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Individual Calculations July 2011 |
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| Phillips, David W Total change: -19.95 | |   |
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| DCC FIDE Open V | Dallas, Texas | USA | 2011-05-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1839 | 1912 | 0.50 | 2 | -0.68 | 15 | -10.20 | |
|  Xiong, Jeffery | f | | 1979 | USA | 0.00 | 1 | -0.41 | 15 | -6.15 | | | Kalyan, Suchinder | | | 1699 | USA | 0.50 | 1 | -0.27 | 15 | -4.05 | |
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) | | | | 2011 Texas State and Amateur Championships | Dallas, Texas | USA | 2011-05-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2048 | 1912 | 0.50 | 3 | -0.51 | 15 | -7.65 | |
|  Safin, Artur K | | | 2224 | USA | 0.00 | 1 | -0.14 | 15 | -2.10 | | | Altschuler, Jason | | | 2037 | USA | 0.00 | 1 | -0.33 | 15 | -4.95 | | | Li, Ruifeng | | | 1884 | USA | 0.50 | 1 | -0.04 | 15 | -0.60 | |
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) | | | | DCC FIDE Open VI | Richardson, Texas | USA | 2011-06-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1884 | 1912 | 1.50 | 3 | -0.14 | 15 | -2.10 | |
| | Pamatmat, Jordan J | | | 1681 | USA | 1.00 | 1 | 0.21 | 15 | 3.15 | | | Bantic, Mihail | | | 2189 | SRB | 0.00 | 1 | -0.17 | 15 | -2.55 | | | Malhotra, Akshay | | | 1781 | USA | 0.50 | 1 | -0.18 | 15 | -2.70 | |
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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