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Individual Calculations January 2022 |
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| Sonnenhohl, Walter Evaldo Francis Total change: -30.40 | |   |
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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 |
| 1459 | 1669 | 6.00 | 9 | -0.76 | 40 | -30.40 | |
|  Do Amaral Vailant, Helena Kether | | | 1467 | BRA | 0.00 | 1 | -0.76 | 40 | -30.40 | |  Thurow, Jennifer | | | 1269 * | BRA | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Ferreira, Erico Oliveira | | | 1269 * | BRA | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Moretto, Heitor Frainer | | | 1531 | BRA | 0.50 | 1 | -0.19 | 40 | -7.60 | | | Martinez Flores, Matias | | | 1516 | MEX | 0.50 | 1 | -0.20 | 40 | -8.00 | | | Bashtavenko, Aleksey | | | 1540 | USA | 1.00 | 1 | 0.33 | 40 | 13.20 | | | Mathias, Carlos Augusto De C. | | | 1461 | BRA | 0.00 | 1 | -0.77 | 40 | -30.80 | | | Rodrigues Mota, Sophia Lorena | | | 1425 | BRA | 1.00 | 1 | 0.20 | 40 | 8.00 | | | Sampaio, Andre Luiz | | | 1649 | BRA | 1.00 | 1 | 0.47 | 40 | 18.80 | | | * 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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