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Individual Calculations January 2017 |
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| Piyathilake, K D D H Total change: 66.40 | |   |
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| 8th Ethugalpura International Rated Chess Championship 2016 | Kurunegala | SRI | 2016-12-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1446 | 1380 | 5.00 | 8 | 1.66 | 40 | 66.40 | |
|  Perera , Vihini Vimansa | | | 1088 | SRI | 1.00 | 1 | 0.15 | 40 | 6.00 | |  Wijesuriya, G P Y | | | 1620 | SRI | 0.00 | 1 | -0.20 | 40 | -8.00 | | | Vidyarathna, W H S | | | 1104 | SRI | 1.00 | 1 | 0.17 | 40 | 6.80 | | | Lakshitha, H H Sasindu | | | 1677 | SRI | 1.00 | 1 | 0.85 | 40 | 34.00 | | | Kumara, T G V S H | | | 1617 | SRI | 0.50 | 1 | 0.30 | 40 | 12.00 | | | Uduwala, Pramod Dimuthu | | | 1660 | SRI | 0.50 | 1 | 0.34 | 40 | 13.60 | | | Gunawardena, I M P T | | | 1628 | SRI | 0.00 | 1 | -0.19 | 40 | -7.60 | | | Cooray, T C M Dulein Kavindu | | | 1177 | SRI | 1.00 | 1 | 0.24 | 40 | 9.60 | |
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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