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Individual Calculations January 2009 |
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| Rivera, Ingris Total change: 33.60 | |   |
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| Nacional Sub26 | Bogota | COL | 2008-09-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2051 | 2171 | 2.50 | 4 | -0.15 | 15 | -2.25 | |
|  Duque, Juan Camilo | | | 2007 | COL | 1.00 | 1 | 0.28 | 15 | 4.20 | |  Pulido, Diana Marcela | | | 2059 | COL | 0.50 | 1 | -0.15 | 15 | -2.25 | | | Becerra, Juan David | | | 2114 | COL | 0.00 | 1 | -0.58 | 15 | -8.70 | | | Martinez Romero, Martin | | | 2025 | COL | 1.00 | 1 | 0.30 | 15 | 4.50 | |
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 Open Internacional U Central | Bogota | COL | 2008-11-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2279 | 2153 | 4.50 | 7 | 2.17 | 15 | 32.55 | |
| | Melgosa, Marcio | | | 2292 | COL | 0.00 | 1 | -0.31 | 15 | -4.65 | | | Perez, Laura | | | 1914 | COL | 1.00 | 1 | 0.20 | 15 | 3.00 | | | Acosta, Alejandro | m | | 2344 | COL | 0.50 | 1 | 0.25 | 15 | 3.75 | | | Tapia, Daniel | f | | 2324 | COL | 1.00 | 1 | 0.73 | 15 | 10.95 | | | Vittorino, Carlo | f | | 2342 | COL | 1.00 | 1 | 0.75 | 15 | 11.25 | | | Mosquera, Miguel | m | | 2372 | COL | 0.50 | 1 | 0.28 | 15 | 4.20 | | | Gallego, Andres Felipe | | | 2365 | COL | 0.50 | 1 | 0.27 | 15 | 4.05 | |
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) | | | | Torneo IRT OPEN DE LAS AMERICAS | Medellin | COL | 2008-11-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2114 | 2153 | 5.00 | 8 | 0.59 | 15 | 8.85 | |
| | Chirivi, Angie Lizeth | | | 1884 | COL | 1.00 | 1 | 0.17 | 15 | 2.55 | | | Betancur, David | | | 2224 | COL | 0.00 | 1 | -0.40 | 15 | -6.00 | | | Orozco, Luz Elena | | | 1990 | COL | 1.00 | 1 | 0.28 | 15 | 4.20 | | | Montenegro Torres, Carlos | f | | 2206 | ECU | 0.00 | 1 | -0.43 | 15 | -6.45 | | | Martinez, Mauricio | | | 2021 | COL | 1.00 | 1 | 0.32 | 15 | 4.80 | | | Mateus, Alejandro | | | 2192 | COL | 1.00 | 1 | 0.55 | 15 | 8.25 | | | Hernandez, Elvert | | | 2068 | COL | 1.00 | 1 | 0.38 | 15 | 5.70 | | | Arenas, David | m | | 2323 | COL | 0.00 | 1 | -0.28 | 15 | -4.20 | |
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 Juegos Nacionales FEM 2008 | San Andres | COL | 2008-12-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2044 | 2153 | 3.50 | 6 | -0.37 | 15 | -5.55 | |
| | Matta, Paola Andrea | | | 2029 | COL | 0.00 | 1 | -0.67 | 15 | -10.05 | | | Calderon, Karen Lineth | | | 1949 | COL | 1.00 | 1 | 0.24 | 15 | 3.60 | | | Gelves, Sandra Milena | | | 1980 | COL | 0.00 | 1 | -0.73 | 15 | -10.95 | | | Pulido, Diana Marcela | | | 2052 | COL | 1.00 | 1 | 0.36 | 15 | 5.40 | | | Franco Valencia, Beatriz I | | wf | 2172 | COL | 1.00 | 1 | 0.53 | 15 | 7.95 | | | Palao, Maricela | | wm | 2083 | COL | 0.50 | 1 | -0.10 | 15 | -1.50 | |
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) | | |
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