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Individual Calculations May 2011 |
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| Chiang, Michael Total change: 28.35 | |   |
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| 15th Annual Mid-America Open | St Louis, Missouri | USA | 2011-03-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2053 | 2064 | 1.00 | 2 | -0.03 | 15 | -0.45 | |
|  Finegold, Spencer | | | 1977 | USA | 0.00 | 1 | -0.62 | 15 | -9.30 | |  Tyagi, Kushan | | | 2128 | USA | 1.00 | 1 | 0.59 | 15 | 8.85 | |
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) | | | | 2nd Annual Philadelphia Open | Philadelphia, Pennsylvania | USA | 2011-04-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2253 | 2064 | 3.50 | 6 | 1.92 | 15 | 28.80 | |
| | Kiewra, Keaton | f | | 2380 | USA | 0.50 | 1 | 0.37 | 15 | 5.55 | | | Fikiet, Alex M | | | 2223 | USA | 0.00 | 1 | -0.29 | 15 | -4.35 | | | Itkis, Hana | | wf | 2128 | USA | 1.00 | 1 | 0.59 | 15 | 8.85 | | | Leutwyler, Martin | | | 2184 | SUI | 1.00 | 1 | 0.66 | 15 | 9.90 | | | Yeager, Daniel A | f | | 2289 | USA | 0.00 | 1 | -0.22 | 15 | -3.30 | | | Rentala, Nagendra | | | 2314 | IND | 1.00 | 1 | 0.81 | 15 | 12.15 | |
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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