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Individual Calculations February 2019 |
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| Perera, K Sandun Gayantha Total change: 0.00 | |   |
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| Sri Lanka National Youth Championship 2018 - Under 15 | Colombo | SRI | 2018-12-27 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 1099 | 0 | 0.50 | 5 | 0.00 | 733 | | 0.00 | |
|  Methiyra, G P Detumina | | | 1208 | SRI | 0.00 | 1 | 0.00 | | 0.00 | |  Hewadikaran, Isuka Manudula | | | 1078 | SRI | 0.00 | 1 | 0.00 | | 0.00 | | | Weerasinghe, Thaveesha | | | 1006 | SRI | 0.50 | 1 | 0.00 | | 0.00 | | | Amarathunga, W A S V | | | 1152 | SRI | 0.00 | 1 | 0.00 | | 0.00 | | | Balasooriya, Kavindu Lakshanga | | | 1050 | 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) | | | | 7th Kaluthara Chess Festival 2019 | Kaluthara | SRI | 2019-01-11 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 1057 | 0 | 2.00 | 7 | 0.00 | 899 | | 0.00 | |
| | Padukka, P V Gayuru Hansana | | | 1127 | SRI | 0.50 | 1 | 0.00 | | 0.00 | | | Indisa, E M Tiran | | | 1029 | SRI | 0.50 | 1 | 0.00 | | 0.00 | | | Bopage, N B Ravindu Parindiya | | | 1048 | SRI | 0.50 | 1 | 0.00 | | 0.00 | | | Perera, M T N | | | 1027 | SRI | 0.00 | 1 | 0.00 | | 0.00 | | | Perera, A Dinuka Kanchana | | | 1023 | SRI | 0.00 | 1 | 0.00 | | 0.00 | | | Warushvithana, Senuri Shehana Ku | | | 1017 | SRI | 0.50 | 1 | 0.00 | | 0.00 | | | Hansima, Charitha Kumari | | | 1126 | 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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