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Rapid:
Individual Calculations May 2019 |
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| Weerathungalage, W D Malisha Sasv Total change: -21.40 | |   |
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| Sri Lanka National Youth Rapid Chess Championship 2019 - Under 10 Open | Colombo | SRI | 2019-03-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1143 | 1103 | 1.00 | 2 | 0.11 | 20 | 2.20 | |
|  Senevirathne, D C B K | | | 1044 | SRI | 1.00 | 1 | 0.42 | 20 | 8.40 | |  Induwara, T H D Thisarindu | | | 1241 | SRI | 0.00 | 1 | -0.31 | 20 | -6.20 | |
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) | | | | Asian Youth Rapid Chess Championship 2019 - Under 10 Open | Colombo | SRI | 2019-04-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1186 | 1103 | 0.00 | 3 | -1.18 | 20 | -23.60 | |
| | Zhenishbekov, Alisher | | | 1277 | KGZ | 0.00 | 1 | -0.27 | 20 | -5.40 | | | Wijewickrama, Ayod Induwara | | | 1017 | SRI | 0.00 | 1 | -0.62 | 20 | -12.40 | | | Chan, Wang Ip Boris | | | 1265 | HKG | 0.00 | 1 | -0.29 | 20 | -5.80 | |
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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