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Individual Calculations April 2009 |
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| Parada Araneda, Roger Esteban Total change: -38.25 | |   |
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| COPA INTERCLUBES ENDESA-FUNDACION CHILENA DE AJEDREZ 2007 | Santiago | CHI | 2007-10-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2143 | 2146 | 2.00 | 5 | -0.52 | 15 | -7.80 | |
|  Mundaca Alvarez, Juan | | | 2162 | CHI | 1.00 | 1 | 0.52 | 15 | 7.80 | | | Bombardiere Rosas, Eduardo | f | | 2280 | CHI | 0.00 | 1 | -0.32 | 15 | -4.80 | |  Henriquez Villagra, Oscar | | | 1980 | CHI | 1.00 | 1 | 0.28 | 15 | 4.20 | | | Barrera Meza, Carlos | | | 2153 | CHI | 0.00 | 1 | -0.49 | 15 | -7.35 | | | Romero Araya, Diego | | | 2140 | CHI | 0.00 | 1 | -0.51 | 15 | -7.65 | |
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) | | | | Torneo Semifinal Metropolitana Campeonato de Chile FENACH 2007 - 2008 | Santiago | CHI | 2008-02-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2030 | 2142 | 3.50 | 7 | -0.94 | 15 | -14.10 | |
| | Abarza Alarcon, Oscar | | | 1834 | CHI | 1.00 | 1 | 0.14 | 15 | 2.10 | | | Sepulveda Herrera, Job Rodrigo | | | 2325 | CHI | 0.00 | 1 | -0.26 | 15 | -3.90 | | | Paredes Alvarez, Leonardo | | | 1925 | CHI | 1.00 | 1 | 0.22 | 15 | 3.30 | | | Diaz Villagran, Robert | | | 2319 | CHI | 0.00 | 1 | -0.27 | 15 | -4.05 | | | Ferreira Millavud, Marcelo | | | 1901 | CHI | 0.50 | 1 | -0.30 | 15 | -4.50 | | | Pizarro Soza, Francisco | | | 1868 | CHI | 0.50 | 1 | -0.33 | 15 | -4.95 | | | Jeraldo Zepeda, Christian Andres | | | 2037 | CHI | 0.50 | 1 | -0.14 | 15 | -2.10 | |
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) | | | | IRT 4 Endesa- Fundacion Chilena de Ajedrez | Santiago | CHI | 2008-04-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2117 | 2142 | 2.00 | 6 | -1.13 | 15 | -16.95 | |
| | Dumas Aviles, Alejandro | | | 2231 | CHI | 0.00 | 1 | -0.38 | 15 | -5.70 | | | Jorquera Cahuin, Marcelo | f | | 2310 | CHI | 0.00 | 1 | -0.28 | 15 | -4.20 | | | Ahumada Parra, Cristian | | | 2069 | CHI | 1.00 | 1 | 0.40 | 15 | 6.00 | | | Soto Rojas, Juan Domingo | | | 1945 | CHI | 0.00 | 1 | -0.75 | 15 | -11.25 | | | Le Fort Retamal, Edmundo Robins | | | 1792 | CHI | 1.00 | 1 | 0.11 | 15 | 1.65 | | | Llorens Sepulveda, Marcelo | f | | 2353 | CHI | 0.00 | 1 | -0.23 | 15 | -3.45 | |
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) | | | | Torneo de Ajedrez Interempresas ENDESA 2008 Serie "A" | Santiago | CHI | 2008-07-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2227 | 2142 | 1.00 | 4 | -0.60 | 15 | -9.00 | |
| | Egger Mancilla, Jorge | m | | 2431 | CHI | 0.00 | 1 | -0.16 | 15 | -2.40 | | | Castillo Grado, Augusto | | | 2005 | CHI | 1.00 | 1 | 0.32 | 15 | 4.80 | | | Mundaca Alvarez, Juan Carlos | | | 2105 | CHI | 0.00 | 1 | -0.55 | 15 | -8.25 | | | Michel Yunis, Christian David | m | | 2368 | PLE | 0.00 | 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) | | | | COPA INTERCLUBES ENDESA-FUNDACION CHILENA DE AJEDREZ 2008 | Santiago | CHI | 2008-11-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2047 | 2142 | 2.00 | 2 | 0.82 | 15 | 12.30 | |
| | Donoso, Juan | | | 1792 | CHI | 1.00 | 1 | 0.11 | 15 | 1.65 | | | Romero Pino, Claudio | f | | 2301 | CHI | 1.00 | 1 | 0.71 | 15 | 10.65 | |
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) | | | | TORNEO SEMIFINAL METROPOLITANA CAMPEONATO DE CHILE 2008/2009 | SANTIAGO | CHI | 2009-01-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2056 | 2142 | 1.00 | 2 | -0.18 | 15 | -2.70 | |
| | Gonzalez Reyes, Gabriel | | | 1843 | CHI | 1.00 | 1 | 0.15 | 15 | 2.25 | | | Mesias Rojas, Rabindranath | | | 2269 | CHI | 0.00 | 1 | -0.33 | 15 | -4.95 | |
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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