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Individual Calculations March 2015 |
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| Thanuja, Dewsara Total change: 58.40 | |   |
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| Colombo Chess Festival 2015 | Colombo | SRI | 2015-01-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1407 | 1145 | 3.00 | 5 | 2.10 | 40 | 84.00 | |
|  Perera, A K L A | | | 1450 | SRI | 1.00 | 1 | 0.86 | 40 | 34.40 | |  Weerathilaka, Asiri | | | 1448 | SRI | 0.00 | 1 | -0.14 | 40 | -5.60 | | | Roshan, K | | | 1366 | SRI | 0.50 | 1 | 0.28 | 40 | 11.20 | | | Selvakumar, Thangarajah | | | 1385 | SRI | 1.00 | 1 | 0.80 | 40 | 32.00 | | | Kiriella, K G Nimesha Shalinda | | | 1387 | SRI | 0.50 | 1 | 0.30 | 40 | 12.00 | |
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 Major Division Chess Championship 2015 Colombo | Colombo | SRI | 2015-02-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1374 | 1137 | 0.00 | 3 | -0.64 | 40 | -25.60 | |
| | Rajapaksa, Inura | | | 1491 | SRI | 0.00 | 1 | -0.11 | 40 | -4.40 | | | Fernando, M Tharusha Randima | | | 1275 | SRI | 0.00 | 1 | -0.31 | 40 | -12.40 | | | Manage, S M Dilan Sachintha | | | 1356 | SRI | 0.00 | 1 | -0.22 | 40 | -8.80 | |
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) | | |
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