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Individual Calculations September 2021 |
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| Bryant, John D Total change: -9.50 | |   |
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| 26th Annual Pacific Coast Open - Premier | Van Nuys, California | USA | 2021-07-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2133 | 2422 | 4.50 | 6 | -0.30 | 10 | -3.00 | |
|  Akopian, Robert | | | 2022 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | |  Wang, Alex Yuxuan | | | 2022 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Martinez, Isaac | | | 2082 | USA | 0.00 | 1 | -0.88 | 10 | -8.80 | | | Yedidia, Daniel | | | 2022 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Salik, Serkan | | | 2022 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Akopian, Vladimir | g | | 2625 | USA | 0.50 | 1 | 0.26 | 10 | 2.60 | | | * 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) | | | | 11th Annual Central California Open - Open | Fresno, California | USA | 2021-08-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2107 | 2422 | 3.50 | 5 | -0.65 | 10 | -6.50 | |
| | Atwell, Rose | | | 2022 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Pulley, Stephen | | | 2022 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Biyiasas, Theodore Alexander | | | 2022 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Sevillano, Enrico | g | | 2446 | USA | 0.50 | 1 | 0.03 | 10 | 0.30 | | | Shevkunov, Vladyslav | | | 2022 * | USA | 0.00 | 1 | -0.92 | 10 | -9.20 | | | * 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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