Individual Calculations September 2011 |
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O`Brien, Matthew J Total change: 46.50 | | ![Rating chart](/imga/chart.gif) ![Personal card](/imga/card.gif) |
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39th Annual World Open - U2200 Section | Philadelphia, Pennsylvania | USA | 2011-06-28 |
Rc | Ro | w | n | change | K | K*chg | Game |
1976 | 1869 | 3.00 | 4 | 1.55 | 30 | 46.50 | |
| Beilin, Allan | | | 1845 | USA | 0.00 | 1 | -0.53 | 30 | -15.90 | | Beilin, Solomon I | | | 2131 | USA | 1.00 | 1 | 0.82 | 30 | 24.60 | | Iyengar, Udit | | | 1887 | USA | 1.00 | 1 | 0.53 | 30 | 15.90 | | Sakai, Hibiki | | | 2041 | JPN | 1.00 | 1 | 0.73 | 30 | 21.90 | | 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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