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Individual Calculations August 2012 |
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| Jiang, Alexander Total change: 31.20 | |   |
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| 2012 US Junior Open | Houston, Texas | USA | 2012-07-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2027 | 1784 | 1.00 | 2 | 0.58 | 30 | 17.40 | |
|  Pamatmat, Jarod M | | | 2122 | USA | 0.00 | 1 | -0.12 | 30 | -3.60 | |  Liu, Bovey | | | 1931 | USA | 1.00 | 1 | 0.70 | 30 | 21.00 | |
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) | | | | 2012 DCC FIDE Open V | Richardson, Texas | USA | 2012-07-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1974 | 1784 | 1.00 | 2 | 0.46 | 30 | 13.80 | |
| | Chiang, Sarah | | wc | 2102 | USA | 0.00 | 1 | -0.13 | 30 | -3.90 | | | Shao, Andy | | | 1846 | USA | 1.00 | 1 | 0.59 | 30 | 17.70 | |
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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