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Individual Calculations February 2018 |
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| Rangajeewa, M G Sachithra Sandar Total change: -32.00 | |   |
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| Sri Lanka National Youth Chess Championship 2017 and 2018 Under - 13 years | Colombo | SRI | 2017-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1148 | 1273 | 4.50 | 8 | -0.80 | 40 | -32.00 | |
|  Arthigan, J | | | 1067 | SRI | 1.00 | 1 | 0.24 | 40 | 9.60 | |  Piyarthne, Movindu Lushan | | | 1080 | SRI | 0.00 | 1 | -0.75 | 40 | -30.00 | | | Sheshan, H H N | | | 1076 | SRI | 1.00 | 1 | 0.25 | 40 | 10.00 | | | Sethiya , A Vinuga | | | 1134 | SRI | 1.00 | 1 | 0.31 | 40 | 12.40 | | | Jayawardana, T M A | | | 1162 | SRI | 0.50 | 1 | -0.15 | 40 | -6.00 | | | Athukorala, A T N | | | 1420 | SRI | 0.00 | 1 | -0.30 | 40 | -12.00 | | | Wijesinghe, N L Senan Lonitha | | | 1108 | SRI | 1.00 | 1 | 0.28 | 40 | 11.20 | | | Liyanage, Manith Dulwan | | | 1138 | SRI | 0.00 | 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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