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Individual Calculations March 2010 |
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| Calcina, Gary Total change: 4.50 | |   |
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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 |
| 2061 | 2164 | 3.00 | 4 | 0.46 | 15 | 6.90 | |
|  Navarro, Edmundo | | | 1953 | PER | 1.00 | 1 | 0.23 | 15 | 3.45 | |  Morales Nino, Luis | | | 2028 | PER | 1.00 | 1 | 0.32 | 15 | 4.80 | | | Suasnabar, Jesus | | | 2015 | PER | 1.00 | 1 | 0.30 | 15 | 4.50 | | | Requejo, Oswaldo | | | 2246 | PER | 0.00 | 1 | -0.39 | 15 | -5.85 | |
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 |
| 2347 | 2164 | 1.00 | 4 | -0.16 | 15 | -2.40 | |
| | Terry, Renato | f | | 2397 | PER | 0.00 | 1 | -0.21 | 15 | -3.15 | | | Quinones, Cesar | f | | 2306 | PER | 1.00 | 1 | 0.69 | 15 | 10.35 | | | Cordova, Emilio | g | | 2564 * | PER | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Aliaga Fernandez, Ingrid Y | | wf | 2122 | PER | 0.00 | 1 | -0.56 | 15 | -8.40 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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