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Individual Calculations August 2023 |
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| Kannangara, Ranul Insitha Total change: 10.40 | |   |
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| Sri Lanka Open Chess Championship 2023 | Colombo | SRI | 2023-06-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1306 | 1153 | 1.50 | 4 | 0.26 | 40 | 10.40 | |
|  Attale, Himansa N. Abeyratne | | | 1106 | SRI | 1.00 | 1 | 0.43 | 40 | 17.20 | |  Chamathka, W A Chethani | | | 1326 | SRI | 0.50 | 1 | 0.23 | 40 | 9.20 | | | Sanuda, Rehan | | | 1342 | SRI | 0.00 | 1 | -0.25 | 40 | -10.00 | | | Liyanage, B K D | | | 1449 | SRI | 0.00 | 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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