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Individual Calculations February 2019 |
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| Perera, Maharage Tharuka Thin Total change: 0.00 | |   |
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| Sri Lanka National Youth Championship 2018 - Under 11 | Colombo | SRI | 2018-12-27 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 1037 | 0 | 1.00 | 4 | 0.00 | 844 | | 0.00 | |
|  Wimalasiri, Ransith Pabalu | | | 1106 | SRI | 0.00 | 1 | 0.00 | | 0.00 | | | Wickramasinghe, Nuran I | | | 1037 | SRI | 0.00 | 1 | 0.00 | | 0.00 | | | Dissanayaka, D A K N R | | | 1001 | SRI | 0.50 | 1 | 0.00 | | 0.00 | |  Mapitigamaarachchi, S M | | | 1002 | 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) | | | | 7th Kaluthara Chess Festival 2019 | Kaluthara | SRI | 2019-01-11 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 1082 | 0 | 1.00 | 4 | 0.00 | 889 | | 0.00 | |
| | Hansima, Charitha Kumari | | | 1126 | SRI | 0.00 | 1 | 0.00 | | 0.00 | | | Gamage, Sanula Udan | | | 1054 | SRI | 0.50 | 1 | 0.00 | | 0.00 | | | Perera, M T N | | | 1027 | SRI | 0.50 | 1 | 0.00 | | 0.00 | | | Baratha Yomal, N W A | | | 1122 | 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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