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Individual Calculations August 2023 |
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| Waidyasekara, R H Risara Geeneth Total change: 32.80 | |   |
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| Sri Lanka Open Chess Championship 2023 | Colombo | SRI | 2023-06-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1405 | 1130 | 2.00 | 6 | 0.82 | 40 | 32.80 | |
|  Kopithan, Sabapathipillai | | | 1526 | SRI | 0.50 | 1 | 0.42 | 40 | 16.80 | |  Peiris, H Pevinya | | wf | 1634 | SRI | 0.50 | 1 | 0.46 | 40 | 18.40 | | | Sathmina, S L Lalindu | | | 1418 | SRI | 0.00 | 1 | -0.16 | 40 | -6.40 | | | Leelarathne, G G D P | | | 1318 | SRI | 0.50 | 1 | 0.24 | 40 | 9.60 | | | Sandaruwan, K E Dineth | | | 1197 | SRI | 0.50 | 1 | 0.09 | 40 | 3.60 | | | Labunahewage, Dulein Bimsath | | | 1339 | SRI | 0.00 | 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) | | |
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