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Individual Calculations January 2011 |
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| Silva Bocanegra, Miguel Total change: 3.50 | |   |
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| III OPEN IRT CLUB MAGDALENA | LIMA, PERU | PER | 2010-11-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1963 | 1865 | 0.50 | 3 | -0.61 | 25 | -15.25 | |
|  Llacsahuanga, Diego | | | 2065 | PER | 0.00 | 1 | -0.24 | 25 | -6.00 | | | Cuellar, Ulises | | | 1972 | PER | 0.00 | 1 | -0.35 | 25 | -8.75 | |  Puppi Lazo, Jorge Luis | | | 1853 | PER | 0.50 | 1 | -0.02 | 25 | -0.50 | |
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) | | | | IV OPEN IRT CLUB MAGDALENA | LIMA, PERU | PER | 2010-12-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2066 | 1865 | 1.50 | 3 | 0.75 | 25 | 18.75 | |
| | Chiarot, Cesar | | | 2108 | PER | 0.00 | 1 | -0.20 | 25 | -5.00 | | | Principe, Gerson | | | 2147 | PER | 0.50 | 1 | 0.34 | 25 | 8.50 | | | Bustamante, Godofredo | | | 1944 | PER | 1.00 | 1 | 0.61 | 25 | 15.25 | |
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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