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Individual Calculations September 2009 |
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| Onyekwere, Chikwere G Total change: -17.25 | |   |
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| 37th Annual World Open - Under 2400 Section | Philadelphia, Pennsylvania | USA | 2009-06-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2143 | 2232 | 2.50 | 6 | -1.15 | 15 | -17.25 | |
|  Weser, Adam | | | 2098 | USA | 1.00 | 1 | 0.32 | 15 | 4.80 | |  Kleiman, Jake | f | | 2326 | USA | 0.00 | 1 | -0.37 | 15 | -5.55 | | | Wang, Eigen | | | 2157 | USA | 0.00 | 1 | -0.60 | 15 | -9.00 | | | Williams, Christopher | | | 2244 | USA | 0.00 | 1 | -0.48 | 15 | -7.20 | | | Jayakumar, Adarsh | | | 1917 | USA | 0.50 | 1 | -0.36 | 15 | -5.40 | | | Stancil, Kimani A | | | 2116 | USA | 1.00 | 1 | 0.34 | 15 | 5.10 | |
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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