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Individual Calculations February 2019 |
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| Bandara, T M Himath Indeewara Total change: 53.60 | |   |
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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 |
| 1307 | 1098 | 0.50 | 1 | 0.27 | 40 | 10.80 | |
|  Palangoda, U P G M Sasmitha | | | 1307 | SRI | 0.50 | 1 | 0.27 | 40 | 10.80 | |
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 |
| 1372 | 1098 | 2.00 | 5 | 1.07 | 40 | 42.80 | |
|  Nethmina, S A Indura | | | 1498 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Jayarathne, M N G | | | 1498 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Dilanya, W V Nethmi | | | 1325 | SRI | 0.50 | 1 | 0.29 | 40 | 11.60 | | | Weerasinghe, H K P | | | 1323 | SRI | 0.50 | 1 | 0.28 | 40 | 11.20 | | | Withanage, G D N | | | 1218 | SRI | 1.00 | 1 | 0.66 | 40 | 26.40 | | | * 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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