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Individual Calculations July 2017 |
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| Kogen, Jonathan S Total change: -11.60 | |   |
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| 26th Annual Chicago Open | Wheeling, Illinois | USA | 2017-05-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2277 | 2212 | 1.50 | 5 | -0.58 | 20 | -11.60 | |
|  Blatny, Pavel | g | | 2392 | CZE | 1.00 | 1 | 0.74 | 20 | 14.80 | |  Abdumalik, Zhansaya | m | wg | 2420 | KAZ | 0.00 | 1 | -0.23 | 20 | -4.60 | | | Hong, Andrew Z | c | | 2383 | USA | 0.00 | 1 | -0.27 | 20 | -5.40 | | | Ulrich, Rachel J | | wf | 2073 | USA | 0.50 | 1 | -0.19 | 20 | -3.80 | | | Proleiko, Julian | | | 2119 | USA | 0.00 | 1 | -0.63 | 20 | -12.60 | |
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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