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Individual Calculations July 2009 |
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| Szpisjak, Steven J Total change: -29.70 | |   |
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| 18th Annual Chicago Open - U2300 Section | Wheeling, Illinois | USA | 2009-05-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2082 | 2213 | 2.00 | 6 | -1.98 | 15 | -29.70 | |
|  Mattson, Dane M | | | 2061 | USA | 1.00 | 1 | 0.30 | 15 | 4.50 | |  McVay, Karsten A | | | 1863 | USA | 1.00 | 1 | 0.11 | 15 | 1.65 | | | Langer, Michael | f | | 2260 | USA | 0.00 | 1 | -0.43 | 15 | -6.45 | | | Barsky, Sam | | | 2066 | USA | 0.00 | 1 | -0.70 | 15 | -10.50 | | | Airapetian, Chouchanik | | wf | 2114 | USA | 0.00 | 1 | -0.64 | 15 | -9.60 | | | Zepeda, Sonia | | wm | 2126 | ESA | 0.00 | 1 | -0.62 | 15 | -9.30 | |
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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