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Individual Calculations January 2022 |
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| Mathias, Carlos Augusto De C. Total change: 40.20 | |   |
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| Panamerican Amateur Chess Championship 2021 Under 1700 Open | Timbo SC | BRA | 2021-12-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1550 | 1461 | 5.00 | 8 | 2.01 | 20 | 40.20 | |
|  Sampaio, Andre Luiz | | | 1649 | BRA | 0.00 | 1 | -0.26 | 20 | -5.20 | |  Takano Ito, Raphael Kenzo | | | 1099 | BRA | 1.00 | 1 | 0.10 | 20 | 2.00 | | | De Abreu, Vinicius Lindoso | | | 1581 | BRA | 1.00 | 1 | 0.66 | 20 | 13.20 | | | Nobre, Jailson Altair Barbosa | | | 1616 | BRA | 1.00 | 1 | 0.71 | 20 | 14.20 | | | Simas, Breno Matos | | | 1689 | BRA | 0.00 | 1 | -0.21 | 20 | -4.20 | | | Sonnenhohl, Walter Evaldo Francis | | | 1669 | BRA | 1.00 | 1 | 0.77 | 20 | 15.40 | | | Da Cunha, Gastao | | | 1564 | BRA | 0.00 | 1 | -0.36 | 20 | -7.20 | | | Liebl, Livia | | | 1530 | BRA | 1.00 | 1 | 0.60 | 20 | 12.00 | |
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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