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Individual Calculations April 2009 |
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| Castano, Jhon Edison Total change: 13.50 | |   |
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| IRT X Open Feria de Cali Sub2100 | Cali | COL | 2008-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2037 | 2021 | 1.50 | 4 | -0.42 | 15 | -6.30 | |
|  Caicedo, Jaime Andres | | | 1986 | COL | 1.00 | 1 | 0.45 | 15 | 6.75 | |  Vanegas, Jhonny | | | 2108 | COL | 0.50 | 1 | 0.12 | 15 | 1.80 | | | Guerrero, Ever | | | 2095 | COL | 0.00 | 1 | -0.40 | 15 | -6.00 | | | Vacca, Leonardo | | | 1958 | COL | 0.00 | 1 | -0.59 | 15 | -8.85 | |
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) | | | | Torneo departamental Abierto de apertura ANT | Medellin | COL | 2009-01-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2205 | 2031 | 3.00 | 6 | 1.32 | 15 | 19.80 | |
| | Clavijo, Jorge Mario | m | | 2360 | COL | 0.00 | 1 | -0.12 | 15 | -1.80 | | | Rios, Alejandro | m | | 2310 | COL | 1.00 | 1 | 0.84 | 15 | 12.60 | | | Arango, Andres Mauricio | | | 2127 | COL | 0.00 | 1 | -0.37 | 15 | -5.55 | | | Vargas, Arteaga Alexis | | | 2185 | COL | 0.50 | 1 | 0.21 | 15 | 3.15 | | | Castaneda, Jhon David | | | 2155 | COL | 1.00 | 1 | 0.67 | 15 | 10.05 | | | Lotero, Faiber | | | 2095 | COL | 0.50 | 1 | 0.09 | 15 | 1.35 | |
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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