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Individual Calculations September 2015 |
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| Welangalle, Pesala Dulkith Total change: 58.80 | |   |
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| Sri Lanka Open Chess Championship 2015 | Colombo | SRI | 2015-08-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1436 | 1220 | 3.00 | 6 | 1.47 | 40 | 58.80 | |
|  Uyanhewage, T K | | | 1620 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Subasinghe, D D C H | | | 1620 * | SRI | 1.00 | 1 | 0.92 | 40 | 36.80 | |  Lokuge, Prabhath Sandaruwan | | | 1446 | SRI | 0.00 | 1 | -0.21 | 40 | -8.40 | | | Prasanna, H G Ajith | | | 1083 | SRI | 1.00 | 1 | 0.32 | 40 | 12.80 | | | Tennakoonwela, Pamudie Sasankha | | | 1406 | SRI | 0.50 | 1 | 0.24 | 40 | 9.60 | | | Kodikara, K K M Sachintha | | wc | 1439 | SRI | 0.50 | 1 | 0.28 | 40 | 11.20 | | | * 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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