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Individual Calculations March 2010 |
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| Mamani, Joan Franco Total change: 5.70 | |   |
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| I Open IRT Circulo Peruano de Ajedrez | Lima | PER | 2010-01-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2058 | 2093 | 3.00 | 5 | 0.31 | 15 | 4.65 | |
|  Marigorda, Wilmer | | | 1763 | PER | 1.00 | 1 | 0.12 | 15 | 1.80 | |  Llacsahuanga, Diego | | | 1976 | PER | 0.50 | 1 | -0.16 | 15 | -2.40 | | | Contreras, Jose | | | 2209 | PER | 1.00 | 1 | 0.66 | 15 | 9.90 | | | Vera Siguenas, Deivy | | | 2295 | PER | 0.00 | 1 | -0.24 | 15 | -3.60 | | | Estrada, Santiago | | | 2046 | PER | 0.50 | 1 | -0.07 | 15 | -1.05 | |
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) | | | | III Open IRT Jose Marca In Memoriam Premier | Lima | PER | 2010-01-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2166 | 2093 | 3.00 | 7 | 0.07 | 15 | 1.05 | |
| | Cori, Jorge | m | | 2483 | PER | 0.00 | 1 | -0.09 | 15 | -1.35 | | | Martinez, Jose | | | 1921 | PER | 0.00 | 1 | -0.73 | 15 | -10.95 | | | Cruz Romani, Juan | | | 2048 | PER | 0.50 | 1 | -0.06 | 15 | -0.90 | | | Chiarot, Cesar | | | 2066 | PER | 1.00 | 1 | 0.46 | 15 | 6.90 | | | Padilla, Hugo | | | 2194 | PER | 0.50 | 1 | 0.14 | 15 | 2.10 | | | Celis Sanchez, Carlos | f | | 2205 | PER | 0.00 | 1 | -0.35 | 15 | -5.25 | | | Enriquez, Martin | | | 2243 | PER | 1.00 | 1 | 0.70 | 15 | 10.50 | |
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) | | |
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