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Individual Calculations February 2019 |
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| Hewadikaran, Isuka Manudula Total change: 81.20 | |   |
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| Sri Lanka National Youth Championship 2018 - Under 15 | Colombo | SRI | 2018-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1338 | 1078 | 3.00 | 5 | 2.03 | 40 | 81.20 | |
|  Silva, Haren Senura | | | 1246 | SRI | 0.00 | 1 | -0.28 | 40 | -11.20 | | | Perera, S D Lahiru | | | 1274 | SRI | 1.00 | 1 | 0.75 | 40 | 30.00 | | | Rasanjana, U G S Y | | | 1290 | SRI | 1.00 | 1 | 0.77 | 40 | 30.80 | |  Weerasinghe, Isum | | | 1434 | SRI | 1.00 | 1 | 0.89 | 40 | 35.60 | | | Wijayawardana, Dineth Chanal | | | 1446 | SRI | 0.00 | 1 | -0.10 | 40 | -4.00 | |
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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