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Individual Calculations January 2012 |
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| Perera, L N Total change: 21.45 | |   |
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| 3rd Ethugalpura Chess Challenge | Kurunegala | SRI | 2011-12-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1926 | 1928 | 5.00 | 7 | 1.43 | 15 | 21.45 | |
|  Hasanga, K M Harith | | | 1560 | SRI | 1.00 | 1 | 0.10 | 15 | 1.50 | |  Samaranayake, K P R N | | | 1798 | SRI | 1.00 | 1 | 0.32 | 15 | 4.80 | | | Wijekoon, Chandana | | | 2024 | SRI | 1.00 | 1 | 0.63 | 15 | 9.45 | | | Arun, Karthik R | | | 2299 | IND | 0.00 | 1 | -0.10 | 15 | -1.50 | | | Lamahewa, S | | | 1830 | SRI | 1.00 | 1 | 0.37 | 15 | 5.55 | | | Sai, Srinivas | f | | 2244 | IND | 0.00 | 1 | -0.13 | 15 | -1.95 | | | Rupassara, P A L | | | 1730 | SRI | 1.00 | 1 | 0.24 | 15 | 3.60 | |
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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