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Individual Calculations February 2023 |
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| Ayansa, O M D Pahanmee Minthuli Total change: -5.20 | |   |
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| Asia Schools CC 2022- U 11 G | Kaluthara | SRI | 2022-12-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1275 | 1175 | 2.50 | 6 | 0.19 | 40 | 7.60 | |
|  Gunawardhana, Devindya Oshini | | | 1574 | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Vishaleni, U | | | 1091 | SRI | 0.50 | 1 | -0.12 | 40 | -4.80 | | | Aishath, Iva Hassan | | | 1152 | MDV | 1.00 | 1 | 0.47 | 40 | 18.80 | | | Uyangalyankhua, Batzaya | | | 1259 | MGL | 0.00 | 1 | -0.38 | 40 | -15.20 | | | De Silva, B P Chanthuli Thanishka | | | 1373 | SRI | 0.00 | 1 | -0.24 | 40 | -9.60 | | | Tileuzhan, Aizhan | | | 1202 | KAZ | 1.00 | 1 | 0.54 | 40 | 21.60 | |
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) | | | | Kandy Open International Rating Chess Championships 2022 | Kandy | SRI | 2022-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1604 | 1175 | 0.00 | 1 | -0.07 | 40 | -2.80 | |
| | Iddagoda, Nikitha | | | 1604 | SRI | 0.00 | 1 | -0.07 | 40 | -2.80 | |
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) | | | | Kaluthara International Chess Festival 2023 | Kaluthara | SRI | 2023-01-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1368 | 1175 | 0.00 | 1 | -0.25 | 40 | -10.00 | |
| | Hettiarachchi, Jeewantha Aloka | | | 1368 | SRI | 0.00 | 1 | -0.25 | 40 | -10.00 | |
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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