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Individual Calculations July 2021 |
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| Zhang, Jason Total change: 48.00 | |   |
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| 2021 National Open - Under 2100 | Las Vegas, Nevada | USA | 2021-06-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1534 | 1355 | 2.00 | 3 | 1.20 | 40 | 48.00 | |
|  Vemparala, Nikash | | | 1492 | USA | 0.50 | 1 | 0.18 | 40 | 7.20 | |  Qin, Vincent | | | 1556 | USA | 1.00 | 1 | 0.76 | 40 | 30.40 | | | Talwalkar, Vedant Ameya | | | 1554 | USA | 0.50 | 1 | 0.26 | 40 | 10.40 | |
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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