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Individual Calculations November 2023 |
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| Sathsilu, P M Menuka Total change: 15.20 | |   |
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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 |
| 1377 | 1134 | 0.50 | 3 | -0.11 | 40 | -4.40 | |
|  Minsara, S D Sadev | | | 1353 | SRI | 0.00 | 1 | -0.22 | 40 | -8.80 | | | Wimalarathne, K G | | | 1467 | SRI | 0.50 | 1 | 0.38 | 40 | 15.20 | | | Godagampala, G D Minuja Hansana | | | 1312 | SRI | 0.00 | 1 | -0.27 | 40 | -10.80 | |
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) | | | | Kandy Open International Rating Chess Championships 2023 | Kandy | SRI | 2023-09-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1380 | 1134 | 1.50 | 5 | 0.49 | 40 | 19.60 | |
|  Adansooriya, B A | | | 1333 | SRI | 1.00 | 1 | 0.76 | 40 | 30.40 | | | Lavanga, D Binuka | | | 1471 | SRI | 0.50 | 1 | 0.38 | 40 | 15.20 | | | Gunarathne, Senila Amaneth | c | | 1353 | SRI | 0.00 | 1 | -0.22 | 40 | -8.80 | | | Mudalige, S M I Umandi | | | 1449 | SRI | 0.00 | 1 | -0.14 | 40 | -5.60 | | | Peiris, P Gimshan Sathsara | | | 1295 | SRI | 0.00 | 1 | -0.29 | 40 | -11.60 | |
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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