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Individual Calculations April 2008 |
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| Pena, Alfredo Total change: 28.20 | |   |
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| Pan-American Junior Championship | Riobamba | ECU | 2007-08-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2196 | 2248 | 6.00 | 9 | 0.88 | 15 | 13.20 | |
|  Bolanos, Cristian | | | 2048 | ECU | 1.00 | 1 | 0.24 | 15 | 3.60 | |  Zapata, Alexander | | | 2029 | COL | 1.00 | 1 | 0.22 | 15 | 3.30 | | | Gallego, Andres | | | 2235 | COL | 0.50 | 1 | -0.02 | 15 | -0.30 | | | Lemos, Damian | m | | 2456 | ARG | 0.00 | 1 | -0.23 | 15 | -3.45 | | | Chavez Yanchapaxi, Eduardo | | | 2059 | ECU | 1.00 | 1 | 0.25 | 15 | 3.75 | | | Macias Murillo, Bryan | | | 2255 | ECU | 1.00 | 1 | 0.51 | 15 | 7.65 | | | Morales Castillo, Marco | | | 2137 | ECU | 1.00 | 1 | 0.35 | 15 | 5.25 | | | Hungaski, Robert Andrew | m | | 2399 | USA | 0.00 | 1 | -0.30 | 15 | -4.50 | | | Guerrero, Juan Carlos | | | 2144 | COL | 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) | | | | VI Gran Torneo de Aficiones a Sub-2300 | Benidorm (Alicante) | ESP | 2007-11-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2221 | 2248 | 6.00 | 8 | 1.70 | 15 | 25.50 | |
| | Corbalan Gomez, Juan Jose | | | 2144 | ESP | 1.00 | 1 | 0.36 | 15 | 5.40 | | | Jordan Martinez, David | | | 2146 | ESP | 1.00 | 1 | 0.36 | 15 | 5.40 | | | Voiteanu, Gabriel | | | 2278 | ROU | 0.00 | 1 | -0.46 | 15 | -6.90 | | | Murcia Paredes, Angel | c | | 2204 | ESP | 1.00 | 1 | 0.44 | 15 | 6.60 | | | Bermejo Martinez, Jorge | | | 2215 | ESP | 0.50 | 1 | -0.05 | 15 | -0.75 | | | Battaglini, Gabriel | | | 2295 | FRA | 1.00 | 1 | 0.57 | 15 | 8.55 | | | Garrido Fernandez, Daniel | | | 2250 | ESP | 1.00 | 1 | 0.50 | 15 | 7.50 | | | Renteria, Jorge | f | | 2233 | COL | 0.50 | 1 | -0.02 | 15 | -0.30 | |
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) | | | | IV Sudamericano FIDE Sub-20 Abs | Montevideo | URU | 2008-02-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2170 | 2239 | 4.00 | 8 | -0.70 | 15 | -10.50 | |
| | Espinoza Palomino, Willyam | c | | 1945 | PER | 1.00 | 1 | 0.15 | 15 | 2.25 | | | Lemos, Damian | m | | 2460 | ARG | 0.50 | 1 | 0.28 | 15 | 4.20 | | | Bueno, Alfeu Junior Varela | | | 2220 | BRA | 0.50 | 1 | -0.03 | 15 | -0.45 | | | Arcos Facio, Mateo | | | 2060 | URU | 1.00 | 1 | 0.27 | 15 | 4.05 | | | Perez, Francisco | | | 2166 | VEN | 0.50 | 1 | -0.10 | 15 | -1.50 | | | Cornejo, Max | f | | 2338 | PER | 0.00 | 1 | -0.36 | 15 | -5.40 | | | Pesantes Aucay, Jose | | | 2124 | ECU | 0.00 | 1 | -0.66 | 15 | -9.90 | | | Jukemura, Leandro | | | 2050 | BRA | 0.50 | 1 | -0.25 | 15 | -3.75 | |
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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