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Individual Calculations December 2017 |
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| Pathmasiri, R D Isuru Saranga Total change: -20.80 | |   |
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| Sri Lanka Junior National Chess Championship 2017 | Colombo | SRI | 2017-11-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1254 | 1382 | 3.50 | 6 | -0.52 | 40 | -20.80 | |
|  Mathangadeera, Tharaka Denuwan | | | 1114 | SRI | 0.50 | 1 | -0.33 | 40 | -13.20 | |  Kaumina, M Yashika | | | 1232 | SRI | 1.00 | 1 | 0.30 | 40 | 12.00 | | | Jayaweera, C L | | | 1735 | SRI | 0.00 | 1 | -0.11 | 40 | -4.40 | | | Rangajeewa, M G Sachithra Sandar | | | 1227 | SRI | 0.00 | 1 | -0.71 | 40 | -28.40 | | | Rajapaksha, Isum Asitha | | | 1103 | SRI | 1.00 | 1 | 0.16 | 40 | 6.40 | | | Dineth, S A Induwara | | | 1111 | SRI | 1.00 | 1 | 0.17 | 40 | 6.80 | |
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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