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Individual Calculations July 2017 |
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| Sevian, Samuel Total change: 31.70 | |   |
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| 26th Annual Chicago Open | Wheeling, Illinois | USA | 2017-05-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2453 | 2585 | 7.50 | 9 | 1.50 | 10 | 15.00 | |
|  Zhang, Yuanchen | f | | 2267 | CAN | 1.00 | 1 | 0.13 | 10 | 1.30 | |  Shankar, Gauri | f | | 2354 | IND | 1.00 | 1 | 0.21 | 10 | 2.10 | | | Shetty, Atulya | m | | 2422 | USA | 1.00 | 1 | 0.28 | 10 | 2.80 | | | Schmakel, Sam A | f | | 2344 | USA | 1.00 | 1 | 0.20 | 10 | 2.00 | | | Avrukh, Boris | g | | 2592 | ISR | 0.50 | 1 | 0.01 | 10 | 0.10 | | | Hernandez Carmenate, Holden | g | | 2510 | USA | 1.00 | 1 | 0.40 | 10 | 4.00 | | | Harmon-Vellotti, Luke | m | | 2449 | USA | 1.00 | 1 | 0.32 | 10 | 3.20 | | | Friedel, Joshua E | g | | 2528 | USA | 0.50 | 1 | -0.08 | 10 | -0.80 | | | Nyzhnyk, Illya | g | | 2610 | UKR | 0.50 | 1 | 0.03 | 10 | 0.30 | |
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) | | | | XII Campeonato de Ajedrez Continental de las Americas Colombia 2017 | Medellin | COL | 2017-06-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2499 | 2601 | 8.50 | 11 | 1.67 | 10 | 16.70 | |
| | Soto, Christian Camilo | | | 2201 * | COL | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Arias Santana, Mauricio | m | | 2292 | CRC | 1.00 | 1 | 0.14 | 10 | 1.40 | | | Martinez Romero, Martin | m | | 2427 | COL | 0.50 | 1 | -0.23 | 10 | -2.30 | | | Vazquez, Guillermo | m | | 2443 | PAR | 1.00 | 1 | 0.29 | 10 | 2.90 | | | Hungaski, Robert Andrew | g | | 2492 | USA | 1.00 | 1 | 0.35 | 10 | 3.50 | | | Bruzon Batista, Lazaro | g | | 2650 | CUB | 0.50 | 1 | 0.07 | 10 | 0.70 | | | Bacallao Alonso, Yusnel | g | | 2554 | CUB | 0.50 | 1 | -0.07 | 10 | -0.70 | | | Vasquez Schroeder, Rodrigo | g | | 2553 | CHI | 1.00 | 1 | 0.43 | 10 | 4.30 | | | Cordova, Emilio | g | | 2651 | PER | 0.50 | 1 | 0.07 | 10 | 0.70 | | | Delgado Ramirez, Neuris | g | | 2613 | PAR | 1.00 | 1 | 0.52 | 10 | 5.20 | | | Cori, Jorge | g | | 2618 | PER | 0.50 | 1 | 0.02 | 10 | 0.20 | | | * 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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