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Individual Calculations September 2015 |
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| Ranketh, R Janindu Total change: 0.00 | |   |
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| National Amateur Chess Championship 2015 | Colombo | SRI | 2015-08-05 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 1121 | 0 | 1.50 | 7 | 0.00 | 891 | | 0.00 | |
|  Perera, S D Tharindu | | | 1259 | SRI | 0.00 | 1 | 0.00 | | 0.00 | |  Jayawardana, T M A | | | 1272 | SRI | 0.00 | 1 | 0.00 | | 0.00 | | | Nethsara, W M Daham | | | 1185 | SRI | 0.00 | 1 | 0.00 | | 0.00 | | | Sathmina, S L Lalindu | | | 1041 | SRI | 0.00 | 1 | 0.00 | | 0.00 | | | Weerasooriya, Senith D Jagoda | | | 1010 | SRI | 0.00 | 1 | 0.00 | | 0.00 | | | Jayawardana, Lesath Thewnija | | | 1033 | SRI | 1.00 | 1 | 0.00 | | 0.00 | | | Rajapaksha, Isum Asitha | | | 1048 | SRI | 0.50 | 1 | 0.00 | | 0.00 | |
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) | | | | Sri Lanka Open Chess Championship 2015 | Colombo | SRI | 2015-08-20 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 1174 | 0 | 0.00 | 1 | 0.00 | 374 | | 0.00 | |
| | Premaratne, Savin Vindiya | | | 1174 | SRI | 0.00 | 1 | 0.00 | | 0.00 | |
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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