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Individual Calculations January 2009 |
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| Yang, Kaiqi Total change: -13.30 | |   |
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| 2008 China Team Championships Group B | Zhengzhou | CHN | 2008-07-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2367 | 2366 | 2.50 | 6 | -0.45 | 10 | -4.50 | |
|  Wu, Xibin | f | | 2367 | CHN | 1.00 | 1 | 0.50 | 10 | 5.00 | |  Wu, Shaobin | g | | 2455 | SIN | 0.00 | 1 | -0.38 | 10 | -3.80 | | | Cheng, Xinkai | | | 2358 | CHN | 0.50 | 1 | -0.01 | 10 | -0.10 | | | Wang, Zili | g | | 2501 | CHN | 0.00 | 1 | -0.32 | 10 | -3.20 | | | Robson, Ray | f | | 2441 | USA | 0.50 | 1 | 0.10 | 10 | 1.00 | | | Gong, Shangzhi | | | 2082 | CHN | 0.50 | 1 | -0.34 | 10 | -3.40 | |
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) | | | | 2008 Men's China Championship Group B | Zhengzhou | CHN | 2008-08-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2303 | 2366 | 1.50 | 4 | -0.78 | 10 | -7.80 | |
| | Li, Shilong | g | | 2503 | CHN | 0.00 | 1 | -0.32 | 10 | -3.20 | | | Zhang, Shengyun | | | 2089 | CHN | 0.50 | 1 | -0.33 | 10 | -3.30 | | | Liu, Guanchu | | | 2119 | CHN | 0.50 | 1 | -0.31 | 10 | -3.10 | | | Wang, Zili | g | | 2501 | CHN | 0.50 | 1 | 0.18 | 10 | 1.80 | |
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) | | | | 4th Prospero Pichay Jr. Cup International | Manila | PHI | 2008-09-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2399 | 2366 | 4.50 | 8 | 0.85 | 10 | 8.50 | |
| | Gonzales, Jayson | g | | 2524 | PHI | 0.00 | 1 | -0.29 | 10 | -2.90 | | | Branzuela, Ali | | | 2209 | PHI | 0.50 | 1 | -0.21 | 10 | -2.10 | | | Xu, Tong | | | 2249 | CHN | 1.00 | 1 | 0.34 | 10 | 3.40 | | | Ballecer, Dino | | | 2419 | PHI | 1.00 | 1 | 0.57 | 10 | 5.70 | | | Dao, Thien Hai | g | | 2489 | VIE | 0.00 | 1 | -0.33 | 10 | -3.30 | | | Zhang, Ziyang | | | 2441 | CHN | 0.50 | 1 | 0.10 | 10 | 1.00 | | | Goh, Weiming | m | | 2403 | SIN | 1.00 | 1 | 0.55 | 10 | 5.50 | | | Gomez, John Paul | m | | 2457 | PHI | 0.50 | 1 | 0.12 | 10 | 1.20 | |
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) | | | | 2008 Korea Open Chess Tournament | Seoul | KOR | 2008-11-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2407 | 2429 | 6.50 | 9 | 1.79 | 10 | 17.90 | |
| | Iwasaki, Yudai | c | | 2110 | JPN | 1.00 | 1 | 0.13 | 10 | 1.30 | | | Diu, Viacheslav | m | | 2453 | RUS | 1.00 | 1 | 0.53 | 10 | 5.30 | | | Filippov, Anton | g | | 2543 | UZB | 0.50 | 1 | 0.16 | 10 | 1.60 | | | Ehlvest, Jaan | g | | 2581 | USA | 1.00 | 1 | 0.70 | 10 | 7.00 | | | Kim, Alexey | g | | 2481 | KOR | 0.50 | 1 | 0.07 | 10 | 0.70 | | | Sadorra, Julio Catillo | m | | 2431 | PHI | 0.50 | 1 | 0.00 | 10 | 0.00 | | | Pak, Evgeniy | | | 2243 | KAZ | 1.00 | 1 | 0.26 | 10 | 2.60 | | | Sitanggang, Salor | m | | 2375 | INA | 0.50 | 1 | -0.08 | 10 | -0.80 | | | Li, Wenliang | m | | 2443 | CHN | 0.50 | 1 | 0.02 | 10 | 0.20 | |
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) | | | | 5th Singapore Masters International Open Tournament 2008 | Singapore | SIN | 2008-12-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2233 | 2429 | 4.00 | 9 | -2.74 | 10 | -27.40 | |
| | Chua, Zheng Yuan Terry | f | | 2139 | SIN | 0.00 | 1 | -0.84 | 10 | -8.40 | | | Chan, Yi-Ren Daniel | c | | 2260 | SIN | 0.00 | 1 | -0.72 | 10 | -7.20 | | | Nguyen, Quynh Anh | | wm | 2119 | VIE | 1.00 | 1 | 0.14 | 10 | 1.40 | | | Chan, Wei-Xuan Timothy | | | 2264 | SIN | 0.50 | 1 | -0.22 | 10 | -2.20 | | | Le, Quang Long | | | 2252 | VIE | 0.50 | 1 | -0.23 | 10 | -2.30 | | | Mercado, Levi | | | 2257 | PHI | 0.00 | 1 | -0.73 | 10 | -7.30 | | | , Anasrullah | | | 2290 | INA | 1.00 | 1 | 0.31 | 10 | 3.10 | | | Sukandar, Irine Kharisma | | wm | 2303 | INA | 0.00 | 1 | -0.67 | 10 | -6.70 | | | Fernandez, Daniel Howard | f | | 2212 | SIN | 1.00 | 1 | 0.22 | 10 | 2.20 | |
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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