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Individual Calculations February 2023 |
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| Senevirathne, D C B K Total change: 114.40 | |   |
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| Ethugalpura Open International Rating Chess Championships 2022 | Kurunegala | SRI | 2022-12-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1483 | 1374 | 4.50 | 6 | 2.06 | 40 | 82.40 | |
|  Gunasekara, Aritha Chanthula Abes | | | 1079 | SRI | 1.00 | 1 | 0.15 | 40 | 6.00 | |  De Silva, B P Chanthuli Thanishka | | | 1373 | SRI | 1.00 | 1 | 0.50 | 40 | 20.00 | | | Chandrasiri, L S D | | | 1200 | SRI | 1.00 | 1 | 0.27 | 40 | 10.80 | | | De Silva, Osheen | | | 1763 | SRI | 0.50 | 1 | 0.41 | 40 | 16.40 | | | Gunawardhana, Devindya Oshini | | | 1574 | SRI | 1.00 | 1 | 0.76 | 40 | 30.40 | | | Amarasinghe, A A C B | c | | 1908 | SRI | 0.00 | 1 | -0.03 | 40 | -1.20 | |
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) | | | | Kandy Open International Rating Chess Championships 2022 | Kandy | SRI | 2022-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1334 | 1374 | 5.50 | 8 | 0.80 | 40 | 32.00 | |
| | Meedeniya, Ravindu Malintha | | | 1130 | SRI | 1.00 | 1 | 0.20 | 40 | 8.00 | | | Weerawardane, Romesh | m | | 1919 | SRI | 0.50 | 1 | 0.47 | 40 | 18.80 | | | Bandara, Dhanushka | | | 1852 | SRI | 0.00 | 1 | -0.05 | 40 | -2.00 | | | Piyathilaka, Oshadhi Ruwanya | | | 1099 | SRI | 0.50 | 1 | -0.33 | 40 | -13.20 | | | Wickramasuriya, Diheli Sethnara | | | 1094 | SRI | 1.00 | 1 | 0.16 | 40 | 6.40 | | | Sugathadasa, Sasiru Hansana | | | 1132 | SRI | 0.50 | 1 | -0.30 | 40 | -12.00 | | | De Silva, B P Chanthuli Thanishka | | | 1373 | SRI | 1.00 | 1 | 0.50 | 40 | 20.00 | | | Fernando, Diyon Senuth Randilu | | | 1072 | SRI | 1.00 | 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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