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Individual Calculations January 2020 |
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| Rajapaksha, Sandina Total change: -28.40 | |   |
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| 11th Ethugalpura International Chess Championship 2019 | Kurunegala | SRI | 2019-11-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1292 | 1080 | 0.00 | 3 | -0.71 | 40 | -28.40 | |
|  Mannaperuma, M M Pamudu Thamara | | | 1216 | SRI | 0.00 | 1 | -0.32 | 40 | -12.80 | | | Wijerathne, L M S D | | | 1379 | SRI | 0.00 | 1 | -0.15 | 40 | -6.00 | | | Ekanayake, Nipuna Ravindra | | | 1282 | SRI | 0.00 | 1 | -0.24 | 40 | -9.60 | |
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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