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Individual Calculations January 2020 |
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| Perera, D G D S Vidarsha Total change: 86.40 | |   |
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| 11th Ethugalpura International Chess Championship 2019 | Kurunegala | SRI | 2019-11-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1454 | 1141 | 3.00 | 6 | 2.16 | 40 | 86.40 | |
|  Tennakoon, Lisara Samadhith | | | 1525 | SRI | 0.00 | 1 | -0.09 | 40 | -3.60 | | | Lansakara, B M | | | 1487 | SRI | 0.50 | 1 | 0.39 | 40 | 15.60 | | | Gunarathna, D A Viraj Darshana | | | 1463 | SRI | 0.50 | 1 | 0.37 | 40 | 14.80 | |  Malinda, Sudesh | | | 1461 | SRI | 0.50 | 1 | 0.37 | 40 | 14.80 | | | Gamage, Desandhi Dhihansa | | | 1345 | SRI | 1.00 | 1 | 0.76 | 40 | 30.40 | | | Kalansooriya, K S K | | | 1445 | SRI | 0.50 | 1 | 0.36 | 40 | 14.40 | |
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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