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Individual Calculations January 2019 |
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| Perera, S D Tharindu Total change: -8.80 | |   |
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| Kolonnawa Chess Classic 2018 | Colombo | SRI | 2018-12-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1322 | 1273 | 2.00 | 5 | -0.22 | 40 | -8.80 | |
|  Chandula, E D S | | | 1492 | SRI | 0.00 | 1 | -0.22 | 40 | -8.80 | |  Ranasinghe , R A Supul Deemantha | | | 1015 | SRI | 1.00 | 1 | 0.18 | 40 | 7.20 | | | Rajapaksha, Sethum Damhiru | | | 1064 | SRI | 1.00 | 1 | 0.23 | 40 | 9.20 | | | Liyanage, Pesandu Rashmitha | | | 1438 | SRI | 0.00 | 1 | -0.28 | 40 | -11.20 | | | Rabel, Chinthaka | | | 1600 | SRI | 0.00 | 1 | -0.13 | 40 | -5.20 | |
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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