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Individual Calculations January 2018 |
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| Kahandawala, K O A Total change: -56.80 | |   |
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| 9th Ethugalpura International Rating Chess Championship 2017 | Kurunegala | SRI | 2017-12-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1172 | 1226 | 1.50 | 5 | -1.42 | 40 | -56.80 | |
|  Gunathilake, H B N D | | | 1560 | SRI | 0.00 | 1 | -0.12 | 40 | -4.80 | |  Gamlath, G M M W | | | 1052 | SRI | 0.50 | 1 | -0.23 | 40 | -9.20 | | | Vidyarathna, W H S | | | 1107 | SRI | 0.50 | 1 | -0.16 | 40 | -6.40 | | | Silva, P G A I S | | | 1060 | SRI | 0.00 | 1 | -0.72 | 40 | -28.80 | | | Thennakoon, Disara | | | 1083 | SRI | 0.50 | 1 | -0.19 | 40 | -7.60 | |
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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