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Individual Calculations July 2010 |
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| Hellwig, Luke Total change: -20.50 | |   |
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| 19th Annual Chicago Open | Wheeling, Illinois | USA | 2010-05-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2103 | 2076 | 2.00 | 6 | -0.82 | 25 | -20.50 | |
|  Almeida, Alfonso A | m | | 2380 | MEX | 0.00 | 1 | -0.14 | 25 | -3.50 | |  Weeramantry, Sunil | f | | 2179 | SRI | 0.00 | 1 | -0.36 | 25 | -9.00 | | | Zepeda, Sonia | | wm | 2107 | ESA | 1.00 | 1 | 0.54 | 25 | 13.50 | | | Hoover, Nathan E | | | 2151 | USA | 0.00 | 1 | -0.40 | 25 | -10.00 | | | Helfst, Matt | | | 1884 | USA | 0.50 | 1 | -0.25 | 25 | -6.25 | | | Yagiz, Bora | | | 1914 | USA | 0.50 | 1 | -0.21 | 25 | -5.25 | |
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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