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Individual Calculations March 2018 |
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| Perera, S D Lahiru Total change: 35.60 | |   |
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| Sri Lanka National (Major Division) Chess Championship 2018 - Colombo Event | Colombo | SRI | 2018-02-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1482 | 1227 | 2.00 | 5 | 0.89 | 40 | 35.60 | |
|  Silva, Kevin Ranidu | c | | 1627 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Fernando, J S Aloka | | | 1627 * | SRI | 0.50 | 1 | 0.42 | 40 | 16.80 | |  Jayalath, Thusitha Kumara | | | 1538 | SRI | 0.50 | 1 | 0.36 | 40 | 14.40 | | | Ranasinghe, R A Arindu Himeth | | | 1486 | SRI | 0.00 | 1 | -0.18 | 40 | -7.20 | | | Rajapaksha, Isum Asitha | | | 1130 | SRI | 1.00 | 1 | 0.37 | 40 | 14.80 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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