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Individual Calculations February 2023 |
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| Dissanayake, D A Thavinsa Archani Total change: 8.80 | |   |
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| Asia Schools CC 2022- U 17 G | Kaluthara | SRI | 2022-12-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1241 | 1096 | 2.00 | 7 | -0.48 | 40 | -19.20 | |
|  Gamage, B K Sayumi Hasithma | | | 1535 | SRI | 0.00 | 1 | -0.06 | 40 | -2.40 | | | Bazarbaeva, Saadat | | | 1567 | KGZ | 0.00 | 1 | -0.05 | 40 | -2.00 | |  Bakmeewewa, L C | | | 1060 | SRI | 0.00 | 1 | -0.55 | 40 | -22.00 | | | Bandara, Lakshika Sathsarani | | | 1014 | SRI | 0.50 | 1 | -0.11 | 40 | -4.40 | | | Thariniga, N | | | 1036 | SRI | 1.00 | 1 | 0.42 | 40 | 16.80 | | | Kumarasinghe, Minuli | | | 1200 | SRI | 0.50 | 1 | 0.14 | 40 | 5.60 | | | Gamage, M Nuwanthi Silva | | | 1275 | SRI | 0.00 | 1 | -0.27 | 40 | -10.80 | |
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) | | | | Ethugalpura Open International Rating Chess Championships 2022 | Kurunegala | SRI | 2022-12-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1341 | 1096 | 1.50 | 4 | 0.70 | 40 | 28.00 | |
| | Desurra, G P Damsilu | | | 1302 | SRI | 0.00 | 1 | -0.24 | 40 | -9.60 | | | Sandaruwan, M G Ravindu | | | 1430 | SRI | 0.50 | 1 | 0.38 | 40 | 15.20 | | | Dissanayake, D M Madushan Sameera | | | 1278 | SRI | 1.00 | 1 | 0.74 | 40 | 29.60 | | | Abeyrathne, K W A M G Dinod Uthsa | | | 1354 | SRI | 0.00 | 1 | -0.18 | 40 | -7.20 | |
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) | | |
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