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Individual Calculations May 2014 |
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| Arismendi Polanco, Efrain Stev Total change: 7.20 | |   |
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| IRT Campeonato Nacional Ajedrez Sub 18 Abs 2014 | Cali | COL | 2014-04-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1992 | 1848 | 1.00 | 4 | -0.31 | 15 | -4.65 | |
|  Zapata Arbelaez, Estiven | | | 2129 | COL | 0.00 | 1 | -0.16 | 15 | -2.40 | |  Avila Pavas, Santiago | | | 1693 | COL | 1.00 | 1 | 0.29 | 15 | 4.35 | | | Gonzalez, Andres Felipe | | | 2015 | COL | 0.00 | 1 | -0.28 | 15 | -4.20 | | | Hernandez, Cristian Andres | | | 2131 | COL | 0.00 | 1 | -0.16 | 15 | -2.40 | |
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) | | | | Semifinal Nacional de Mayores Absoluto 2014 | Medellin | COL | 2014-04-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2033 | 1848 | 3.00 | 8 | 0.79 | 15 | 11.85 | |
| | Agudelo, Antonio | f | | 2198 | COL | 0.00 | 1 | -0.11 | 15 | -1.65 | | | Medina, Hernan | | | 2103 | COL | 1.00 | 1 | 0.81 | 15 | 12.15 | | | Barros, Raul Junior | f | | 2167 | COL | 0.00 | 1 | -0.13 | 15 | -1.95 | | | Agudelo, Carlos Hernan | | | 2058 | COL | 0.00 | 1 | -0.23 | 15 | -3.45 | | | Herrera Perez, Martin Steven | | | 2045 | COL | 0.00 | 1 | -0.25 | 15 | -3.75 | | | Ossa Ramirez, Jesus Antonio | | | 1729 | COL | 1.00 | 1 | 0.34 | 15 | 5.10 | | | Guzman, Arcadio | | | 1926 | COL | 0.50 | 1 | 0.11 | 15 | 1.65 | | | Motta Leon, Gerardo | | | 2038 | COL | 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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