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Individual Calculations March 2024 |
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| De Silva, Chamindra Total change: -52.60 | |   |
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| Kaluthara Chess Festival 2024 | Kaluthara | SRI | 2024-01-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1123 | 1476 | 2.50 | 5 | -1.92 | 20 | -38.40 | |
|  Ethkandura, Amila Nimsara | | | 1076 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Perera, S P Sanuli Yehansa | | | 1186 | SRI | 0.00 | 1 | -0.84 | 20 | -16.80 | | | Senarathna, B Hiruka Hansana | | | 1049 | SRI | 0.00 | 1 | -0.93 | 20 | -18.60 | | | Perera, W Chamoth Chiranda | | | 1105 | SRI | 1.00 | 1 | 0.10 | 20 | 2.00 | | | Sendanayake, Anujana Hasandi | | | 1200 | SRI | 0.50 | 1 | -0.33 | 20 | -6.60 | | | * 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) | | | | Sri Lanka Women's National Major Division Chess Championships 2024 - Western Province | Colombo | SRI | 2024-02-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1263 | 1476 | 4.50 | 7 | -0.71 | 20 | -14.20 | |
| | Fernando, Susewage Vihansa Methul | | | 1076 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Rehansa, H P Chanuli | | | 1169 | SRI | 1.00 | 1 | 0.14 | 20 | 2.80 | | | De Silva, B P Chanthuli Thanishka | | | 1226 | SRI | 0.50 | 1 | -0.31 | 20 | -6.20 | | | Bimansa, D G Jayandi | | | 1263 | SRI | 0.00 | 1 | -0.77 | 20 | -15.40 | | | Jayathissa, J Y | | | 1129 | SRI | 1.00 | 1 | 0.11 | 20 | 2.20 | | | Alwis, H Sandithi Kusalya | | | 1393 | SRI | 0.50 | 1 | -0.11 | 20 | -2.20 | | | Abeysinghe, H M H Janandani | | | 1587 | SRI | 0.50 | 1 | 0.15 | 20 | 3.00 | | | * 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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