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Individual Calculations January 2011 |
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| Thawalampola, Banuka Neranjan Total change: 24.00 | |   |
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| World Youth Chess Championships 2010 - Open under 12 | Porto Carras, Chalkidiki - Greece | GRE | 2010-10-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1800 | 1527 | 1.50 | 4 | 0.80 | 25 | 20.00 | |
|  Abbatantuono, Oscar | | | 1849 | ITA | 0.00 | 1 | -0.13 | 25 | -3.25 | |  Cervello Tost, Ferran | | | 1829 | ESP | 0.50 | 1 | 0.35 | 25 | 8.75 | | | Hadzialic, Benjamin | | | 1711 | BIH | 1.00 | 1 | 0.74 | 25 | 18.50 | | | Petr, Jan | | | 1810 | CZE | 0.00 | 1 | -0.16 | 25 | -4.00 | |
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) | | | | 6th Asian Schools Under 13 Chess Championship 2010 | Colombo | SRI | 2010-12-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1675 | 1503 | 0.50 | 2 | -0.05 | 25 | -1.25 | |
| | Vijeth, T A | | | 1672 | IND | 0.00 | 1 | -0.28 | 25 | -7.00 | | | Haputhanthri, H U D B | | | 1677 | SRI | 0.50 | 1 | 0.23 | 25 | 5.75 | |
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) | | | | 2nd Ethugalpura Chess Challenge 2010 | Kurunegala | SRI | 2010-12-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1876 | 1503 | 0.50 | 3 | 0.21 | 25 | 5.25 | |
| | Kurukulasuriya, Prasanna | | | 1903 * | SRI | 0.00 | 1 | -0.08 | 25 | -2.00 | | | Rathnasekara, Abimanyu | | | 1827 | SRI | 0.50 | 1 | 0.37 | 25 | 9.25 | | | Kuruwitage, Yasas Kalana | | | 1899 | SRI | 0.00 | 1 | -0.08 | 25 | -2.00 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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