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Individual Calculations February 2018 |
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| Lansakara, B M Total change: 68.40 | |   |
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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 |
| 1279 | 1250 | 5.50 | 8 | 1.71 | 40 | 68.40 | |
|  Vishwakumar, R | | | 1058 | SRI | 1.00 | 1 | 0.25 | 40 | 10.00 | |  Hewage, Mike | | | 1023 | SRI | 1.00 | 1 | 0.21 | 40 | 8.40 | | | Piyumantha, M Thisal Manjith | | | 1514 | SRI | 1.00 | 1 | 0.82 | 40 | 32.80 | | | Dabarera, G W D M | | | 1650 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Kiriella, K G Gimantha Gayasha | | | 1404 | SRI | 0.50 | 1 | 0.21 | 40 | 8.40 | | | De Silva, R B V Nimsara | | | 1396 | SRI | 0.50 | 1 | 0.20 | 40 | 8.00 | | | Manusha, D M Nipun | | | 1008 | SRI | 0.50 | 1 | -0.30 | 40 | -12.00 | | | Gunasinghe, K D A N | | | 1180 | SRI | 1.00 | 1 | 0.40 | 40 | 16.00 | | | * 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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