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Individual Calculations August 2021 |
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| Bruha, Nicholas Total change: 24.40 | |   |
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| 49th Annual World Open - Open | Philadelphia, Pennsylvania | USA | 2021-07-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2136 | 1842 | 3.00 | 9 | 1.59 | 40 | 63.60 | |
|  Kolay, Alex | | | 2203 | USA | 0.50 | 1 | 0.40 | 40 | 16.00 | |  Nakada, Akira Wood | c | | 2199 | USA | 0.00 | 1 | -0.11 | 40 | -4.40 | | | Hu, Merric | | | 2080 | USA | 0.50 | 1 | 0.30 | 40 | 12.00 | | | Jian, Alex | | | 2091 | USA | 1.00 | 1 | 0.81 | 40 | 32.40 | | | O`brien, Matthew J | | | 2156 | USA | 0.00 | 1 | -0.14 | 40 | -5.60 | | | Yanayt, Eugene | f | | 2146 | USA | 1.00 | 1 | 0.86 | 40 | 34.40 | | | Lapan, Dan | | | 2220 | USA | 0.00 | 1 | -0.09 | 40 | -3.60 | | | Studen, Damir | | | 2091 | USA | 0.00 | 1 | -0.19 | 40 | -7.60 | | | Krishnakumar, Sriram | c | | 2035 | USA | 0.00 | 1 | -0.25 | 40 | -10.00 | |
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) | | | | 14th Annual Chicago Class - Expert | Wheeling, Illinois | USA | 2021-07-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1626 | 1842 | 2.00 | 4 | -0.98 | 40 | -39.20 | |
| | George, Isaac | | | 1561 | USA | 0.00 | 1 | -0.84 | 40 | -33.60 | | | Lee, Daniel | | | 1461 | USA | 0.00 | 1 | -0.91 | 40 | -36.40 | | | Mu, Grant | | | 1569 | USA | 1.00 | 1 | 0.17 | 40 | 6.80 | | | Barretto, Ryan Sanjay | | | 1911 | USA | 1.00 | 1 | 0.60 | 40 | 24.00 | |
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) | | |
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