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Individual Calculations July 2008 |
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| Becerra, Juan David Total change: 9.30 | |   |
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| IRT 1ª Eliminatoria Olimpiada Absoluto | Bogotá | COL | 2008-03-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2293 | 2084 | 2.00 | 5 | 0.82 | 15 | 12.30 | |
|  Vittorino, Carlo | f | | 2325 | COL | 1.00 | 1 | 0.80 | 15 | 12.00 | |  Nunez, Gustavo | f | | 2233 | COL | 0.00 | 1 | -0.30 | 15 | -4.50 | | | Diaz, Jaime Walter | | | 2271 | COL | 1.00 | 1 | 0.74 | 15 | 11.10 | | | Espinosa, Julio Manuel | f | | 2290 | CUB | 0.00 | 1 | -0.24 | 15 | -3.60 | | | Tapia, Daniel | f | | 2348 | COL | 0.00 | 1 | -0.18 | 15 | -2.70 | |
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 2ª Eliminatoria Olimpiada Absoluto | Cali | COL | 2008-05-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2238 | 2105 | 2.50 | 6 | 0.52 | 15 | 7.80 | |
| | Tapia, Daniel | f | | 2348 | COL | 0.00 | 1 | -0.20 | 15 | -3.00 | | | Mendoza, Rafael | f | | 2351 | COL | 0.50 | 1 | 0.31 | 15 | 4.65 | | | Gonzalez, Omar | f | | 2303 | COL | 1.00 | 1 | 0.76 | 15 | 11.40 | | | Zuluaga, Cesar | f | | 2331 | COL | 0.00 | 1 | -0.21 | 15 | -3.15 | | | Vacca, Leonardo | | | 1913 | COL | 1.00 | 1 | 0.25 | 15 | 3.75 | | | Garcia, Alvaro | f | | 2184 | COL | 0.00 | 1 | -0.39 | 15 | -5.85 | |
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 Nacional Sub 20 | Bogotá | COL | 2008-05-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2050 | 2105 | 1.50 | 4 | -0.79 | 15 | -11.85 | |
| | Ceron, Edgar Ivan | | | 1987 | COL | 0.00 | 1 | -0.66 | 15 | -9.90 | | | Juez, Jose Yesid | | | 1912 | COL | 0.50 | 1 | -0.25 | 15 | -3.75 | | | Paez, David | | | 2072 | COL | 1.00 | 1 | 0.45 | 15 | 6.75 | | | Panesso, Henry | f | | 2229 | COL | 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) | | | | IRT de Ascenso | Bogota | COL | 2008-06-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2021 | 2105 | 3.00 | 3 | 1.16 | 15 | 17.40 | |
| | Guerrero, Hernando | | | 2032 | COL | 1.00 | 1 | 0.40 | 15 | 6.00 | | | Neira, Robert Nicolas | | | 1958 | COL | 1.00 | 1 | 0.30 | 15 | 4.50 | | | Rodriguez Mayorga, Julian E | | | 2073 | COL | 1.00 | 1 | 0.46 | 15 | 6.90 | |
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) | | | | Campeonato Juvenil Panamericano Sub20 Absoluto | Cali | COL | 2008-06-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2109 | 2105 | 3.00 | 8 | -1.09 | 15 | -16.35 | |
| | Cori, Jorge | f | | 2377 | PER | 0.00 | 1 | -0.17 | 15 | -2.55 | | | Valencia, Adrian David | | | 1971 | COL | 1.00 | 1 | 0.32 | 15 | 4.80 | | | Flores Rios, Mauricio | m | | 2450 | CHI | 0.00 | 1 | -0.11 | 15 | -1.65 | | | Herrera, Juan Sebastian | | | 2006 | COL | 0.00 | 1 | -0.64 | 15 | -9.60 | | | Narvaez, Zamir | | | 2026 | COL | 1.00 | 1 | 0.39 | 15 | 5.85 | | | Perez Olarte, Cesar Camilo | | | 2043 | COL | 1.00 | 1 | 0.41 | 15 | 6.15 | | | Diaz, Cristian Camilo | | | 2049 | COL | 0.00 | 1 | -0.58 | 15 | -8.70 | | | Sanchez, Andres Gilberto | | | 1947 | COL | 0.00 | 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) | | |
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