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Individual Calculations July 2008 |
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| Ossa, Orlando Total change: 22.05 | |   |
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| IRT 1ª Eliminatoria Olimpiada Absoluto | Bogotá | COL | 2008-03-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2248 | 2242 | 2.50 | 6 | -0.44 | 15 | -6.60 | |
|  Paez, David | | | 2072 | COL | 1.00 | 1 | 0.28 | 15 | 4.20 | | | Cuartas, Jorge Humberto | | | 2286 | COL | 1.00 | 1 | 0.56 | 15 | 8.40 | | | Gallego, Andres Felipe | | | 2259 | COL | 0.00 | 1 | -0.48 | 15 | -7.20 | |  Echavarria, Johann | f | | 2389 | COL | 0.50 | 1 | 0.20 | 15 | 3.00 | | | Rivera, Alberto | m | | 2389 | CUB | 0.00 | 1 | -0.30 | 15 | -4.50 | | | Arango, Andres Mauricio | | | 2090 | COL | 0.00 | 1 | -0.70 | 15 | -10.50 | |
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) | | | | IRT 2ª Eliminatoria Olimpiada Absoluto | Cali | COL | 2008-05-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2194 | 2242 | 5.00 | 7 | 1.08 | 15 | 16.20 | |
| | Navia, Edwin Adrian | | | 2045 | COL | 1.00 | 1 | 0.25 | 15 | 3.75 | | | Matoma, Yimmy | | | 2048 | COL | 0.50 | 1 | -0.25 | 15 | -3.75 | | | Barreiro, Frank | | | 2083 | COL | 1.00 | 1 | 0.29 | 15 | 4.35 | | | Vittorino, Carlo | f | | 2338 | COL | 1.00 | 1 | 0.63 | 15 | 9.45 | | | Carvajal, Nolberto | | | 2296 | COL | 0.50 | 1 | 0.08 | 15 | 1.20 | | | Mendoza, Rafael | f | | 2351 | COL | 0.00 | 1 | -0.35 | 15 | -5.25 | | | Martinez, Jorge Alexander | | | 2195 | COL | 1.00 | 1 | 0.43 | 15 | 6.45 | |
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) | | | | XLIII CAPABLANCA IN MEMORIAM - Open | Ciudad de La Habana (Cuba) | CUB | 2008-05-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2384 | 2242 | 4.00 | 10 | 0.84 | 15 | 12.60 | |
| | Blanco, Humberto | f | | 2423 | CUB | 1.00 | 1 | 0.74 | 15 | 11.10 | | | Uribe, Mauricio | f | | 2406 | COL | 0.00 | 1 | -0.28 | 15 | -4.20 | | | Comez Ledo, Roberto | f | | 2403 | CUB | 1.00 | 1 | 0.71 | 15 | 10.65 | | | Ortiz Suarez, Isam | m | | 2405 | CUB | 1.00 | 1 | 0.72 | 15 | 10.80 | | | Delgado Ramirez, Neuris | g | | 2530 | CUB | 0.00 | 1 | -0.16 | 15 | -2.40 | | | Bacallao, Yusnel | f | | 2442 | CUB | 0.00 | 1 | -0.24 | 15 | -3.60 | | | Barrientos, Sergio | m | | 2405 | COL | 0.00 | 1 | -0.28 | 15 | -4.20 | | | Larduet Despaigne, Carlos | f | | 2337 | CUB | 0.00 | 1 | -0.37 | 15 | -5.55 | | | Guerra, Leandro | | | 2176 | CUB | 1.00 | 1 | 0.41 | 15 | 6.15 | | | Hevia Alejano, Carlos A | f | | 2308 | CUB | 0.00 | 1 | -0.41 | 15 | -6.15 | |
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) | | | | IRT 3ª Eliminatoria Olimpiada Absoluto | Bucaramanga | COL | 2008-05-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2178 | 2242 | 3.50 | 6 | -0.01 | 15 | -0.15 | |
| | Molina, Rafael | | | 2082 | COL | 1.00 | 1 | 0.29 | 15 | 4.35 | | | Remicio Duque, John H | | | 2162 | COL | 0.00 | 1 | -0.61 | 15 | -9.15 | | | Sanchez, Sebastian Felipe | | | 2152 | COL | 1.00 | 1 | 0.38 | 15 | 5.70 | | | Martinez, Christian | | | 2253 | COL | 1.00 | 1 | 0.52 | 15 | 7.80 | | | Vittorino, Carlo | f | | 2338 | COL | 0.00 | 1 | -0.37 | 15 | -5.55 | | | Lotero, Faiber | | | 2078 | COL | 0.50 | 1 | -0.22 | 15 | -3.30 | |
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) | | |
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