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Individual Calculations February 2019 |
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| Villafuerte Mamani, Khalid Stepha Total change: -58.00 | |   |
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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 |
| 1202 | 1338 | 4.00 | 8 | -1.45 | 40 | -58.00 | |
|  Nieto Fernandez, Cesar | | | 1159 | PER | 1.00 | 1 | 0.27 | 40 | 10.80 | |  Bernilla Minchan, Booz Jairo Anto | | | 1128 | PER | 0.00 | 1 | -0.77 | 40 | -30.80 | | | Cornejo Marambio, Joaquin | | | 1168 | CHI | 0.50 | 1 | -0.22 | 40 | -8.80 | | | Del Mar Priale, Rafael | | | 1097 | PER | 1.00 | 1 | 0.20 | 40 | 8.00 | | | Leon Acevedo, Juan Alejandro | c | | 1738 * | COL | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Valencia Bueno, Vasco | | | 1189 | PER | 0.00 | 1 | -0.70 | 40 | -28.00 | | | Garayar Peralta, Luis Fernando | | | 1121 | PER | 0.50 | 1 | -0.28 | 40 | -11.20 | | | Lindo Miranda, Manuel Alberto | | | 1015 | PER | 1.00 | 1 | 0.13 | 40 | 5.20 | | | * 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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