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Individual Calculations November 2009 |
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| Pongkiettisak, Sant Total change: -4.50 | |   |
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| TCA Prajuab Cup 2009 | Nonthaburi | THA | 2009-08-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1882 | 2007 | 1.50 | 2 | 0.17 | 15 | 2.55 | |
|  Somprasong, Pramote | | | 1949 | THA | 0.50 | 1 | -0.08 | 15 | -1.20 | |  Srivatanakul, Pricha | | | 1814 | THA | 1.00 | 1 | 0.25 | 15 | 3.75 | |
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) | | | | The Ravana Challenge International Chess Tournament 2009 | Colombo | SRI | 2009-09-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2124 | 2007 | 1.00 | 4 | -0.47 | 15 | -7.05 | |
| | Saptarshi, Roy | m | | 2389 | IND | 0.50 | 1 | 0.41 | 15 | 6.15 | | | Weeramantry, Sunil | f | | 2224 | SRI | 0.00 | 1 | -0.22 | 15 | -3.30 | | | Peiris, T G M | | | 2071 | SRI | 0.00 | 1 | -0.41 | 15 | -6.15 | | | Lee, Kah Meng Elgin | | | 1810 | MAS | 0.50 | 1 | -0.25 | 15 | -3.75 | |
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) | | |
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