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Individual Calculations March 2010 |
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| Requejo, Oswaldo Total change: 29.85 | |   |
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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 |
| 2111 | 2246 | 5.50 | 7 | 0.80 | 15 | 12.00 | |
|  Tasayco, Alexis | | | 1942 | PER | 1.00 | 1 | 0.14 | 15 | 2.10 | |  Chiarot, Cesar | | | 2066 | PER | 0.50 | 1 | -0.24 | 15 | -3.60 | | | Altamirano, Ricardo | | | 2067 | PER | 1.00 | 1 | 0.27 | 15 | 4.05 | | | Lopez, Alberto | | | 2134 | PER | 0.50 | 1 | -0.15 | 15 | -2.25 | | | Neyra, Miguel | | | 2110 | PER | 1.00 | 1 | 0.32 | 15 | 4.80 | | | Calcina, Gary | | | 2164 | PER | 1.00 | 1 | 0.39 | 15 | 5.85 | | | Vera Siguenas, Deivy | | | 2295 | 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 |
| 2177 | 2246 | 6.50 | 9 | 1.19 | 15 | 17.85 | |
| | Donayre, Bertin | | | 2040 | PER | 1.00 | 1 | 0.24 | 15 | 3.60 | | | Lopez, Alberto | | | 2134 | PER | 1.00 | 1 | 0.35 | 15 | 5.25 | | | Terry, Renato | f | | 2397 | PER | 0.50 | 1 | 0.20 | 15 | 3.00 | | | Leon, Juan Carlos | | | 2172 | PER | 0.00 | 1 | -0.60 | 15 | -9.00 | | | Principe, Gerson | | | 2017 | PER | 1.00 | 1 | 0.21 | 15 | 3.15 | | | Flores Cubas, Miguel | | | 2231 | PER | 0.00 | 1 | -0.52 | 15 | -7.80 | | | Palacios, Efrain | | | 2175 | PER | 1.00 | 1 | 0.40 | 15 | 6.00 | | | Aliaga Fernandez, Ingrid Y | | wf | 2122 | PER | 1.00 | 1 | 0.33 | 15 | 4.95 | | | Quinones, Cesar | f | | 2306 | PER | 1.00 | 1 | 0.58 | 15 | 8.70 | |
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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