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Individual Calculations January 2009 |
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| Wiwatanadate, Poompong Total change: -33.20 | |   |
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| World Youth Chess Championships 2008 - Open 18 | Vung Tau | VIE | 2008-10-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2149 | 1992 | 0.50 | 7 | -1.61 | 25 | -40.25 | |
|  Pavlidis, Anastasios | | | 2322 | GRE | 0.00 | 1 | -0.12 | 25 | -3.00 | |  Rosberg, Simon | | | 2222 | SWE | 0.00 | 1 | -0.21 | 25 | -5.25 | | | Dang, The Nam | | | 2142 | VIE | 0.00 | 1 | -0.30 | 25 | -7.50 | | | Herath, Nishendra | | | 2011 | SRI | 0.50 | 1 | 0.03 | 25 | 0.75 | | | Bizopoulos, Alexandros | | | 2150 | GRE | 0.00 | 1 | -0.29 | 25 | -7.25 | | | Nguyen, Manh Truong | | | 2187 | VIE | 0.00 | 1 | -0.25 | 25 | -6.25 | | | Rabbitte, Liam, F | | | 2012 | ENG | 0.00 | 1 | -0.47 | 25 | -11.75 | |
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) | | | NOTE: K factor changed | | 1st Saturday November08 Rating Tournament | Bangkok | THA | 2008-10-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2149 | 1992 | 2.00 | 5 | 0.47 | 15 | 7.05 | |
| | Saeheng, Boonsueb | f | | 2314 | THA | 0.00 | 1 | -0.13 | 15 | -1.95 | | | Plengsap, Krisadayut | | | 2171 | THA | 0.00 | 1 | -0.27 | 15 | -4.05 | | | Pornariyasombat, Atippat | | | 2173 | THA | 0.00 | 1 | -0.26 | 15 | -3.90 | | | Cairou, Yannick | | | 2119 | FRA | 1.00 | 1 | 0.67 | 15 | 10.05 | | | Suppt-Hongs, Paisal | | | 1966 | THA | 1.00 | 1 | 0.46 | 15 | 6.90 | |
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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