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Individual Calculations February 2023 |
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| Kodithuwakku, K K Dinujaya Total change: -24.90 | |   |
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| Asia Schools CC 2022- U 15 O | Kaluthara | SRI | 2022-12-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1397 | 1405 | 5.00 | 9 | 0.26 | 30 | 7.80 | |
|  Gunawardena, E R Thyagi | | | 1159 | SRI | 1.00 | 1 | 0.19 | 30 | 5.70 | |  Shadhursshaan, R | | | 1772 | IND | 0.00 | 1 | -0.10 | 30 | -3.00 | | | Akuratiya, A G Javindi Avarjana | | | 1308 | SRI | 1.00 | 1 | 0.37 | 30 | 11.10 | | | Herath, H M J R | | | 1278 | SRI | 0.50 | 1 | -0.17 | 30 | -5.10 | | | Wilvalaarachchi, Oneli Omaya | | | 1343 | SRI | 1.00 | 1 | 0.41 | 30 | 12.30 | | | Senevirathne, S D B K | | | 1696 | SRI | 0.00 | 1 | -0.15 | 30 | -4.50 | | | Ramanayake, Nemindi Linaya | | | 1365 | SRI | 1.00 | 1 | 0.44 | 30 | 13.20 | | | Bhavanan, J | | | 1290 | SRI | 0.00 | 1 | -0.66 | 30 | -19.80 | | | Weerasekara, Dinul Vinsitha | | | 1358 | SRI | 0.50 | 1 | -0.07 | 30 | -2.10 | |
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 |
| 1258 | 1405 | 5.50 | 8 | -0.07 | 30 | -2.10 | |
| | Welege , Imantha Lakshan | | | 1121 | SRI | 1.00 | 1 | 0.16 | 30 | 4.80 | | | Chandrasiri, L S D | | | 1200 | SRI | 1.00 | 1 | 0.24 | 30 | 7.20 | | | Sivathanujan, S | | | 1849 | SRI | 0.00 | 1 | -0.06 | 30 | -1.80 | | | Wijesinghe, W A M C | | | 1176 | SRI | 1.00 | 1 | 0.21 | 30 | 6.30 | | | Fernando, W K B Thumula Theekshan | | | 1213 | SRI | 0.50 | 1 | -0.25 | 30 | -7.50 | | | De Silva, Wijemuni Yomesh Lakshan | | | 1237 | SRI | 0.00 | 1 | -0.72 | 30 | -21.60 | | | Rodrigo, Lohas Dewmina | | | 1127 | SRI | 1.00 | 1 | 0.17 | 30 | 5.10 | | | Siriwimala , Sanula Vihas | | | 1143 | SRI | 1.00 | 1 | 0.18 | 30 | 5.40 | |
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 |
| 1366 | 1405 | 2.50 | 6 | -1.02 | 30 | -30.60 | |
| | Bentharaarachchi, B D Daksha Hans | | | 1136 | SRI | 1.00 | 1 | 0.17 | 30 | 5.10 | | | Galappaththi, Chinthaka Anuruddh | f | | 1996 | SRI | 1.00 | 1 | 0.98 | 30 | 29.40 | | | Prabajith, Asela | | | 1690 | SRI | 0.00 | 1 | -0.16 | 30 | -4.80 | | | Weheragoda, H A Menula | | | 1136 | SRI | 0.00 | 1 | -0.83 | 30 | -24.90 | | | Fernando, Diyon Senuth Randilu | | | 1072 | SRI | 0.50 | 1 | -0.38 | 30 | -11.40 | | | Wimalagunasekara, D Nithwara | | | 1165 | SRI | 0.00 | 1 | -0.80 | 30 | -24.00 | |
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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