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Individual Calculations August 2012 |
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| Chiang, Sarah Total change: 19.20 | |   |
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| 40th Annual World Open - Open Section | Philadelphia, Pennsylvania | USA | 2012-07-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2269 | 2102 | 3.50 | 9 | 0.81 | 15 | 12.15 | |
|  Bartell, Thomas | f | | 2410 | USA | 0.00 | 1 | -0.14 | 15 | -2.10 | |  Korley, Kassa | f | | 2298 | USA | 1.00 | 1 | 0.75 | 15 | 11.25 | | | Mulyar, Michael A | m | | 2386 | USA | 0.50 | 1 | 0.34 | 15 | 5.10 | | | Kleiman, Jake | m | | 2392 | USA | 0.00 | 1 | -0.16 | 15 | -2.40 | | | Gulamali, Kazim | f | | 2318 | USA | 0.00 | 1 | -0.22 | 15 | -3.30 | | | Thaler, Michael | | | 2243 | USA | 0.00 | 1 | -0.31 | 15 | -4.65 | | | Nieto, Guillermo Luigui Uba | | | 1897 | COL | 1.00 | 1 | 0.24 | 15 | 3.60 | | | Battaglini, Gabriel | m | | 2419 | FRA | 0.00 | 1 | -0.13 | 15 | -1.95 | | | Lebovitz, Andrew E | | | 2061 | USA | 1.00 | 1 | 0.44 | 15 | 6.60 | |
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) | | | | 2012 US Junior Open | Houston, Texas | USA | 2012-07-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2031 | 2102 | 2.50 | 3 | 0.74 | 15 | 11.10 | |
| | Jayakumar, Adarsh | | | 2300 | USA | 0.50 | 1 | 0.26 | 15 | 3.90 | | | Jia, Jason | | | 1946 | USA | 1.00 | 1 | 0.29 | 15 | 4.35 | | | Shao, Andy | | | 1846 | USA | 1.00 | 1 | 0.19 | 15 | 2.85 | |
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) | | | | 2012 DCC FIDE Open V | Richardson, Texas | USA | 2012-07-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2042 | 2102 | 1.50 | 3 | -0.27 | 15 | -4.05 | |
| | Jiang, Alexander D | | | 1784 | USA | 1.00 | 1 | 0.13 | 15 | 1.95 | | | Yotov, Valentin | g | | 2502 * | BUL | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Chandra, Kevin | | | 1840 | USA | 0.50 | 1 | -0.32 | 15 | -4.80 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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