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Individual Calculations July 2013 |
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| Zhang, Yuanchen Total change: 2.70 | |   |
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| 22nd Annual Chicago Open - Master Section | Wheeling, Illinois | USA | 2013-05-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2209 | 2045 | 2.50 | 8 | 0.18 | 15 | 2.70 | |
|  Homa, Seth | f | | 2307 | USA | 0.00 | 1 | -0.18 | 15 | -2.70 | |  Ni, Viktorija | | wm | 2262 | USA | 0.50 | 1 | 0.28 | 15 | 4.20 | | | Betaneli, Alex | f | | 2245 | USA | 0.00 | 1 | -0.24 | 15 | -3.60 | | | Markzon, Gregory | f | | 2191 | USA | 0.00 | 1 | -0.30 | 15 | -4.50 | | | Lee, Kai Jie Edward | | | 2164 | SIN | 0.00 | 1 | -0.34 | 15 | -5.10 | | | Polgar-Shutzman, Tom | | | 2102 | USA | 1.00 | 1 | 0.58 | 15 | 8.70 | | | Jayakumar, Adarsh | f | | 2336 | USA | 0.00 | 1 | -0.15 | 15 | -2.25 | | | McLaughlin, James F | | | 2068 | USA | 1.00 | 1 | 0.53 | 15 | 7.95 | |
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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