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Individual Calculations September 2010 |
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| Hall, Bobby J Total change: 6.75 | |   |
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| 50th Annual Pacific Southwest Open | Los Angeles, California | USA | 2010-07-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1889 | 2031 | 0.50 | 1 | -0.19 | 25 | -4.75 | |
|  Gunawan, Cheston | | | 1889 | USA | 0.50 | 1 | -0.19 | 25 | -4.75 | |
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) | | | | 111th Annual US Open - Jerry Hanken Memorial | Irvine, California | USA | 2010-07-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2098 | 2031 | 3.00 | 6 | 0.46 | 25 | 11.50 | |
|  Pitcher, Stephanie | | wc | 2070 | USA | 1.00 | 1 | 0.55 | 25 | 13.75 | | | Sadorra, Julio C | m | | 2431 * | PHI | 0.00 | 1 | -0.08 | 25 | -2.00 | | | Lu, Max Chia-Hsin | | | 1669 | TPE | 0.50 | 1 | -0.40 | 25 | -10.00 | | | Irwin, Philip | | | 1907 | USA | 1.00 | 1 | 0.33 | 25 | 8.25 | | | Carreto, Giovanni | c | | 2225 | MEX | 0.50 | 1 | 0.25 | 25 | 6.25 | | | Ruge, Edison | | | 2284 | COL | 0.00 | 1 | -0.19 | 25 | -4.75 | | | * 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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