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Individual Calculations September 2015 |
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| Balasuriya, Sajini Hasara Total change: 16.80 | |   |
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| Sri Lanka Open Chess Championship 2015 | Colombo | SRI | 2015-08-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1396 | 1472 | 4.50 | 7 | 0.42 | 40 | 16.80 | |
|  Jayaweera Gamage, Disindu Hansad | | | 1146 | SRI | 1.00 | 1 | 0.13 | 40 | 5.20 | |  Jayasuriya, Linali Andrea | | | 1143 | SRI | 1.00 | 1 | 0.12 | 40 | 4.80 | | | Ellawela, Suveen | | | 1680 | SRI | 0.00 | 1 | -0.23 | 40 | -9.20 | | | Pavalachandran, Ashvini | | | 1233 | SRI | 1.00 | 1 | 0.20 | 40 | 8.00 | | | Weerasinghe, C C | | | 1706 | SRI | 0.50 | 1 | 0.29 | 40 | 11.60 | | | Ekanayake, A M B | | | 1650 | SRI | 0.00 | 1 | -0.27 | 40 | -10.80 | | | Jayatissa, Chanuth Devnaka | | | 1211 | SRI | 1.00 | 1 | 0.18 | 40 | 7.20 | |
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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