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Individual Calculations February 2023 |
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| Senarathna, Chamithu Dewwin Total change: 53.20 | |   |
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| Kandy Open International Rating Chess Championships 2022 | Kandy | SRI | 2022-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1299 | 1026 | 2.50 | 6 | 1.38 | 40 | 55.20 | |
|  Suranjith, K W A | | | 1547 | SRI | 0.00 | 1 | -0.03 | 40 | -1.20 | |  Jayasundara, J M Theruni V | | | 1240 | SRI | 0.00 | 1 | -0.23 | 40 | -9.20 | | | Ranasinghe, R A Lihini Himansa | | | 1197 | SRI | 1.00 | 1 | 0.73 | 40 | 29.20 | | | Kajenthiran, T | | | 1253 | SRI | 0.50 | 1 | 0.29 | 40 | 11.60 | | | Akuratiya, A G Javindi Avarjana | | | 1308 | SRI | 0.00 | 1 | -0.16 | 40 | -6.40 | | | Koswattage, Biman | | | 1249 | SRI | 1.00 | 1 | 0.78 | 40 | 31.20 | |
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 |
| 1503 | 1026 | 0.00 | 1 | -0.05 | 40 | -2.00 | |
| | Sooriyaarachchi, Isuru Madusha | | | 1503 | SRI | 0.00 | 1 | -0.05 | 40 | -2.00 | |
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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