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Individual Calculations January 2019 |
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| Sanudula, K M Dahamdi Total change: -18.80 | |   |
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| Kolonnawa Chess Classic 2018 | Colombo | SRI | 2018-12-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1220 | 1394 | 6.00 | 9 | -0.47 | 40 | -18.80 | |
|  Vithanage, P N | | | 1027 | SRI | 1.00 | 1 | 0.10 | 40 | 4.00 | |  Thanujana, D M Sinaly | | | 1145 | SRI | 0.50 | 1 | -0.31 | 40 | -12.40 | | | Asuramanna, Mevindu Hansana | | | 1143 | SRI | 0.50 | 1 | -0.31 | 40 | -12.40 | | | Perera, G Poorna Udara Dhananjay | | | 1091 | SRI | 0.50 | 1 | -0.36 | 40 | -14.40 | | | Jayasinghe, Thenugi Dilanya | | | 1187 | SRI | 1.00 | 1 | 0.23 | 40 | 9.20 | | | Selvarajah, Selvendra | | | 1258 | SRI | 0.50 | 1 | -0.18 | 40 | -7.20 | | | Sandanayake, Dehansa Nisanduni | | | 1149 | SRI | 1.00 | 1 | 0.20 | 40 | 8.00 | | | Rathnayake, M A A H | | | 1794 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Dissanayake, D M Madushan Sameer | | | 1188 | SRI | 1.00 | 1 | 0.24 | 40 | 9.60 | | | * 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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