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Individual Calculations January 2019 |
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| Rasanjana, U G S Y Total change: 5.20 | |   |
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| Kolonnawa Chess Classic 2018 | Colombo | SRI | 2018-12-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1249 | 1290 | 3.50 | 6 | 0.13 | 40 | 5.20 | |
|  Kodithuwakku, Himsara | | | 1601 | SRI | 0.00 | 1 | -0.14 | 40 | -5.60 | |  Sendinu, S A Rometh | | | 1007 | SRI | 1.00 | 1 | 0.16 | 40 | 6.40 | | | Kathriarachchi, Dini Nathyaa | | | 1074 | SRI | 0.50 | 1 | -0.28 | 40 | -11.20 | | | Lavanga, D Binuka | | | 1093 | SRI | 1.00 | 1 | 0.25 | 40 | 10.00 | | | Pavalachandran, Ashvini | | | 1566 | SRI | 0.50 | 1 | 0.33 | 40 | 13.20 | | | Dissanayaka, Anupama | | | 1152 | 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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