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Individual Calculations February 2023 |
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| Premarathne, W M Lavindu Sohas Total change: -36.80 | |   |
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| Asia Schools CC 2022- U 11 O | Kaluthara | SRI | 2022-12-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1265 | 1159 | 1.50 | 6 | -1.13 | 40 | -45.20 | |
|  Keneshbekov, Elim | | | 1859 | KGZ | 0.00 | 1 | -0.01 | 40 | -0.40 | |  Kannangara, Ranul Insitha | | | 1080 | SRI | 1.00 | 1 | 0.39 | 40 | 15.60 | | | Wickramasinghe, V W A Vinuda Vidm | | | 1422 | SRI | 0.00 | 1 | -0.18 | 40 | -7.20 | | | Weerathunga, Kavinu Sathnura | | | 1041 | SRI | 0.00 | 1 | -0.66 | 40 | -26.40 | | | Bentharaarachchi, B D Daksha Hans | | | 1136 | SRI | 0.00 | 1 | -0.53 | 40 | -21.20 | | | Pattikara, Nithum | | | 1054 | SRI | 0.50 | 1 | -0.14 | 40 | -5.60 | |
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) | | | | Ethugalpura Open International Rating Chess Championships 2022 | Kurunegala | SRI | 2022-12-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1579 | 1159 | 0.00 | 2 | -0.18 | 40 | -7.20 | |
| | Senevirathne, S D B K | | | 1696 | SRI | 0.00 | 1 | -0.03 | 40 | -1.20 | | | Kulathilake, S M M P | | | 1461 | SRI | 0.00 | 1 | -0.15 | 40 | -6.00 | |
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) | | | | Kandy Open International Rating Chess Championships 2022 | Kandy | SRI | 2022-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1452 | 1159 | 1.00 | 4 | 0.39 | 40 | 15.60 | |
| | Abeysinghe, H M H Janandani | | | 1490 | SRI | 1.00 | 1 | 0.88 | 40 | 35.20 | | | Alwela, Senuja Thimeth | | | 1454 | SRI | 0.00 | 1 | -0.15 | 40 | -6.00 | | | Sandaruwan, M G Ravindu | | | 1430 | SRI | 0.00 | 1 | -0.17 | 40 | -6.80 | | | Senarathne, A A H M B | | | 1432 | SRI | 0.00 | 1 | -0.17 | 40 | -6.80 | |
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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