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Individual Calculations February 2023 |
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| Feng, Victor Total change: 36.00 | |   |
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| 32nd annual North American Open - U2300 | Paradise, Nevada | USA | 2022-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1815 | 1843 | 2.00 | 5 | -0.74 | 40 | -29.60 | |
|  Wu, Wentao | | | 1644 | USA | 0.50 | 1 | -0.26 | 40 | -10.40 | |  Xia, Joshua | | | 1656 | USA | 1.00 | 1 | 0.26 | 40 | 10.40 | | | Ramirez Gonzalez, Mauricio Abrah | f | | 2176 | VEN | 0.50 | 1 | 0.38 | 40 | 15.20 | | | Albert, Colin B | | | 1861 | USA | 0.00 | 1 | -0.47 | 40 | -18.80 | | | Wong, Andrew Yun | | | 1736 | USA | 0.00 | 1 | -0.65 | 40 | -26.00 | |
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 Boston Chess Congress - Premier | Boston MA | USA | 2023-01-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2046 | 1815 | 2.50 | 4 | 1.64 | 40 | 65.60 | |
| | Ramanathan, Suraj | | | 2009 | USA | 1.00 | 1 | 0.75 | 40 | 30.00 | | | Bryant, Todd Charles | | | 2087 | USA | 0.50 | 1 | 0.33 | 40 | 13.20 | | | Sun, Ryan | c | | 2115 | USA | 0.00 | 1 | -0.15 | 40 | -6.00 | | | Times, Lawyer | | | 1972 | USA | 1.00 | 1 | 0.71 | 40 | 28.40 | |
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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