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Individual Calculations November 2023 |
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| Chandrasiri, R B A Total change: 9.60 | |   |
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| Sri Lanka Junior National Chess Championship 2023 | Kandy | SRI | 2023-08-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1280 | 1224 | 2.50 | 6 | -0.21 | 40 | -8.40 | |
|  Liyanage, K P L | | | 1626 | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Fonseka, Thanura Manthila | | | 1053 | SRI | 1.00 | 1 | 0.27 | 40 | 10.80 | |  Dandeniya, D D L N | | | 1528 | SRI | 0.00 | 1 | -0.14 | 40 | -5.60 | | | Jayathilaka, K M Damiru Menuja | | | 1036 | SRI | 1.00 | 1 | 0.26 | 40 | 10.40 | | | Gangewatte, Sithila Mithashana | | | 1385 | SRI | 0.00 | 1 | -0.29 | 40 | -11.60 | | | Bandaranayake, Thenuga Dilneth | | | 1050 | SRI | 0.50 | 1 | -0.23 | 40 | -9.20 | |
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 2023 | Kandy | SRI | 2023-09-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1226 | 1224 | 4.50 | 8 | 0.45 | 40 | 18.00 | |
| | Karunarathna, Yanula | | | 1078 | SRI | 1.00 | 1 | 0.30 | 40 | 12.00 | | | Galkotuwa, K A R G W D R B G | | | 1430 | SRI | 0.00 | 1 | -0.24 | 40 | -9.60 | | | Fernando, Mayon Dinuth Mindula | | | 1094 | SRI | 1.00 | 1 | 0.32 | 40 | 12.80 | | | Sanjeevarajah, J | | | 1075 | SRI | 1.00 | 1 | 0.30 | 40 | 12.00 | | | Senevirathne, D C B K | | | 1476 | SRI | 0.00 | 1 | -0.19 | 40 | -7.60 | | | Hiyarapitiya, G A | | | 1076 | SRI | 1.00 | 1 | 0.30 | 40 | 12.00 | | | Thennakoon, Disara | | | 1453 | SRI | 0.00 | 1 | -0.21 | 40 | -8.40 | | | Gonawala, B V S D D | | | 1126 | SRI | 0.50 | 1 | -0.13 | 40 | -5.20 | |
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) | | |
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