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Individual Calculations January 2011 |
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| Tapia Vilcapaza, Jose Luis Total change: -1.50 | |   |
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| CAMPEONATO PANAMERICANO DE AJEDREZ ESCOLAR - SUB 11 ABSOLUTO | LIMA, PERU | PER | 2010-12-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1707 | 1729 | 1.00 | 2 | -0.06 | 25 | -1.50 | |
|  Bravo Jaramillo, Alexander | | | 1756 | ECU | 0.50 | 1 | 0.04 | 25 | 1.00 | | | Bernal Navarrete, Marcelo | | | 1658 | CHI | 0.50 | 1 | -0.10 | 25 | -2.50 | |
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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