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Individual Calculations February 2023 |
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| Fernando, Diyon Senuth Randilu Total change: -6.00 | |   |
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| CFSL Golden Jubilee International Rating Chess Tournament 2022 | Colombo | SRI | 2022-11-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1171 | 1072 | 2.00 | 7 | -0.62 | 40 | -24.80 | |
|  Fernando, Mayon Dinuth Mindula | | | 1138 | SRI | 0.50 | 1 | 0.09 | 40 | 3.60 | |  Amarathunga, Kosala Sandeepa Cham | | | 1389 | SRI | 0.00 | 1 | -0.13 | 40 | -5.20 | | | Wadduwage, Thamindu Upeksha | | | 1057 | SRI | 0.00 | 1 | -0.52 | 40 | -20.80 | | | Nawanjana, R A Thaweesha | | | 1162 | SRI | 0.00 | 1 | -0.38 | 40 | -15.20 | | | Bimansa, D G Jayandi | | | 1128 | SRI | 0.00 | 1 | -0.42 | 40 | -16.80 | | | Liyanage, D Sathini Disathna | | | 1089 | SRI | 0.50 | 1 | 0.02 | 40 | 0.80 | | | Kodithuwakku, K A Chathura Basuru | | | 1235 | SRI | 1.00 | 1 | 0.72 | 40 | 28.80 | |
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 Open International Rating Chess Championships 2022 | Kurunegala | SRI | 2022-12-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1365 | 1072 | 0.00 | 1 | -0.15 | 40 | -6.00 | |
| | Ramanayake, Nemindi Linaya | | | 1365 | SRI | 0.00 | 1 | -0.15 | 40 | -6.00 | |
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) | | | | Kandy Open International Rating Chess Championships 2022 | Kandy | SRI | 2022-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1380 | 1072 | 1.50 | 5 | 0.79 | 40 | 31.60 | |
| | Pradeep, Nishantha | | | 1356 | SRI | 0.00 | 1 | -0.16 | 40 | -6.40 | | | Senarathne, A A H M B | | | 1432 | SRI | 0.00 | 1 | -0.10 | 40 | -4.00 | | | Kodithuwakku, K K Dinujaya | | | 1405 | SRI | 0.50 | 1 | 0.38 | 40 | 15.20 | | | Bimansa, D G Jayandi | | | 1333 | SRI | 1.00 | 1 | 0.82 | 40 | 32.80 | | | Senevirathne, D C B K | | | 1374 | SRI | 0.00 | 1 | -0.15 | 40 | -6.00 | |
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) | | | | Kaluthara International Chess Festival 2023 | Kaluthara | SRI | 2023-01-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1529 | 1072 | 0.00 | 2 | -0.17 | 40 | -6.80 | |
| | Madushanka, Harsha | | | 1691 | SRI | 0.00 | 1 | -0.02 | 40 | -0.80 | | | Hettiarachchi, D W K | | | 1366 | SRI | 0.00 | 1 | -0.15 | 40 | -6.00 | |
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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