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Individual Calculations February 2023 |
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| Dissanayake, P W A S Total change: 0.00 | |   |
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| Ethugalpura Open International Rating Chess Championships 2022 | Kurunegala | SRI | 2022-12-20 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 1177 | 0 | 1.50 | 6 | 0.00 | 984 | | 0.00 | |
|  Wilvalaarachchi, Oneli Omaya | | | 1343 | SRI | 0.00 | 1 | 0.00 | | 0.00 | |  Rajawasala, R U D Janith Dulmina | | | 1161 | SRI | 0.00 | 1 | 0.00 | | 0.00 | | | Samaraweera, S M Sethika Hansira | | | 1144 | SRI | 0.50 | 1 | 0.00 | | 0.00 | | | Viranya, A R M V | | | 1146 | SRI | 0.00 | 1 | 0.00 | | 0.00 | | | Senanayake, S M N Yasara | | | 1025 | SRI | 1.00 | 1 | 0.00 | | 0.00 | | | Herath , H M A | | | 1244 | 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) | | | | Kandy Open International Rating Chess Championships 2022 | Kandy | SRI | 2022-12-27 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 1226 | 0 | 2.50 | 6 | 0.00 | 1169 | | 0.00 | |
| | Aluvihare, Samadi | | | 1276 | SRI | 0.50 | 1 | 0.00 | | 0.00 | | | Kajenthiran, T | | | 1253 | SRI | 0.50 | 1 | 0.00 | | 0.00 | | | Wanigarathne, K A N | | | 1236 | SRI | 0.50 | 1 | 0.00 | | 0.00 | | | Wijesinghe, W A M C | | | 1176 | SRI | 0.50 | 1 | 0.00 | | 0.00 | | | Koswattage, Biman | | | 1249 | SRI | 0.50 | 1 | 0.00 | | 0.00 | | | Rajapaksa, Minagi | | | 1164 | 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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