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Individual Calculations July 2019 |
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| Chai, Kang Total change: 7.00 | |   |
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| 2019 Chess Excellence Open | Melbourne | AUS | 2019-05-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1503 | 1637 | 4.00 | 6 | 0.10 | 20 | 2.00 | |
|  Pearl, Oliver | | | 1237 * | AUS | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Narenthran, Tharmaratnam | c | | 1782 | AUS | 0.00 | 1 | -0.31 | 20 | -6.20 | | | Chang, Sophie | | | 1414 | AUS | 1.00 | 1 | 0.22 | 20 | 4.40 | | | Renzies, Elliott | | | 1421 | AUS | 1.00 | 1 | 0.22 | 20 | 4.40 | | | Davis, Tony J | c | | 1805 | AUS | 0.00 | 1 | -0.28 | 20 | -5.60 | | | Gao, James Lequan | | | 1360 | AUS | 1.00 | 1 | 0.17 | 20 | 3.40 | | | * 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) | | | | 2019 Victorian Open | Melbourne | AUS | 2019-06-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1584 | 1637 | 3.50 | 6 | 0.25 | 20 | 5.00 | |
| | Ilic, Nicholas | | | 1888 | AUS | 0.00 | 1 | -0.19 | 20 | -3.80 | | | Brennan, James | | | 1237 * | AUS | 0.00 | 1 | -0.92 | 20 | -18.40 | | | Chang, Emma | | | 1237 * | AUS | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Fan, Chloe | | | 1375 | AUS | 1.00 | 1 | 0.18 | 20 | 3.60 | | | Beet, Cameron | | | 1817 | AUS | 0.50 | 1 | 0.24 | 20 | 4.80 | | | Khaled, Omar | | | 1950 | BAN | 1.00 | 1 | 0.86 | 20 | 17.20 | | | * 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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