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Individual Calculations July 2015 |
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| Naotunna, D R Total change: 5.20 | |   |
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| National B Chess Championship 2015 | Colombo | SRI | 2015-06-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1809 | 1746 | 4.00 | 9 | 0.13 | 40 | 5.20 | |
|  Galappaththi, Chinthaka Anuruddh | f | | 2130 | SRI | 0.00 | 1 | -0.09 | 40 | -3.60 | |  Sathkumara, S M S C | | | 1486 | SRI | 1.00 | 1 | 0.18 | 40 | 7.20 | | | Bhagya, Viman | | | 2023 | SRI | 0.50 | 1 | 0.33 | 40 | 13.20 | | | Dassanayake, D M G S | | | 1845 | SRI | 0.00 | 1 | -0.36 | 40 | -14.40 | | | Siriwardena, G T D | | | 1599 | SRI | 1.00 | 1 | 0.30 | 40 | 12.00 | | | Naotunna, Dineth Nimnaka | | | 2006 | SRI | 0.00 | 1 | -0.18 | 40 | -7.20 | | | Madusanka, L D P | | | 1737 | SRI | 0.50 | 1 | -0.01 | 40 | -0.40 | | | Thilakarathne, G M S | | | 1890 | SRI | 0.00 | 1 | -0.31 | 40 | -12.40 | | | Raheem, T Akeel | | | 1567 | SRI | 1.00 | 1 | 0.27 | 40 | 10.80 | |
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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