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Individual Calculations January 2011 |
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| Lopez, Luis Alejandro Total change: -34.25 | |   |
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| World Youth Chess Championships 2010 - Open under 12 | Porto Carras, Chalkidiki - Greece | GRE | 2010-10-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1610 | 1888 | 0.00 | 1 | -0.83 | 25 | -20.75 | |
|  Bayon Rolo, Juan Andres | | | 1610 | ESP | 0.00 | 1 | -0.83 | 25 | -20.75 | |
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) | | | | JAVH McGregor de Ajedrez ITT | Bogota | COL | 2010-12-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2071 | 1888 | 0.00 | 2 | -0.54 | 25 | -13.50 | |
| | Pinzon, Jairo David | | | 2147 | COL | 0.00 | 1 | -0.18 | 25 | -4.50 | |  Maldonado, Hernan | | | 1994 | COL | 0.00 | 1 | -0.36 | 25 | -9.00 | |
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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