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Individual Calculations February 2019 |
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| Dananjaya, Isuru Total change: -9.20 | |   |
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| Sri Lanka National Youth Chess Championship 2018 Under - 17 years | Colombo | SRI | 2018-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1306 | 1235 | 1.50 | 4 | -0.23 | 40 | -9.20 | |
|  Anojman, S. | | | 1635 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Piyathilake, K D D H | | | 1443 | SRI | 0.00 | 1 | -0.23 | 40 | -9.20 | |  Perera, G Poorna Udara Dhananjay | | | 1091 | SRI | 0.50 | 1 | -0.19 | 40 | -7.60 | | | Jayarathna, C P | | | 1056 | SRI | 1.00 | 1 | 0.27 | 40 | 10.80 | | | * 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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