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Individual Calculations July 2009 |
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| Gates, David Total change: -21.25 | |   |
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| Thailand Open Chess Championship 2009 | Pattaya | THA | 2009-04-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1895 | 1730 | 0.50 | 4 | -0.74 | 25 | -18.50 | |
|  Purushothaman, Thirumalai | | | 2080 | IND | 0.00 | 1 | -0.11 | 25 | -2.75 | |  Wee Chun-Jie, Eugene | | | 2022 | SIN | 0.00 | 1 | -0.15 | 25 | -3.75 | | | Yothinnorratham, Tepparit | | | 1879 | THA | 0.00 | 1 | -0.30 | 25 | -7.50 | | | Yueh, Elsa Wei Chung | | | 1599 | TPE | 0.50 | 1 | -0.18 | 25 | -4.50 | |
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) | | | | Penang Heritage City International Chess Open | Penang | MAS | 2009-06-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2080 | 1730 | 0.00 | 1 | -0.11 | 25 | -2.75 | |
| | Schebler, Gerhard | g | | 2080 | GER | 0.00 | 1 | -0.11 | 25 | -2.75 | |
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) | | |
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