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Individual Calculations June 2023 |
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| Damsara , K D Dineth 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 |
| 1258 | 0 | 0.00 | 2 | 0.00 | 458 | | 0.00 | |
|  Sanviru, G H A Dulnith | | | 1272 | SRI | 0.00 | 1 | 0.00 | | 0.00 | | | Karunarathne, D D W Gamini | | | 1243 | 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) | | | | Sri Lanka National Youth Chess Championship 2023 - Under 12Yrs Open | Colombo | SRI | 2023-04-06 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 1064 | 0 | 1.00 | 3 | 0.00 | 939 | | 0.00 | |
| | Narasinghage, Kulunu Kumudana Ura | | | 1049 | SRI | 0.50 | 1 | 0.00 | | 0.00 | |  Withanage, Mahiru Mihimeth | | | 1020 | SRI | 0.50 | 1 | 0.00 | | 0.00 | | | Weerathunga, Kavinu Sathnura | | | 1123 | 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 |
| 1588 | 0 | 0.00 | 2 | 0.00 | 788 | | 0.00 | |
| | Sivathanujan, S | | | 1809 | SRI | 0.00 | 1 | 0.00 | | 0.00 | | | Akuratiya, A G Javindi Avarjana | | | 1366 | 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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