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Individual Calculations February 2019 |
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| Ramanayaka, Y R P M Total change: 107.60 | |   |
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| Sri Lanka National Youth Chess Championship 2018 Under - 13 years | Colombo | SRI | 2018-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1320 | 1188 | 5.00 | 7 | 2.69 | 40 | 107.60 | |
|  Indusara, M G Janitha | | | 1429 | SRI | 0.50 | 1 | 0.30 | 40 | 12.00 | |  Nabil Nazar, Mohamed | | | 1396 | SRI | 1.00 | 1 | 0.77 | 40 | 30.80 | | | Samaraweera, Dimuth Indeepa | | | 1437 | SRI | 0.00 | 1 | -0.19 | 40 | -7.60 | | | Sendinu, S A Rometh | | | 1007 | SRI | 1.00 | 1 | 0.26 | 40 | 10.40 | | | Dalawella, Sanuka Chandul | | | 1361 | SRI | 0.50 | 1 | 0.23 | 40 | 9.20 | | | Bandara, W K S V | | | 1288 | SRI | 1.00 | 1 | 0.64 | 40 | 25.60 | | | Gamage, Mesanda | | | 1322 | SRI | 1.00 | 1 | 0.68 | 40 | 27.20 | |
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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