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Individual Calculations June 2023 |
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| Mallawaarachchi, Nethumi Nulara Total change: 0.00 | |   |
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| Supr Knights Open International Rating Chess Championship 2023 | Colombo | SRI | 2023-04-01 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 1119 | 0 | 2.50 | 6 | 0.00 | 1062 | | 0.00 | |
|  Buddima, A Chenuka | | | 1139 | SRI | 0.50 | 1 | 0.00 | | 0.00 | |  Silva, Thevindu | | | 1162 | SRI | 1.00 | 1 | 0.00 | | 0.00 | | | Perera , A A Senuth Thewsas | | | 1217 | SRI | 0.00 | 1 | 0.00 | | 0.00 | | | Wariyapola, Anulya Ayasari | | | 1081 | SRI | 0.50 | 1 | 0.00 | | 0.00 | | | Jayaweera, Risali Lohasna | | | 1061 | SRI | 0.00 | 1 | 0.00 | | 0.00 | | | Perera, G G U Nawathma | | | 1051 | SRI | 0.50 | 1 | 0.00 | | 0.00 | |
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) | | | | Sri Lanka National Youth Chess Championship 2023 - Under 14Yrs Girls | Colombo | SRI | 2023-04-06 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 1152 | 0 | 0.00 | 3 | 0.00 | 352 | | 0.00 | |
| | Karunasena, H G M K Saheli Onaya | | | 1122 | SRI | 0.00 | 1 | 0.00 | | 0.00 | | | Epa, Yehara Yethmini | | | 1324 | SRI | 0.00 | 1 | 0.00 | | 0.00 | | | Umandini, M W Tinushi | | | 1011 | SRI | 0.00 | 1 | 0.00 | | 0.00 | |
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) | | | | Colombo International Chess Festival 2023 | Colombo | SRI | 2023-05-12 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 1118 | 0 | 0.00 | 3 | 0.00 | 318 | | 0.00 | |
| | Pathirana, W P Keshara Viraj | | | 1211 | SRI | 0.00 | 1 | 0.00 | | 0.00 | | | Gomes, J Vaneesha Oshini | | | 1063 | SRI | 0.00 | 1 | 0.00 | | 0.00 | | | Vandabona, Dinada Akein | | | 1079 | SRI | 0.00 | 1 | 0.00 | | 0.00 | |
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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