Individual Calculations August 2023 |
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Perera, W C C Total change: -43.20 | | ![Rating chart](/imga/chart.gif) ![Personal card](/imga/card.gif) |
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Sri Lanka National Team Chess Championship 2023 | Colombo | SRI | 2023-07-07 |
Rc | Ro | w | n | change | K | K*chg | Game |
1641 | 2079 | 1.50 | 4 | -2.16 | 20 | -43.20 | |
| Amarathunga, Kosala Sandeepa Cham | | | 1484 | SRI | 1.00 | 1 | 0.02 | 20 | 0.40 | | Gamage, Ovin Vidmal | | | 1563 | SRI | 0.00 | 1 | -0.96 | 20 | -19.20 | | Weerawardane, Romesh | m | | 1836 | SRI | 0.00 | 1 | -0.80 | 20 | -16.00 | | Balendran, Misothan | | | 1679 * | SRI | 0.50 | 1 | -0.42 | 20 | -8.40 | | * 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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