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Individual Calculations May 2012 |
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| Anuruddha, ,gc Total change: 30.45 | |   |
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| Sri Lanka National B Chess Championship 2012 | Colombo | SRI | 2012-03-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1990 | 2098 | 7.50 | 10 | 1.07 | 15 | 16.05 | |
|  Lamahewa, C | | | 1853 | SRI | 1.00 | 1 | 0.20 | 15 | 3.00 | |  Ranasinghe, Sd | | wm | 1913 | SRI | 1.00 | 1 | 0.26 | 15 | 3.90 | | | Alahakoon, Isuru | | | 1957 | SRI | 1.00 | 1 | 0.31 | 15 | 4.65 | | | Saranga, Nco | | | 1954 | SRI | 1.00 | 1 | 0.31 | 15 | 4.65 | | | Kalugampitiya, Rs | | | 2126 | SRI | 0.00 | 1 | -0.46 | 15 | -6.90 | | | Kurukulasuriya, Prasanna | | | 2078 | SRI | 1.00 | 1 | 0.47 | 15 | 7.05 | | | Jayasundara, Pkum | | | 2012 | SRI | 0.50 | 1 | -0.12 | 15 | -1.80 | | | Perera, Ln | | | 1949 | SRI | 1.00 | 1 | 0.30 | 15 | 4.50 | | | Koggala, Wsvk | | | 2020 | SRI | 0.50 | 1 | -0.11 | 15 | -1.65 | | | Edirisinghe, Dulan | | | 2036 | SRI | 0.50 | 1 | -0.09 | 15 | -1.35 | |
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) | | | | Sri Lanka National Chess Championship 2012 | Colombo | SRI | 2012-03-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1997 | 2098 | 8.00 | 13 | -0.13 | 15 | -1.95 | |
| | Koggala, W S V K | | | 2020 | SRI | 0.00 | 1 | -0.61 | 15 | -9.15 | | | Jayasundara, P K U M | | | 2012 | SRI | 1.00 | 1 | 0.38 | 15 | 5.70 | | | Saranga, N C O | | | 1954 | SRI | 0.50 | 1 | -0.19 | 15 | -2.85 | | | Alahakoon, Isuru | | | 1957 | SRI | 0.50 | 1 | -0.19 | 15 | -2.85 | | | Wimalasuriya, Kasun M | | | 1698 * | SRI | 0.50 | 1 | -0.42 | 15 | -6.30 | | | Kurukulasuriya, Prasanna | | | 2078 | SRI | 1.00 | 1 | 0.47 | 15 | 7.05 | | | De Silva, Osheen | | | 1889 | SRI | 0.50 | 1 | -0.27 | 15 | -4.05 | | | Perera, W C C | | | 2126 | SRI | 1.00 | 1 | 0.54 | 15 | 8.10 | | | Weeramantry, Sunil | f | | 2177 | SRI | 0.00 | 1 | -0.39 | 15 | -5.85 | | | Madumadha, M Chaithika Samith | | | 1893 | SRI | 1.00 | 1 | 0.24 | 15 | 3.60 | | | Kalugampitiya, R S | | | 2126 | SRI | 0.00 | 1 | -0.46 | 15 | -6.90 | | | Wijekoon, Chandana | | | 1997 | SRI | 1.00 | 1 | 0.36 | 15 | 5.40 | | | Edirisinghe, Dulan | | | 2036 | SRI | 1.00 | 1 | 0.41 | 15 | 6.15 | | | * 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) | | | | 2nd Dhamso International Chess Festival | Ambalangoda | SRI | 2012-04-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1921 | 2098 | 6.00 | 7 | 1.09 | 15 | 16.35 | |
| | Ranasinghe, P M | | | 1702 | SRI | 1.00 | 1 | 0.08 | 15 | 1.20 | | | Ediriweera, Shakthi | | | 1850 | SRI | 1.00 | 1 | 0.19 | 15 | 2.85 | | | Sulochana, H L G Sakula | | | 1698 * | SRI | 1.00 | 1 | 0.08 | 15 | 1.20 | | | Abhishek, Das | | | 2271 | IND | 0.50 | 1 | 0.23 | 15 | 3.45 | | | De Silva, Osheen | | | 1889 | SRI | 0.50 | 1 | -0.27 | 15 | -4.05 | | | Alahakoon, Isuru | | | 1957 | SRI | 1.00 | 1 | 0.31 | 15 | 4.65 | | | Kurukulasuriya, Prasanna | | | 2078 | SRI | 1.00 | 1 | 0.47 | 15 | 7.05 | | | * 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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