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Individual Calculations January 2018 |
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| Weerasinghe, W Yasiru Total change: 0.00 | |   |
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| 9th Ethugalpura International Rating Chess Championship 2017 | Kurunegala | SRI | 2017-12-06 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 1210 | 0 | 2.00 | 6 | 0.00 | 1085 | | 0.00 | |
|  Bandaranayake, H B M N | | | 1093 | SRI | 0.50 | 1 | 0.00 | | 0.00 | |  Ketalawala, J.k.c. | | | 1837 | SRI | 0.00 | 1 | 0.00 | | 0.00 | | | Marasinghe, Chanethma Devangi | | | 1014 | SRI | 1.00 | 1 | 0.00 | | 0.00 | | | Sethiya , A Vinuga | | | 1134 | SRI | 0.50 | 1 | 0.00 | | 0.00 | | | Weerasekara, Dishal Nimsara | | | 1089 | SRI | 0.00 | 1 | 0.00 | | 0.00 | | | Bandara, W K S V | | | 1091 | SRI | 0.00 | 1 | 0.00 | | 0.00 | |
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) | | | | 3rd Kolonnawa International Rating Chess Championship 2017 | Colombo | SRI | 2017-12-12 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 1080 | 0 | 0.50 | 3 | 0.00 | 807 | | 0.00 | |
| | Vidyarathna, W H S | | | 1107 | SRI | 0.00 | 1 | 0.00 | | 0.00 | | | Sandanayake, Nimansa Sasanduni | | | 1071 | SRI | 0.50 | 1 | 0.00 | | 0.00 | | | Ranaraja, R S W M Saumya P | | | 1061 | SRI | 0.00 | 1 | 0.00 | | 0.00 | |
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) | | |
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