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Individual Calculations September 2017 |
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| Vithanage, Sandaruwi M Total change: 15.60 | |   |
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| Sri Lanka Open International Rating Chess Championship 2017 | Kurunegala | SRI | 2017-08-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1398 | 1507 | 6.00 | 9 | 0.39 | 40 | 15.60 | |
|  Kahandawa, K A R N | | | 1107 * | SRI | 1.00 | 1 | 0.08 | 40 | 3.20 | |  Rathnayake, R M Dinithi Panchali | | wc | 1190 | SRI | 1.00 | 1 | 0.13 | 40 | 5.20 | | | Dabarera, G W D M | | | 1730 | SRI | 0.50 | 1 | 0.28 | 40 | 11.20 | | | Jayawickrama, U W R K | | | 1261 | SRI | 1.00 | 1 | 0.19 | 40 | 7.60 | | | Theekshana, H G Denuwan | | | 1810 | SRI | 0.00 | 1 | -0.14 | 40 | -5.60 | | | Thilakarathne, H M G G | | | 1207 | SRI | 0.50 | 1 | -0.35 | 40 | -14.00 | | | Marapana, Sanupa Bimsath | | | 1243 | SRI | 1.00 | 1 | 0.18 | 40 | 7.20 | | | Lasitha, Subash | c | | 1779 | SRI | 0.00 | 1 | -0.17 | 40 | -6.80 | | | Nivaethan, R | | | 1257 | SRI | 1.00 | 1 | 0.19 | 40 | 7.60 | | | * 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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