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Individual Calculations February 2019 |
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| Chauca Marin, Juan Carlos Total change: 45.60 | |   |
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| Festival Sudamericano de la Juventud 2018, Sub 12, Absoluta | Lima | PER | 2018-12-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1328 | 1172 | 3.00 | 6 | 1.14 | 40 | 45.60 | |
|  Sarda, Pedro Sada | c | | 1539 | BRA | 0.00 | 1 | -0.10 | 40 | -4.00 | | | Arias Diaz, Miguel Angel | | | 1421 | CHI | 0.00 | 1 | -0.19 | 40 | -7.60 | |  Del Mar Priale, Rafael | | | 1097 | PER | 1.00 | 1 | 0.40 | 40 | 16.00 | | | Campora, Felipe Marques | | | 1351 | BRA | 1.00 | 1 | 0.73 | 40 | 29.20 | | | Priale Huaman, Nicolas Antonio | | | 1265 | PER | 0.50 | 1 | 0.13 | 40 | 5.20 | | | Huaripata Olblitas, Josue Alejand | | | 1296 | PER | 0.50 | 1 | 0.17 | 40 | 6.80 | |
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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