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Rapid:
Individual Calculations January 2017 |
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| Obando Guzman, Soren Federico Total change: 23.60 | |   |
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| Torneo Activo Amateur IRT Sub2000 Ajedrez en Vivo | Bogota | COL | 2016-12-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1921 | 1949 | 4.00 | 6 | 0.77 | 20 | 15.40 | |
|  Torres Rojas, Yuber Andres | | | 1995 | COL | 0.00 | 1 | -0.44 | 20 | -8.80 | |  Perez Esparza, Juan Carlos | | | 1779 | COL | 1.00 | 1 | 0.28 | 20 | 5.60 | | | Reina, Oswaldo | | | 1981 | COL | 1.00 | 1 | 0.54 | 20 | 10.80 | | | Borbon, Oscar | | | 1974 | COL | 0.00 | 1 | -0.47 | 20 | -9.40 | | | Corpus, Jair Samir | | | 1857 | COL | 1.00 | 1 | 0.37 | 20 | 7.40 | | | Rojas Diaz, James Ivan | | | 1941 | COL | 1.00 | 1 | 0.49 | 20 | 9.80 | |
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 ACTIVO Club Ludika DESPEDIDA 2016 | Bogota | COL | 2016-12-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2041 | 1949 | 2.00 | 4 | 0.41 | 20 | 8.20 | |
| | Corradine, Jorge Ricardo | | | 2244 | COL | 1.00 | 1 | 0.85 | 20 | 17.00 | | | Perez Olarte, Cesar Camilo | | | 2262 | COL | 0.00 | 1 | -0.14 | 20 | -2.80 | | | Rojas Diaz, James Ivan | | | 1941 | COL | 0.00 | 1 | -0.51 | 20 | -10.20 | | | Celis Vargas, Walter Enrique | | | 1716 | COL | 1.00 | 1 | 0.21 | 20 | 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) | | |
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