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Individual Calculations March 2012 |
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| Roman Alvarez, Oscar Carlos Total change: -28.80 | |   |
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| 2DO TORNEO DE MAESTROS DE IQUIQUE | Iquique | CHI | 2012-01-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2085 | 2078 | 1.00 | 3 | -0.47 | 15 | -7.05 | |
|  Rios Escobar, Adan Humberto | | | 2306 | CHI | 0.00 | 1 | -0.21 | 15 | -3.15 | |  Munoz Contreras, Nelson | | | 2099 | CHI | 0.00 | 1 | -0.47 | 15 | -7.05 | | | Gonzalez Culi, Diego | | | 1851 | CHI | 1.00 | 1 | 0.21 | 15 | 3.15 | |
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) | | | | Semifinal Norte Campeonato Chileno de Ajedrez 2012 | Antofagasta | CHI | 2012-01-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2136 | 2078 | 0.00 | 3 | -1.26 | 15 | -18.90 | |
| | Diaz Villagran, Robert | f | | 2296 | CHI | 0.00 | 1 | -0.22 | 15 | -3.30 | | | Garmendia Vega, Gabriel | | | 1794 | CHI | 0.00 | 1 | -0.84 | 15 | -12.60 | | | Henriquez Villagra, Cristobal | | | 2317 | CHI | 0.00 | 1 | -0.20 | 15 | -3.00 | |
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) | | | | Semifinal Metropolitana Campeonato Chileno de Ajedrez 2012 | Santiago | CHI | 2012-01-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1954 | 2078 | 5.00 | 8 | -0.19 | 15 | -2.85 | |
| | Laporte Fernandez, Alejandro | | | 1749 | CHI | 0.00 | 1 | -0.88 | 15 | -13.20 | | | Soto Lagos, Alejandro | | | 1727 | CHI | 0.50 | 1 | -0.39 | 15 | -5.85 | | | Valenzuela Morales, Jorge | | | 1918 | CHI | 1.00 | 1 | 0.29 | 15 | 4.35 | | | Pereira Cid, Fabian | | | 1987 | CHI | 1.00 | 1 | 0.38 | 15 | 5.70 | | | Carmona Rosales, Jose Luis | | | 2051 | CHI | 0.50 | 1 | -0.04 | 15 | -0.60 | | | Chavez Dinamarca, Bastian | | | 2003 | CHI | 0.50 | 1 | -0.10 | 15 | -1.50 | | | Donoso Ovalle, Christopher Alej | | | 2026 | CHI | 1.00 | 1 | 0.43 | 15 | 6.45 | | | Cortes Moyano, Julio | f | | 2167 | CHI | 0.50 | 1 | 0.12 | 15 | 1.80 | |
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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