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Individual Calculations March 2020 |
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| Grabinsky, Joshua Total change: 69.20 | |   |
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| Oregon Closed Championship 2020 - Championship | Portland, Oregon | USA | 2020-02-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2069 | 2182 | 7.50 | 9 | 1.73 | 40 | 69.20 | |
|  Tang, Zoey | | | 1807 | USA | 1.00 | 1 | 0.09 | 40 | 3.60 | |  Bjorksten, Lennart | | | 2028 | USA | 1.00 | 1 | 0.29 | 40 | 11.60 | | | Peng, Shunkai | f | | 2343 | USA | 0.50 | 1 | 0.21 | 40 | 8.40 | | | Raptis, Nick | f | | 2204 | USA | 1.00 | 1 | 0.53 | 40 | 21.20 | | | Richardson, Ryan | | | 2023 | USA | 1.00 | 1 | 0.29 | 40 | 11.60 | | | Zavortink, Matt | | | 2166 | USA | 0.50 | 1 | -0.02 | 40 | -0.80 | | | Cosner, Karl | | | 1981 | USA | 1.00 | 1 | 0.24 | 40 | 9.60 | | | Lebovitz, Andrew | | | 2049 | USA | 1.00 | 1 | 0.32 | 40 | 12.80 | | | Haessler, Carl | | | 2016 | USA | 0.50 | 1 | -0.22 | 40 | -8.80 | |
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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