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Individual Calculations April 2009 |
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| Martinez, Martin Total change: 37.80 | |   |
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| Nacional Sub18 Absoluto | Bogota | COL | 2008-12-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2127 | 2027 | 2.50 | 6 | 0.26 | 15 | 3.90 | |
|  Acevedo, Johan Sebastian | | | 2163 | COL | 0.50 | 1 | 0.18 | 15 | 2.70 | |  Pardo, Javier Andres | | | 2046 | COL | 1.00 | 1 | 0.53 | 15 | 7.95 | | | Arenas, David | m | | 2323 | COL | 0.00 | 1 | -0.15 | 15 | -2.25 | | | De Arco, Luis Carlos | | | 2182 | COL | 0.00 | 1 | -0.29 | 15 | -4.35 | | | Mendez, Andersson | | | 1939 | COL | 1.00 | 1 | 0.38 | 15 | 5.70 | | | Guerrero Fandino, Gustavo A | | | 2106 | 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) | | | | Nacional Escolar Sub15 Absoluto | Bogota | COL | 2009-02-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2056 | 2083 | 5.50 | 6 | 2.26 | 15 | 33.90 | |
| | Salazar, Samuel Sebastian | | | 2028 | COL | 1.00 | 1 | 0.42 | 15 | 6.30 | | | Barros, Raul Jr | f | | 2013 | COL | 1.00 | 1 | 0.40 | 15 | 6.00 | | | Hernandez, Jairo Andres | | | 2018 | COL | 1.00 | 1 | 0.41 | 15 | 6.15 | | | Castro, Jairo Antonio | | | 2003 | COL | 1.00 | 1 | 0.39 | 15 | 5.85 | | | Camargo, Santiago | | | 2079 | COL | 1.00 | 1 | 0.49 | 15 | 7.35 | | | Ruiz C, Joshua D | c | | 2193 | COL | 0.50 | 1 | 0.15 | 15 | 2.25 | |
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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