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Individual Calculations July 2010 |
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| Mallawarachchi, T S Total change: -22.35 | |   |
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| Sri Lanka National B Chess Championship 2010 | Colombo | SRI | 2010-04-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1973 | 2029 | 6.00 | 10 | 0.26 | 15 | 3.90 | |
|  Rathnasekara, Abimanyu | | | 1836 | SRI | 1.00 | 1 | 0.25 | 15 | 3.75 | |  Kuruwitage, Yasas Kalana | | | 1912 | SRI | 1.00 | 1 | 0.34 | 15 | 5.10 | | | Wikramanayake, T. U | | | 1815 | SRI | 1.00 | 1 | 0.23 | 15 | 3.45 | | | Pieris, T D R | | | 2083 | SRI | 0.50 | 1 | 0.08 | 15 | 1.20 | | | Anuruddha, G C | | | 2148 | SRI | 0.50 | 1 | 0.16 | 15 | 2.40 | | | Peiris, T S S | | | 2003 | SRI | 0.50 | 1 | -0.04 | 15 | -0.60 | | | Koggala, W S V K | | | 1969 | SRI | 0.00 | 1 | -0.58 | 15 | -8.70 | | | Amarasinghe, A A C B | | | 1943 | SRI | 0.50 | 1 | -0.12 | 15 | -1.80 | | | Wijesuriya, G Luxman | | | 2088 | SRI | 0.50 | 1 | 0.08 | 15 | 1.20 | | | De Silva, Osheen | | | 1930 | SRI | 0.50 | 1 | -0.14 | 15 | -2.10 | |
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) | | | | 1st Kandy Open Chess Championship 2010 | Kandy | SRI | 2010-05-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1754 | 2019 | 1.50 | 4 | -1.75 | 15 | -26.25 | |
| | Sabhareesh, M | | | 1727 | IND | 0.00 | 1 | -0.85 | 15 | -12.75 | | | Aktar, M R | | | 1804 | SRI | 1.00 | 1 | 0.23 | 15 | 3.45 | | | Kulasekara, Kashapa D M T | | | 1864 | SRI | 0.50 | 1 | -0.21 | 15 | -3.15 | | | Pavan, Shiralagi | | | 1619 * | IND | 0.00 | 1 | -0.92 | 15 | -13.80 | | | * 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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