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Individual Calculations January 2019 |
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| Jayasinghe, J A A D K Total change: -26.80 | |   |
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| Sri Lanka Inter Club B Chess Championship 2018 | Colombo | SRI | 2018-12-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1438 | 1334 | 0.50 | 1 | 0.14 | 40 | 5.60 | |
|  Liyanage, Pesandu Rashmitha | | | 1438 | SRI | 0.50 | 1 | 0.14 | 40 | 5.60 | |
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) | | | | Ethugalpura International Rating Chess Championship 2018 | Kurunegala | SRI | 2018-12-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1214 | 1334 | 2.50 | 5 | -0.81 | 40 | -32.40 | |
| | Wimalagunasekara, D Nithwara | | | 1089 | SRI | 0.50 | 1 | -0.30 | 40 | -12.00 | |  Viduranga, Oshadha | | | 1062 | SRI | 1.00 | 1 | 0.17 | 40 | 6.80 | | | Madushanka, Harsha | | | 1734 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Perera, Thisura Damsith | | | 1125 | SRI | 0.00 | 1 | -0.77 | 40 | -30.80 | | | Denipitiya, H D Gihara Sewmi | | | 1059 | SRI | 1.00 | 1 | 0.17 | 40 | 6.80 | | | * 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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