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Individual Calculations January 2022 |
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| Cordioli, Jairo Ribeiro Total change: -20.40 | |   |
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| Panamerican Amateur Chess Championship 2021 Under 2000 Open | Timbo SC | BRA | 2021-12-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1725 | 1726 | 3.50 | 9 | -1.02 | 20 | -20.40 | |
|  Soares, Gustavo Henrique | | | 1910 | BRA | 0.00 | 1 | -0.26 | 20 | -5.20 | |  Conor, Gilberto Bordignon | | | 1592 | BRA | 0.50 | 1 | -0.18 | 20 | -3.60 | | | Almeida Junior, Waldomiro Carlos | | | 1719 | BRA | 0.00 | 1 | -0.51 | 20 | -10.20 | | | Messias, Jose Vitor Lamosa Prado | | | 1702 | BRA | 0.00 | 1 | -0.53 | 20 | -10.60 | | | Andreata, Mauro Antonio | | | 1652 | BRA | 1.00 | 1 | 0.40 | 20 | 8.00 | | | Reis, Virginia Lagrange M. | | | 1699 | BRA | 0.00 | 1 | -0.54 | 20 | -10.80 | | | Vieira, Alexandre Letizio | | | 1713 | BRA | 0.00 | 1 | -0.52 | 20 | -10.40 | | | Santos, Otavio Belegarde Dos | | | 1816 | BRA | 1.00 | 1 | 0.62 | 20 | 12.40 | | | Mello, Amanda Carolina De | | | 1723 | BRA | 1.00 | 1 | 0.50 | 20 | 10.00 | |
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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