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Individual Calculations June 2023 |
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| Borensztajn, David Total change: -2.80 | |   |
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| II Rio Chess Open 2023 | Rio de Janeiro RJ | BRA | 2023-05-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1792 | 1564 | 1.00 | 4 | -0.14 | 20 | -2.80 | |
|  Da Silva, Paolo Ghiu M. Rego | | | 2149 | BRA | 0.00 | 1 | -0.02 | 20 | -0.40 | | | Kallas, Jose Lourenco | | | 1330 | BRA | 1.00 | 1 | 0.21 | 20 | 4.20 | |  Trombini, Fabio | | | 1853 | BRA | 0.00 | 1 | -0.16 | 20 | -3.20 | | | Prado Filho, Ricardo De Almeida | | | 1834 | BRA | 0.00 | 1 | -0.17 | 20 | -3.40 | |
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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