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Individual Calculations February 2018 |
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| Withanarachchi, W A P I Total change: -24.40 | |   |
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| Sri Lanka National Youth Chess Championship 2017 and 2018 Under - 13 years | Colombo | SRI | 2017-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1289 | 1517 | 5.50 | 8 | -0.61 | 40 | -24.40 | |
|  Dolamulla , D K H Y | | | 1117 * | SRI | 1.00 | 1 | 0.08 | 40 | 3.20 | |  Wiijesinghe , Pasan Januda | | | 1217 | SRI | 1.00 | 1 | 0.15 | 40 | 6.00 | | | Weerasinghe, Sethum | | | 1224 | SRI | 0.50 | 1 | -0.35 | 40 | -14.00 | | | Jayawardena, Sadev Dinuja | | | 1155 | SRI | 1.00 | 1 | 0.10 | 40 | 4.00 | | | Nethmina, S A Indura | | | 1277 | SRI | 1.00 | 1 | 0.20 | 40 | 8.00 | | | Silva, Kevin Ranidu | c | | 1748 | SRI | 0.00 | 1 | -0.21 | 40 | -8.40 | | | Pranouve, S S | | | 1300 | SRI | 0.50 | 1 | -0.28 | 40 | -11.20 | | | Thenuwara, Rashmika | | | 1275 | SRI | 0.50 | 1 | -0.30 | 40 | -12.00 | | | * 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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