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Individual Calculations March 2015 |
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| Abeywardana, Hasandi Yapa Total change: 21.60 | |   |
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| Colombo Chess Festival 2015 | Colombo | SRI | 2015-01-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1522 | 1235 | 2.50 | 6 | 1.52 | 40 | 60.80 | |
|  Wickramasinghe, Dilhara Ishini | | wf | 1635 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Suranjith, K W A | | | 1538 | SRI | 1.00 | 1 | 0.86 | 40 | 34.40 | |  Wickramasinghe, Banuka Nimsith | | | 1520 | SRI | 0.00 | 1 | -0.16 | 40 | -6.40 | | | Bandara, R M Nisakya | | | 1478 | SRI | 0.00 | 1 | -0.20 | 40 | -8.00 | | | Guruge, Nalaka Neranjan | | | 1523 | SRI | 0.50 | 1 | 0.34 | 40 | 13.60 | | | Dahanayake, Kalindu | | | 1436 | SRI | 1.00 | 1 | 0.76 | 40 | 30.40 | | | * 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) | | | | Women's Qualifying 2015 Colombo | Colombo | SRI | 2015-02-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1239 | 1235 | 1.00 | 4 | -0.98 | 40 | -39.20 | |
| | Rathnayake, Nevindi Gihansa | | | 1059 | SRI | 0.00 | 1 | -0.73 | 40 | -29.20 | | | Samarasekara, K B Nelum | | | 1404 | SRI | 0.00 | 1 | -0.28 | 40 | -11.20 | | | Pallie, Ehsha Mishela | | wc | 1073 | SRI | 1.00 | 1 | 0.29 | 40 | 11.60 | | | Sathma, Devni | | | 1419 | SRI | 0.00 | 1 | -0.26 | 40 | -10.40 | |
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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