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Individual Calculations May 2011 |
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| Bustamante, Godofredo Total change: -1.35 | |   |
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| VII IRT ABIERTO “REYES DE HUARAL” | HUARAL, PERU | PER | 2010-10-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1968 | 1951 | 2.50 | 5 | 0.14 | 15 | 2.10 | |
|  Leiva, Giuseppe | | | 2102 | PER | 0.50 | 1 | 0.20 | 15 | 3.00 | |  Retamozo, Henry | | | 2188 | PER | 0.00 | 1 | -0.20 | 15 | -3.00 | | | Rodriguez Sagueo, Daniel | | | 1666 | PER | 1.00 | 1 | 0.16 | 15 | 2.40 | | | Carbajal, Augusto | | | 2217 | PER | 0.00 | 1 | -0.18 | 15 | -2.70 | | | Pena Cuadros, Gabriel | | | 1668 | PER | 1.00 | 1 | 0.16 | 15 | 2.40 | |
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) | | | | I IRT ROBERTO MORALES MORALES IN MEMORIAM | LIMA, PERU | PER | 2011-01-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2104 | 1955 | 1.00 | 4 | -0.23 | 15 | -3.45 | |
| | Palacios, Efrain | | | 2177 | PER | 0.00 | 1 | -0.22 | 15 | -3.30 | | | Morales Nino, Luis | | | 2064 | PER | 0.50 | 1 | 0.15 | 15 | 2.25 | | | Suasnabar, Jesus | | | 1988 | PER | 0.00 | 1 | -0.45 | 15 | -6.75 | | | Retamozo, Henry | | | 2188 | PER | 0.50 | 1 | 0.29 | 15 | 4.35 | |
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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