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Individual Calculations September 2009 |
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| Yee, Michael Anthony Total change: 1.50 | |   |
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| Southern California Championship Candidates | Garden Grove, California | USA | 2009-06-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2226 | 2078 | 1.00 | 2 | 0.39 | 15 | 5.85 | |
|  Landaw, Julian W | | | 2286 | USA | 0.00 | 1 | -0.23 | 15 | -3.45 | | | Kudryavtsev, Vadim | | | 2165 | RUS | 1.00 | 1 | 0.62 | 15 | 9.30 | |
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) | | | | 49th Annual Pacific Southwest Open | Los Angeles, California | USA | 2009-07-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2271 | 2079 | 0.50 | 2 | -0.10 | 15 | -1.50 | |
| | Khachiyan, Melikset | g | | 2479 * | USA | 0.00 | 1 | -0.08 | 15 | -1.20 | |  Wu, Darren P | | | 2062 | USA | 0.50 | 1 | -0.02 | 15 | -0.30 | | | * 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) | | | | 14th Annual Pacific Coast Open | Agoura Hills, California | USA | 2009-07-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2271 | 2079 | 1.50 | 6 | -0.19 | 15 | -2.85 | |
| | Sevillano, Enrico | m | | 2479 * | USA | 1.00 | 1 | 0.92 | 15 | 13.80 | | | Matikozyan, Andran | m | | 2478 | ARM | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Formanek, Edward W | m | | 2260 | USA | 0.50 | 1 | 0.24 | 15 | 3.60 | | | Tanaka, Christian T | | | 2183 | USA | 0.00 | 1 | -0.36 | 15 | -5.40 | | | He, Tianyi | | | 2107 | USA | 0.00 | 1 | -0.46 | 15 | -6.90 | | | Fuentes, Romulo C | | | 2116 | USA | 0.00 | 1 | -0.45 | 15 | -6.75 | | | * 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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