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Individual Calculations February 2019 |
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| Jayaweera, Vihini Sahansa Total change: 0.00 | |   |
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| Sri Lanka National Youth Chess Championship 2018 Under - 11 years Girls | Colombo | SRI | 2018-12-27 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 1078 | 0 | 1.00 | 3 | 0.00 | 953 | | 0.00 | |
|  Akuratiya, A G Javindi Avarjana | | | 1129 | SRI | 0.00 | 1 | 0.00 | | 0.00 | | | Perera, M C Ayeka | | | 1081 | SRI | 0.00 | 1 | 0.00 | | 0.00 | |  Vandort, Maria | | | 1025 | SRI | 1.00 | 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) | | | | 7th Kaluthara Chess Festival 2019 | Kaluthara | SRI | 2019-01-11 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 1222 | 0 | 1.00 | 5 | 0.00 | 982 | | 0.00 | |
| | Sanudula, K M Dahamdi | | wc | 1375 | SRI | 0.00 | 1 | 0.00 | | 0.00 | | | Sanuda, Rehan | | | 1148 | SRI | 0.00 | 1 | 0.00 | | 0.00 | | | Weerakoon, Devuja S | | | 1348 | SRI | 0.00 | 1 | 0.00 | | 0.00 | | | Baratha Yomal, N W A | | | 1122 | SRI | 0.00 | 1 | 0.00 | | 0.00 | | | Alwis, Jenuki | | | 1116 | SRI | 1.00 | 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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