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Individual Calculations January 2024 |
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| Rodrigo, Lohas Dewmina Total change: 39.20 | |   |
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| Ehugalpura International Open Chess Championship 2023 | Kurunegala | SRI | 2023-12-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1446 | 1120 | 1.50 | 4 | 0.98 | 40 | 39.20 | |
|  Rathnayake, R M Dulinma Hemalni | | | 1533 | SRI | 0.00 | 1 | -0.07 | 40 | -2.80 | | | Mudalige, S M I Umandi | | | 1397 | SRI | 0.50 | 1 | 0.33 | 40 | 13.20 | |  Dassanayake, Tharusha Samadhi | | | 1452 | SRI | 0.50 | 1 | 0.38 | 40 | 15.20 | | | Sandaruwan, K E Dineth | | | 1402 | SRI | 0.50 | 1 | 0.34 | 40 | 13.60 | |
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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