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Individual Calculations February 2019 |
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| Fernando, H Gayaru Dulsara Total change: -19.20 | |   |
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| Sri Lanka National Youth Championship 2018 - Under 11 | Colombo | SRI | 2018-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1014 | 1116 | 0.50 | 1 | -0.14 | 40 | -5.60 | |
|  Perera, K C D | | | 1014 | SRI | 0.50 | 1 | -0.14 | 40 | -5.60 | |
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) | | | | 7th Kaluthara Chess Festival 2019 | Kaluthara | SRI | 2019-01-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1409 | 1116 | 0.00 | 2 | -0.34 | 40 | -13.60 | |
| | Obeysekara, T A Sajith Chathuran | | | 1516 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Chandes, K Yasindu | | | 1301 | SRI | 0.00 | 1 | -0.26 | 40 | -10.40 | | | * 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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