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Individual Calculations January 2009 |
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| Juez, Yesith Total change: 67.80 | |   |
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| Nacional Sub26 | Bogota | COL | 2008-09-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2038 | 1945 | 3.50 | 6 | 1.25 | 25 | 31.25 | |
|  Narvaez, Faber Alberto | | | 2130 | COL | 0.50 | 1 | 0.24 | 25 | 6.00 | |  Martinez Romero, Martin | | | 2025 | COL | 0.00 | 1 | -0.39 | 25 | -9.75 | | | Perez, Laura | | | 1914 | COL | 1.00 | 1 | 0.46 | 25 | 11.50 | | | Perez Olarte, Cesar Camilo | | | 2088 | COL | 0.00 | 1 | -0.31 | 25 | -7.75 | | | Mora, Monica | | | 2013 | COL | 1.00 | 1 | 0.59 | 25 | 14.75 | | | Pulido, Diana Marcela | | | 2059 | COL | 1.00 | 1 | 0.66 | 25 | 16.50 | |
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 Sub2100 Octubre | Bogota | COL | 2008-10-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2047 | 1945 | 3.00 | 5 | 1.18 | 25 | 29.50 | |
| | Lizarazo Arango, Juan Carlos | | | 2089 | COL | 1.00 | 1 | 0.69 | 25 | 17.25 | | | Botero, Laura Catalina | | | 1901 | COL | 1.00 | 1 | 0.44 | 25 | 11.00 | | | Perez Olarte, Cesar Camilo | | | 2083 | COL | 1.00 | 1 | 0.69 | 25 | 17.25 | | | Pinzon, Jefferson | | | 2096 | COL | 0.00 | 1 | -0.30 | 25 | -7.50 | | | Rodriguez Mayorga, Julian E | | | 2064 | COL | 0.00 | 1 | -0.34 | 25 | -8.50 | |
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) | | | NOTE: K factor changed | | IRT Nacional Inter-Empresas 2008 | Bogota | COL | 2008-10-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2026 | 1945 | 2.50 | 5 | 0.47 | 15 | 7.05 | |
| | Ossa, Orlando | | | 2295 | COL | 0.00 | 1 | -0.11 | 15 | -1.65 | | | Pulido, Diana Marcela | | | 2052 | COL | 0.00 | 1 | -0.35 | 15 | -5.25 | | | Duque, Juan Camilo | | | 2005 | COL | 1.00 | 1 | 0.58 | 15 | 8.70 | | | Carrasco, Ricardo | | | 1982 | COL | 1.00 | 1 | 0.55 | 15 | 8.25 | | | Cardozo, Carlos Eduardo | | | 1795 | COL | 0.50 | 1 | -0.20 | 15 | -3.00 | |
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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