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Individual Calculations May 2012 |
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| Bernales, Oscar Total change: -45.30 | |   |
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| VII Open IRT Club Magdalena | Lima | PER | 2011-12-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1843 | 1902 | 2.50 | 5 | -0.34 | 30 | -10.20 | |
|  Pajuelo Rojas, Joel | | | 1584 | PER | 1.00 | 1 | 0.13 | 30 | 3.90 | |  Orbegozo, Axel | | | 1781 | PER | 0.50 | 1 | -0.16 | 30 | -4.80 | | | Escalante Ramirez, Brian Sebast | | | 1880 | PER | 1.00 | 1 | 0.47 | 30 | 14.10 | | | Puppi Lazo, Jorge Luis | | | 1877 | PER | 0.00 | 1 | -0.53 | 30 | -15.90 | | | Ninahuaman, Efren | | | 2092 | PER | 0.00 | 1 | -0.25 | 30 | -7.50 | |
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) | | | | II IRT Roberto Morales in Memoriam | LIMA | PER | 2012-02-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1810 | 1902 | 2.50 | 6 | -1.17 | 30 | -35.10 | |
| | Fernandez, Fernando | | | 2302 * | PER | 0.00 | 1 | -0.08 | 30 | -2.40 | | | Vera Siguenas, Deivy | f | | 2302 * | PER | 0.00 | 1 | -0.08 | 30 | -2.40 | | | Castillo Walde, Mayra Yamile | | | 1617 | PER | 1.00 | 1 | 0.16 | 30 | 4.80 | | | Molina Contreras, David | | | 1548 | PER | 0.00 | 1 | -0.89 | 30 | -26.70 | | | Moreno Gongora, Rubi | | | 1587 | PER | 1.00 | 1 | 0.14 | 30 | 4.20 | | | Santiago Vilca, Christian | | | 1502 * | PER | 0.50 | 1 | -0.42 | 30 | -12.60 | | | * 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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