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Individual Calculations February 2023 |
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| Liyanage, Savinu Suhaswin Total change: 44.00 | |   |
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| Asia Schools CC 2022- U 13 O | Kaluthara | SRI | 2022-12-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1345 | 1324 | 4.50 | 8 | 0.33 | 40 | 13.20 | |
|  Pathirage, Yukitha Kenula Perera | | | 1153 | SRI | 1.00 | 1 | 0.27 | 40 | 10.80 | |  Wijewickrama, Ayod Induwara | | | 1091 | SRI | 0.00 | 1 | -0.79 | 40 | -31.60 | | | Saipriyan, T | | | 1229 | SRI | 1.00 | 1 | 0.37 | 40 | 14.80 | | | Yanakan, P | | | 1251 | SRI | 0.50 | 1 | -0.10 | 40 | -4.00 | | | Sharshenbekov, Emir | | | 1987 | KGZ | 0.00 | 1 | -0.01 | 40 | -0.40 | | | Perera, K Damiru Damsara | | | 1152 | SRI | 1.00 | 1 | 0.27 | 40 | 10.80 | | | Hettiarachchi, Jeewantha Aloka | | | 1368 | SRI | 1.00 | 1 | 0.56 | 40 | 22.40 | | | Weerathungalage, W D Malisha Sasv | | | 1529 | SRI | 0.00 | 1 | -0.24 | 40 | -9.60 | |
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) | | | | Kaluthara International Chess Festival 2023 | Kaluthara | SRI | 2023-01-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1507 | 1324 | 2.50 | 5 | 0.77 | 40 | 30.80 | |
| | Amarasinghe, A A C B | c | | 1908 | SRI | 0.00 | 1 | -0.02 | 40 | -0.80 | | | Premathilaka, W P P G Sampath | | | 1083 | SRI | 1.00 | 1 | 0.20 | 40 | 8.00 | | | Lamahewa, S | | | 1723 | SRI | 0.50 | 1 | 0.42 | 40 | 16.80 | | | Madusanka, L D P | | | 1647 | SRI | 0.00 | 1 | -0.13 | 40 | -5.20 | | | Amarathunga, Piyumi Uthpala | | | 1173 | SRI | 1.00 | 1 | 0.30 | 40 | 12.00 | |
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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