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Individual Calculations February 2020 |
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| Gamage, B K Sayumi Hasithma Total change: 11.60 | |   |
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| Kaluthara International Chess Festival 2020 | Kaluthara | SRI | 2020-01-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1391 | 1113 | 1.00 | 4 | 0.29 | 40 | 11.60 | |
|  Liyanage, Pesandu Rashmitha | | | 1513 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Udumullage, Senuja Dilmith | | | 1439 | SRI | 0.50 | 1 | 0.37 | 40 | 14.80 | |  Gamarathne, Oneth | | | 1359 | SRI | 0.50 | 1 | 0.31 | 40 | 12.40 | | | Rathnayaka, Minaga Yethmin | | | 1253 | SRI | 0.00 | 1 | -0.31 | 40 | -12.40 | | | * 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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