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Individual Calculations January 2020 |
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| Kaplan, Alex Total change: 9.20 | |   |
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| 2019 Chess Artists Open | Melbourne | AUS | 2019-11-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1697 | 1370 | 1.00 | 4 | 0.46 | 20 | 9.20 | |
|  Ding, Rey | | | 1576 | AUS | 0.00 | 1 | -0.24 | 20 | -4.80 | | | Davis, Tony J | c | | 1770 * | AUS | 0.50 | 1 | 0.42 | 20 | 8.40 | |  Chmiel, Rad | | | 1757 | AUS | 0.50 | 1 | 0.41 | 20 | 8.20 | | | Testolin, Ryder | | | 1686 | AUS | 0.00 | 1 | -0.13 | 20 | -2.60 | | | * 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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