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Individual Calculations February 2020 |
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| Perera, M N Akash Total change: 13.60 | |   |
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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 |
| 1161 | 1176 | 3.50 | 6 | 0.34 | 40 | 13.60 | |
|  Perera, M S Anuk | | | 1022 | SRI | 0.50 | 1 | -0.21 | 40 | -8.40 | |  Akash, P A Oditha | | | 1430 | SRI | 0.00 | 1 | -0.19 | 40 | -7.60 | | | Kularathna, Pulindu | | | 1047 | SRI | 1.00 | 1 | 0.33 | 40 | 13.20 | | | Induwara, R Anupa | | | 1031 | SRI | 1.00 | 1 | 0.31 | 40 | 12.40 | | | Sandaruwan, M G Ravindu | | | 1389 | SRI | 0.00 | 1 | -0.23 | 40 | -9.20 | | | Wimalagunasekara, D Nithwara | | | 1047 | SRI | 1.00 | 1 | 0.33 | 40 | 13.20 | |
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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