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Individual Calculations February 2020 |
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| Mayadunna, D Thimesh Total change: -4.80 | |   |
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| Sri Lanka National Youth Chess Championship 2019 - Under 13 years | Colombo | SRI | 2019-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1280 | 1040 | 0.50 | 3 | -0.12 | 40 | -4.80 | |
|  Palangoda, U P G M Sasmitha | | | 1325 | SRI | 0.50 | 1 | 0.34 | 40 | 13.60 | |  Gamage, Mesanda | | | 1343 | SRI | 0.00 | 1 | -0.14 | 40 | -5.60 | | | Wijesooriya, Senithu Minath | | | 1172 | SRI | 0.00 | 1 | -0.32 | 40 | -12.80 | |
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) | | |
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