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Individual Calculations July 2009 |
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| Nguyen, Van Hai Total change: 23.55 | |   |
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| Vietnam Men Chess championship 2009 | Hanoi | VIE | 2009-02-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2297 | 2224 | 4.50 | 10 | 0.37 | 15 | 5.55 | |
|  Nguyen, Van Huy | c | | 2416 | VIE | 0.50 | 1 | 0.25 | 15 | 3.75 | |  Tran, Ngoc Lan | | | 2159 | VIE | 0.50 | 1 | -0.09 | 15 | -1.35 | | | Nguyen, Hoang Nam | c | | 2281 | VIE | 0.00 | 1 | -0.42 | 15 | -6.30 | | | Hoang, Van Ngoc | | | 2195 | VIE | 1.00 | 1 | 0.46 | 15 | 6.90 | | | Doan, Van Duc | | | 2106 | VIE | 1.00 | 1 | 0.34 | 15 | 5.10 | | | Nguyen, Anh Dung | g | | 2499 | VIE | 1.00 | 1 | 0.83 | 15 | 12.45 | | | Bui, Vinh | g | | 2509 | VIE | 0.00 | 1 | -0.16 | 15 | -2.40 | | | Tu, Hoang Thai | m | | 2412 | VIE | 0.00 | 1 | -0.26 | 15 | -3.90 | | | Hoang, Van Ngoc | | | 2195 | VIE | 0.00 | 1 | -0.54 | 15 | -8.10 | | | Hoang, Van Ngoc | | | 2195 | VIE | 0.50 | 1 | -0.04 | 15 | -0.60 | |
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) | | | | 10th ASEAN+ Age-Group Championships - Open 16 | Hue | VIE | 2009-06-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2011 | 2224 | 6.50 | 7 | 1.20 | 15 | 18.00 | |
| | Nguyen, Duy Dien Nguyen | | | 1889 | VIE | 1.00 | 1 | 0.12 | 15 | 1.80 | | | Bui, Manh Hung | | | 1874 | VIE | 1.00 | 1 | 0.11 | 15 | 1.65 | | | Le, Trong De Toan | c | | 1926 | VIE | 1.00 | 1 | 0.15 | 15 | 2.25 | | | Dang, Duy Linh | | | 2112 | VIE | 1.00 | 1 | 0.35 | 15 | 5.25 | | | Nm, Datu Alcon John | | | 2158 | PHI | 1.00 | 1 | 0.41 | 15 | 6.15 | | | Christer, Jon Aplin | | | 2031 | SIN | 1.00 | 1 | 0.25 | 15 | 3.75 | | | Edward, Lee Kim Han | | | 2086 | MAS | 0.50 | 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) | | |
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