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Individual Calculations July 2017 |
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| Valle, Efrain Total change: 8.20 | |   |
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| XII Campeonato de Ajedrez Continental de las Americas Colombia 2017 | Medellin | COL | 2017-06-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2145 | 2155 | 6.00 | 11 | 0.41 | 20 | 8.20 | |
|  Vargas, Rogelio | c | | 1755 * | PAN | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Fernandez, Fernando | m | | 2416 | PER | 0.00 | 1 | -0.18 | 20 | -3.60 | | | Gamboa Alvarado, Olga Leticia | | wf | 1925 | CRC | 1.00 | 1 | 0.21 | 20 | 4.20 | | | Prasca Sosa, Rafael Felipe | m | | 2400 | VEN | 0.00 | 1 | -0.20 | 20 | -4.00 | | | Alvarado Arcila, Marvia Josefina | | wf | 2004 | VEN | 1.00 | 1 | 0.30 | 20 | 6.00 | | | Umetsubo, Cesar Hidemitsu | m | | 2381 | BRA | 0.00 | 1 | -0.21 | 20 | -4.20 | | | Barria Baker, Raisa Melissa | | wf | 1971 | PAN | 1.00 | 1 | 0.26 | 20 | 5.20 | | | Mosquera, Miguel | m | | 2391 | COL | 0.00 | 1 | -0.20 | 20 | -4.00 | | | Abril, Mauricio | | | 2020 | COL | 1.00 | 1 | 0.32 | 20 | 6.40 | | | Zavarce, Oscar Enrique | m | | 2364 | VEN | 0.00 | 1 | -0.23 | 20 | -4.60 | | | Zabala, Fidel | | | 1972 | COL | 1.00 | 1 | 0.26 | 20 | 5.20 | | | * 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) | | |
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