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Individual Calculations July 2012 |
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| Duran, Mateo Andres Total change: 7.95 | |   |
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| Zonal Sub-14 Absoluto Zona Norte 2012 | Barranquilla | COL | 2012-04-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1762 | 1845 | 2.00 | 4 | -0.39 | 15 | -5.85 | |
|  Castro, Dayana | | | 1523 | COL | 1.00 | 1 | 0.13 | 15 | 1.95 | |  Suarez Barquit, Julian Andres | | | 1791 | COL | 0.50 | 1 | -0.08 | 15 | -1.20 | | | Anillo Castro, Alfonso | | | 1842 | COL | 0.50 | 1 | 0.00 | 15 | 0.00 | | | Gomez Guardo, Cristian | | | 1891 | COL | 0.00 | 1 | -0.44 | 15 | -6.60 | |
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) | | | | Zonal Sub-14 Absoluto Zona Centro 2012 | Bogota | COL | 2012-05-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1867 | 1852 | 3.50 | 6 | 0.63 | 15 | 9.45 | |
| | Nieto, Manuel Valerio Waldo | | | 1965 | COL | 0.50 | 1 | 0.15 | 15 | 2.25 | | | Nieto, Guillermo Luigui Ubald | | | 1913 | COL | 0.50 | 1 | 0.08 | 15 | 1.20 | | | Gaitan, Oscar Daniel | | | 1616 | COL | 1.00 | 1 | 0.20 | 15 | 3.00 | | | Rodriguez, Sofia | | | 1810 | COL | 0.50 | 1 | -0.06 | 15 | -0.90 | | | Juez, Henry David | | | 1970 | COL | 0.00 | 1 | -0.34 | 15 | -5.10 | | | Leon, Gustavo | | | 1928 | COL | 1.00 | 1 | 0.60 | 15 | 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) | | | | Torneo Internacional de Ajedrez ITT " IV COPA FONDUCAR 2012" | Cartagena | COL | 2012-06-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2065 | 1852 | 2.00 | 7 | 0.29 | 15 | 4.35 | |
| | Guerrero Sierra, Juan Carlos | m | | 2252 * | COL | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Navarro Bustillo, Ruben | | | 2042 | COL | 1.00 | 1 | 0.75 | 15 | 11.25 | | | Lora, Joel Fernando | | | 2172 | COL | 0.00 | 1 | -0.13 | 15 | -1.95 | | | Kostov, Alex | | | 2080 | COL | 0.00 | 1 | -0.21 | 15 | -3.15 | | | Barros, Raul | | | 2028 | COL | 0.00 | 1 | -0.27 | 15 | -4.05 | | | Gomez Guardo, Laura Melissa | | | 1840 | COL | 1.00 | 1 | 0.48 | 15 | 7.20 | | | Turizo, Edgar Sr | | | 2041 | COL | 0.00 | 1 | -0.25 | 15 | -3.75 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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