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Individual Calculations September 2019 |
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| Gunawardhana, Devinya Oshini Total change: 0.00 | |   |
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| 4th SSC Open International Rating chess Championship 2019 | Matara | SRI | 2019-08-03 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 1428 | 0 | 0.00 | 2 | 0.00 | 628 | | 0.00 | |
|  Walisundara, W M U | | | 1681 | SRI | 0.00 | 1 | 0.00 | | 0.00 | | | Palihakkara, Nihindu Bimsath | | | 1174 | 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) | | | | 9th Kandy Open International Chess Festival 2019 | Kandy | SRI | 2019-08-22 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 1493 | 0 | 0.00 | 2 | 0.00 | 693 | | 0.00 | |
|  Kolomwe, Willian | | | 1753 | ZAM | 0.00 | 1 | 0.00 | | 0.00 | | | Jayaweera, S D Kavinda Nishan | | | 1232 | 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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