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Individual Calculations August 2023 |
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| Alwis, Jenuki Total change: 19.20 | |   |
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| Sri Lanka Open Chess Championship 2023 | Colombo | SRI | 2023-06-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1440 | 1223 | 1.00 | 4 | -0.29 | 40 | -11.60 | |
|  Hansada, J G Disindu | | | 1409 | SRI | 0.00 | 1 | -0.26 | 40 | -10.40 | | | Sathmina, S L Lalindu | | | 1418 | SRI | 0.00 | 1 | -0.25 | 40 | -10.00 | | | Pitigala, Chandra Sudarman S. | | | 1917 | SRI | 0.00 | 1 | -0.01 | 40 | -0.40 | |  Meegahage, Savithu Sithew | | | 1016 | SRI | 1.00 | 1 | 0.23 | 40 | 9.20 | |
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 Schools Chess Championship U13 Girls | Tashkent | UZB | 2023-07-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1361 | 1288 | 4.50 | 9 | 0.77 | 40 | 30.80 | |
| | Sezdbekova, Aizhan | | | 1680 | KGZ | 0.50 | 1 | 0.42 | 40 | 16.80 | | | Azjargal, Chinzorigt | | | 1236 | MGL | 0.00 | 1 | -0.57 | 40 | -22.80 | | | Nurillaeva, Nilufar | | | 1263 | UZB | 1.00 | 1 | 0.47 | 40 | 18.80 | | | Muhamova, Arzygul | | | 1300 | TKM | 1.00 | 1 | 0.52 | 40 | 20.80 | | | Jumanazarova, Osiyo | | | 1285 | UZB | 0.50 | 1 | 0.00 | 40 | 0.00 | | | Davlatova, Sevinch | | | 1287 | UZB | 0.50 | 1 | 0.00 | 40 | 0.00 | | | Jumaeva, Malika | | | 1512 | UZB | 0.00 | 1 | -0.22 | 40 | -8.80 | | | Sattarova, Shaxrizoda | | | 1249 | UZB | 0.00 | 1 | -0.55 | 40 | -22.00 | | | Amanzhol, Khanzada | | | 1438 | KAZ | 1.00 | 1 | 0.70 | 40 | 28.00 | |
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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