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Individual Calculations January 2022 |
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| Ospina, Santiago Total change: 20.00 | |   |
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| Campeonato Nacional Mayores por Equipos Ajedrez Clasico Absoluto | Medellin | COL | 2021-12-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2010 | 2008 | 3.00 | 5 | 0.52 | 40 | 20.80 | |
|  Zapata, Juan Carlos | | | 2054 | COL | 0.50 | 1 | 0.06 | 40 | 2.40 | | | Cardoso Cardoso, Jose Gabriel | f | | 2408 * | COL | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Alzate Velez, Valentin | | | 1608 * | COL | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Valera Padilla, Federico Jose | | | 1842 | COL | 0.50 | 1 | -0.22 | 40 | -8.80 | | | Lopez Rayo, Santiago | c | | 2139 | COL | 1.00 | 1 | 0.68 | 40 | 27.20 | | | * 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) | | | | IRT Internacional Medellin Ciudad de Luces 2021 | Medellin | COL | 2021-12-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1925 | 2008 | 3.50 | 6 | -0.02 | 40 | -0.80 | |
| | Olaya, Horacio | | | 1608 * | COL | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Gonzalez Zapata, Julian David | | | 1775 | COL | 1.00 | 1 | 0.21 | 40 | 8.40 | | | Zapata, Juan Carlos | | | 2054 | COL | 0.50 | 1 | 0.06 | 40 | 2.40 | | | Otero Acosta, Diasmany | m | | 2352 | CUB | 0.00 | 1 | -0.12 | 40 | -4.80 | | | Molina Ballesteros, Juan Sebasti | | | 1647 | COL | 1.00 | 1 | 0.10 | 40 | 4.00 | | | Pedraza, Yonnattanth | | | 2116 | COL | 0.00 | 1 | -0.35 | 40 | -14.00 | | | * 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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