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Rapid:
Individual Calculations October 2023 |
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| Paiva, Ivan Da Silva Total change: -17.40 | |   |
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| 8o Guarabira Chess Open | Guarabira PB | BRA | 2023-09-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1580 | 1556 | 1.00 | 4 | -0.87 | 20 | -17.40 | |
|  Paiva, Luis Flavio Medeiros | | | 1653 | BRA | 0.00 | 1 | -0.37 | 20 | -7.40 | |  Dos Santos, Washington Luis F | | | 1704 | BRA | 0.00 | 1 | -0.30 | 20 | -6.00 | | | Dantas, Isaac Pereira | | | 1544 | BRA | 0.00 | 1 | -0.52 | 20 | -10.40 | | | De Tassio Felix, Saulo | | | 1420 | BRA | 1.00 | 1 | 0.32 | 20 | 6.40 | |
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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