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Rapid:
Individual Calculations October 2017 |
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| Rajapaksha, Sethum Damhiru Total change: 0.40 | |   |
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| Inaugural Sri Lanka National Rapid Chess Championship 2017 | Colomno | SRI | 2017-09-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1168 | 1035 | 2.00 | 6 | 0.02 | 20 | 0.40 | |
|  Ahangama, Senuka Aswin | | | 1034 | SRI | 0.00 | 1 | -0.50 | 20 | -10.00 | |  Rajapaksha, Isum Asitha | | | 1050 | SRI | 0.00 | 1 | -0.48 | 20 | -9.60 | | | Vidushan, Vakeesan | | | 1114 | SRI | 1.00 | 1 | 0.61 | 20 | 12.20 | | | Geerthanan, Jegatheeshwaran | | | 1252 | SRI | 1.00 | 1 | 0.78 | 20 | 15.60 | | | Kiriella, K G Gimantha Gayasha | | | 1293 | SRI | 0.00 | 1 | -0.18 | 20 | -3.60 | | | Dissanayaka, Madushan Sameera | | | 1266 | SRI | 0.00 | 1 | -0.21 | 20 | -4.20 | |
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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