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Individual Calculations January 2018 |
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| Gamlath, G M M W Total change: 2.40 | |   |
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| 9th Ethugalpura International Rating Chess Championship 2017 | Kurunegala | SRI | 2017-12-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1227 | 1052 | 1.50 | 5 | 0.06 | 40 | 2.40 | |
|  De Silva, Elath Mathanga | | | 1452 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Kahandawala, K O A | | | 1226 | SRI | 0.50 | 1 | 0.23 | 40 | 9.20 | | | Bandara, Y R K G | | | 1208 | SRI | 0.50 | 1 | 0.21 | 40 | 8.40 | | | Wijesinghe, W M M N | | | 1192 | SRI | 0.00 | 1 | -0.31 | 40 | -12.40 | | | Sutharson, S T | | | 1056 | SRI | 0.50 | 1 | 0.01 | 40 | 0.40 | | | * 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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