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Individual Calculations July 2009 |
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| Nguyen, Duc Hoa Total change: -11.40 | |   |
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| Vietnam Men Chess championship 2009 | Hanoi | VIE | 2009-02-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2227 | 2342 | 4.50 | 8 | -0.62 | 15 | -9.30 | |
|  Nguyen, Ha Phuong | f | | 1992 | VIE | 0.50 | 1 | -0.39 | 15 | -5.85 | |  Hoang, Canh Huan | f | | 2378 | VIE | 0.50 | 1 | 0.05 | 15 | 0.75 | | | Le, Tuan Minh | | | 2070 | VIE | 1.00 | 1 | 0.17 | 15 | 2.55 | | | Tran, Manh Tien | | | 2256 | VIE | 0.00 | 1 | -0.62 | 15 | -9.30 | | | Nguyen, Anh Dung | g | | 2499 | VIE | 0.00 | 1 | -0.29 | 15 | -4.35 | | | Doan, Van Duc | | | 2106 | VIE | 1.00 | 1 | 0.20 | 15 | 3.00 | | | Tran, Manh Tien | | | 2256 | VIE | 0.50 | 1 | -0.12 | 15 | -1.80 | | | Tran, Manh Tien | | | 2256 | VIE | 1.00 | 1 | 0.38 | 15 | 5.70 | |
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 20 | Hue | VIE | 2009-06-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2150 | 2342 | 5.00 | 7 | -0.14 | 15 | -2.10 | |
| | Hj, Az Md Aliuddin | | | 2087 | BRU | 1.00 | 1 | 0.19 | 15 | 2.85 | | | Nguyen, Dinh Quang | | | 2046 | VIE | 1.00 | 1 | 0.15 | 15 | 2.25 | | | Chua, Zheng Yuan Terry | f | | 2249 | SIN | 0.50 | 1 | -0.13 | 15 | -1.95 | | | Tran, Ngoc Lan | | | 2159 | VIE | 0.00 | 1 | -0.74 | 15 | -11.10 | | | Dang, The Nam | | | 2134 | VIE | 1.00 | 1 | 0.23 | 15 | 3.45 | | | Hj, Az Md Nur Arrifin | | | 2004 | BRU | 1.00 | 1 | 0.12 | 15 | 1.80 | | | Chan, Yi-Ren Daniel | f | | 2374 | SIN | 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) | | |
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