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Individual Calculations July 2009 |
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| Valle, Leiner Efrain Total change: -45.45 | |   |
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| Nacional Sub20 Absoluto | Bogota | COL | 2009-04-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1971 | 2192 | 1.50 | 6 | -3.16 | 15 | -47.40 | |
|  Univio Sanchez, German | | | 1946 | COL | 0.50 | 1 | -0.31 | 15 | -4.65 | |  Hernandez, Jairo Andres | | | 2034 | COL | 0.00 | 1 | -0.71 | 15 | -10.65 | | | Rodriguez Lopez, Andres Cami | | | 1909 | COL | 0.50 | 1 | -0.34 | 15 | -5.10 | | | Ceron, Edgar Ivan | | | 2006 | COL | 0.50 | 1 | -0.24 | 15 | -3.60 | | | Ossa, Juan Sebastian | | | 1892 | COL | 0.00 | 1 | -0.85 | 15 | -12.75 | | | Ojeda, Jesus David | | | 2037 | 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) | | | | IRT Juan Mila Inmemorian ABS | Bogota | COL | 2009-04-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1874 | 2192 | 1.00 | 1 | 0.13 | 15 | 1.95 | |
| | Sierra, Juan Mauricio | | | 1874 | COL | 1.00 | 1 | 0.13 | 15 | 1.95 | |
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) | | |
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