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Individual Calculations November 2022 |
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| Gunaratne, Mojitha Sathsara Total change: -54.60 | |   |
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| Sri Lanka National Amateur Chess Championship 2022 | Colomo | SRI | 2022-10-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1300 | 1857 | 5.00 | 8 | -2.73 | 20 | -54.60 | |
|  Thamilkkumaran, Kannan | | | 1457 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Perera, G Thinuka Geethula | | | 1220 | SRI | 1.00 | 1 | 0.01 | 20 | 0.20 | | | Jayasundara, J M Daham V | | | 1350 | SRI | 0.00 | 1 | -0.96 | 20 | -19.20 | | | Dissanayake, R S K S | | | 1164 | SRI | 1.00 | 1 | 0.01 | 20 | 0.20 | | | Insara, S D Nadev | | | 1308 | SRI | 0.50 | 1 | -0.47 | 20 | -9.40 | | | Hettiarachchi, Jeewantha Aloka | | | 1272 | SRI | 1.00 | 1 | 0.02 | 20 | 0.40 | | | Gunawardhana, Devindya Oshini | | | 1425 | SRI | 0.00 | 1 | -0.93 | 20 | -18.60 | | | Wimalasiri, Ransith Pabalu | | | 1202 | SRI | 0.50 | 1 | -0.49 | 20 | -9.80 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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