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Individual Calculations May 2015 |
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| Acosta, Jaime Total change: 15.60 | |   |
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| Bogota IRT Open Triduo Pascual | Bogota | COL | 2015-04-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1890 | 1636 | 2.00 | 6 | 0.82 | 20 | 16.40 | |
|  Prada, Diogenes | | | 1939 | COL | 0.00 | 1 | -0.14 | 20 | -2.80 | | | Acosta Cruz, Luis Ivan | | | 1833 | COL | 0.00 | 1 | -0.25 | 20 | -5.00 | |  Luque, A. Silvia Catalina | | | 1987 | COL | 0.50 | 1 | 0.39 | 20 | 7.80 | | | Luque Mojica, Carlos F | | | 1738 | COL | 1.00 | 1 | 0.64 | 20 | 12.80 | | | Angel, Antonio | | | 1899 | COL | 0.50 | 1 | 0.32 | 20 | 6.40 | | | Nieto, Guillermo Luigui Ubaldo | | | 1944 | COL | 0.00 | 1 | -0.14 | 20 | -2.80 | |
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) | | | | 2015 World Amateur Chess Championships - Open | Porto Carras - Halkidiki | GRE | 2015-04-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1837 | 1636 | 2.00 | 8 | -0.04 | 20 | -0.80 | |
| | Perez Ruiz, Santiago | | | 1934 | ESP | 0.50 | 1 | 0.35 | 20 | 7.00 | | | Ursta Anghel, Mihai | | | 1965 | DEN | 0.50 | 1 | 0.38 | 20 | 7.60 | | | Havumaki, Jani | | | 1918 | FIN | 0.00 | 1 | -0.16 | 20 | -3.20 | | | Mohnblatt, Daniel | | | 1845 | FRA | 0.50 | 1 | 0.27 | 20 | 5.40 | | | Mateus, Domingos | | | 1852 | ANG | 0.50 | 1 | 0.28 | 20 | 5.60 | | | Bourogaa, Younes | | | 1871 | FRA | 0.00 | 1 | -0.21 | 20 | -4.20 | | | Zavivaev, Ilya | | | 1605 | RUS | 0.00 | 1 | -0.54 | 20 | -10.80 | | | Alhasan, Hasan | | | 1703 | KUW | 0.00 | 1 | -0.41 | 20 | -8.20 | |
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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