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Individual Calculations March 2010 |
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| Principe, Gerson Total change: 39.60 | |   |
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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 |
| 2178 | 2017 | 2.00 | 3 | 1.13 | 15 | 16.95 | |
|  Neyra, Miguel | | | 2110 | PER | 0.00 | 1 | -0.37 | 15 | -5.55 | | | Flores Cubas, Miguel | | | 2231 | PER | 1.00 | 1 | 0.77 | 15 | 11.55 | |  Padilla, Hugo | | | 2194 | PER | 1.00 | 1 | 0.73 | 15 | 10.95 | |
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 |
| 2214 | 2017 | 3.50 | 8 | 1.51 | 15 | 22.65 | |
| | Retamozo, Henry | | | 2213 | PER | 0.50 | 1 | 0.25 | 15 | 3.75 | | | Contreras, Jose | | | 2209 | PER | 0.50 | 1 | 0.25 | 15 | 3.75 | | | Moreno, William | | | 2150 | PER | 0.50 | 1 | 0.18 | 15 | 2.70 | | | Padilla, Hugo | | | 2194 | PER | 1.00 | 1 | 0.73 | 15 | 10.95 | | | Requejo, Oswaldo | | | 2246 | PER | 0.00 | 1 | -0.21 | 15 | -3.15 | | | Quinones, Cesar | f | | 2306 | PER | 0.00 | 1 | -0.16 | 15 | -2.40 | | | Llanos, Walter | | | 2163 | PER | 1.00 | 1 | 0.70 | 15 | 10.50 | | | Flores Cubas, Miguel | | | 2231 | PER | 0.00 | 1 | -0.23 | 15 | -3.45 | |
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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