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Individual Calculations February 2018 |
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| Sesadi, U Thewni Total change: 0.00 | |   |
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| Sri Lanka National Youth Chess Championship 2017 and 2018 Under - 15 years Girls | Colombo | SRI | 2017-12-27 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 1171 | 0 | 2.50 | 6 | 0.00 | 1114 | | 0.00 | |
|  Chamathka, Weerasinghe A Chethan | | | 1258 | SRI | 0.00 | 1 | 0.00 | | 0.00 | |  Abeysinghe, A M Srimali P | | | 1128 | SRI | 1.00 | 1 | 0.00 | | 0.00 | | | Irunika, S D Aruni | | | 1192 | SRI | 0.50 | 1 | 0.00 | | 0.00 | | | Ranishani, W A Sandaru | | | 1179 | SRI | 0.50 | 1 | 0.00 | | 0.00 | | | Idamewattha, I W S S | | | 1171 | SRI | 0.00 | 1 | 0.00 | | 0.00 | | | Godakumbara, Aruni Kawshalya | | | 1099 | SRI | 0.50 | 1 | 0.00 | | 0.00 | |
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) | | | | 22nd Battle of the Kings Inter School Team Chess Championship 2018 | Colombo | SRI | 2018-01-19 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 1149 | 0 | 0.00 | 2 | 0.00 | 349 | | 0.00 | |
| | Devnaka, Chamin | | | 1238 | SRI | 0.00 | 1 | 0.00 | | 0.00 | | | Peiris, P Adithya Shenali | | | 1060 | SRI | 0.00 | 1 | 0.00 | | 0.00 | |
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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