1 | 0.47 | 40 | 18.80 | | | Simonds, Marcus | | | 1545 | AUS | 0.00 | 1 | -0.53 | 40 | -21.20 | | | Doshi, Chirag | | | 1766 | NZL | 0.00 | 1 | -0.25 | 40 | -10.00 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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