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Individual Calculations July 2009 |
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| Nguyen, Ha Phuong Total change: 91.25 | |   |
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| Vietnam Men Chess championship 2009 | Hanoi | VIE | 2009-02-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2111 | 1784 | 3.50 | 10 | 2.22 | 25 | 55.50 | |
|  Bui, Vinh | g | | 2134 | VIE | 0.00 | 1 | -0.11 | 25 | -2.75 | | | Nguyen, Anh Tuan | | | 2044 | VIE | 1.00 | 1 | 0.82 | 25 | 20.50 | |  Nguyen, Duc Hoa | f | | 2134 | VIE | 0.50 | 1 | 0.39 | 25 | 9.75 | | | Nguyen, Van Huy | c | | 2134 | VIE | 0.00 | 1 | -0.11 | 25 | -2.75 | | | Dong, Bao Nghia | | | 2066 | VIE | 1.00 | 1 | 0.84 | 25 | 21.00 | | | Tu, Hoang Thai | m | | 2134 | VIE | 0.00 | 1 | -0.11 | 25 | -2.75 | | | Pham, Xuan Dat | | | 2134 | VIE | 0.00 | 1 | -0.11 | 25 | -2.75 | | | Vuong, Trung Hieu | f | | 2060 | VIE | 1.00 | 1 | 0.83 | 25 | 20.75 | | | Nguyen, Van Thanh | c | | 2134 | VIE | 0.00 | 1 | -0.11 | 25 | -2.75 | | | Nguyen, Van Thanh | c | | 2134 | VIE | 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) | | | | 10th ASEAN+ Age-Group Championships - Open 14 | Hue | VIE | 2009-06-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2038 | 1784 | 2.00 | 3 | 1.43 | 25 | 35.75 | |
| | Vuong, Trung Hieu | f | | 2060 | VIE | 0.50 | 1 | 0.33 | 25 | 8.25 | | | Medina, Vince Angelo | | | 2003 | PHI | 1.00 | 1 | 0.78 | 25 | 19.50 | | | Pham, Hoai Nam | | | 2051 | VIE | 0.50 | 1 | 0.32 | 25 | 8.00 | |
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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