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Individual Calculations January 2020 |
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| Chmiel, Rad Total change: -54.40 | |   |
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| 2019 Box Hill Open | Melbourne | AUS | 2019-10-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1497 | 1757 | 2.50 | 5 | -1.49 | 20 | -29.80 | |
|  Chai, Isaac | | | 1419 | AUS | 1.00 | 1 | 0.12 | 20 | 2.40 | |  Chan, Dylan | | | 1586 | AUS | 1.00 | 1 | 0.27 | 20 | 5.40 | | | Lin, Emily | | | 1700 | AUS | 0.00 | 1 | -0.58 | 20 | -11.60 | | | Kannan, Archit | | | 1421 | AUS | 0.50 | 1 | -0.38 | 20 | -7.60 | | | Dang, Ryan | | | 1357 * | AUS | 0.00 | 1 | -0.92 | 20 | -18.40 | | | * 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 Chess Artists Open | Melbourne | AUS | 2019-11-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1500 | 1757 | 3.50 | 6 | -1.23 | 20 | -24.60 | |
| | Gao, Arthur | | | 1357 * | AUS | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Chiverton, Fergus | | | 1672 | AUS | 1.00 | 1 | 0.38 | 20 | 7.60 | | | Prakash, Satya | | | 1555 | AUS | 0.00 | 1 | -0.76 | 20 | -15.20 | | | Testolin, Ryder | | | 1686 | AUS | 0.00 | 1 | -0.60 | 20 | -12.00 | | | Brennan, James | | | 1357 * | AUS | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Kaplan, Alex | | | 1370 | AUS | 0.50 | 1 | -0.41 | 20 | -8.20 | | | * 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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