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Blitz:
Individual Calculations February 2023 |
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| Wickramarathne, D Jehan Randil Total change: 30.80 | |   |
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| Ethugalpura Open International Rating blitz Chess Championships 2022 | Kurunegala | SRI | 2022-12-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1325 | 1127 | 2.00 | 4 | 0.99 | 40 | 39.60 | |
|  Dharmasena, W M S S B | | | 1434 | SRI | 0.50 | 1 | 0.36 | 40 | 14.40 | | | Munasinghe, M A D D D | | | 1265 | SRI | 1.00 | 1 | 0.69 | 40 | 27.60 | |  Thennakoon, Disara | | | 1390 | SRI | 0.50 | 1 | 0.32 | 40 | 12.80 | | | Wickramaarachchi, Nayanaka Insara | | | 1212 | SRI | 0.00 | 1 | -0.38 | 40 | -15.20 | |
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 blitz Chess Championships 2022 | Kandy | SRI | 2023-01-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1592 | 1127 | 0.00 | 3 | -0.22 | 40 | -8.80 | |
| | Liyanapathirana, Pasan Vindula | | | 1812 | SRI | 0.00 | 1 | -0.01 | 40 | -0.40 | | | Naotunna, D R | | | 1475 | SRI | 0.00 | 1 | -0.11 | 40 | -4.40 | | | Manuranga, D Lahiru | | | 1488 | SRI | 0.00 | 1 | -0.10 | 40 | -4.00 | |
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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