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Individual Calculations May 2019 |
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| Zhou, Chelsea Total change: 20.80 | |   |
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| FM Eric Schiller Memorial Championship - A | Santa Clara, California | USA | 2019-03-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1508 | 1486 | 1.50 | 3 | 0.09 | 40 | 3.60 | |
|  Zhou, Tony | | | 1622 | USA | 0.50 | 1 | 0.18 | 40 | 7.20 | | | Xu, Winston | | | 1535 | USA | 0.00 | 1 | -0.43 | 40 | -17.20 | |  Wang, Sophie | | | 1367 | USA | 1.00 | 1 | 0.34 | 40 | 13.60 | |
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) | | | | Bay Area Chess Spring Championship - A | Santa Clara, California | USA | 2019-04-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1462 | 1480 | 2.00 | 3 | 0.43 | 40 | 17.20 | |
| | Faulks, Anthony | | | 1612 | USA | 0.00 | 1 | -0.32 | 40 | -12.80 | | | Mohammed, Mansoor Taj | | | 1451 | USA | 1.00 | 1 | 0.46 | 40 | 18.40 | | | Ramaswamy, Pudur | | | 1322 | USA | 1.00 | 1 | 0.29 | 40 | 11.60 | |
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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