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Individual Calculations September 2021 |
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| Pulley, Stephen Total change: 48.80 | |   |
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| 26th Annual Pacific Coast Open - Under 2100 | Van Nuys, California | USA | 2021-07-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1632 | 1689 | 4.50 | 5 | 1.72 | 40 | 68.80 | |
|  Nanugonda, Vishva | | | 1289 * | USA | 1.00 | 1 | 0.08 | 40 | 3.20 | |  Andranigian, Armen | | | 1735 | USA | 1.00 | 1 | 0.56 | 40 | 22.40 | | | Xiong, Andy | | | 1634 | USA | 0.50 | 1 | -0.08 | 40 | -3.20 | | | Lee, Yesun Kate | | | 1683 | USA | 1.00 | 1 | 0.49 | 40 | 19.60 | | | Zhang, Cindy | | | 1817 | USA | 1.00 | 1 | 0.67 | 40 | 26.80 | | | * 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 |
| 1916 | 1689 | 0.00 | 2 | -0.50 | 40 | -20.00 | |
| | Bryant, John Daniel | m | | 2089 * | USA | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Lee, Yesun Kate | | | 1743 | USA | 0.00 | 1 | -0.42 | 40 | -16.80 | | | * 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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