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Individual Calculations September 2018 |
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| Alwis, Randeepa Total change: 12.40 | |   |
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| Kandy Open International Rating Chess Championship 2018 | Kandy | SRI | 2018-08-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1361 | 1104 | 1.00 | 4 | 0.24 | 40 | 9.60 | |
|  Rajashekara, N | | | 1465 | IND | 0.00 | 1 | -0.10 | 40 | -4.00 | |  Pathmasiri, R D Isuru Saranga | | | 1300 | SRI | 1.00 | 1 | 0.75 | 40 | 30.00 | | | Omaththage, S Y | | | 1372 | SRI | 0.00 | 1 | -0.17 | 40 | -6.80 | | | Jayasuriya, Linali Andrea | | | 1306 | SRI | 0.00 | 1 | -0.24 | 40 | -9.60 | |
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 Open International Rating Chess Championship 2018 | Colombo | SRI | 2018-08-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1361 | 1104 | 0.50 | 2 | 0.07 | 40 | 2.80 | |
| | Peiris, H Pevinya | | wf | 1504 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Yasarathne, B A D Rashmina Pramo | | | 1217 | SRI | 0.50 | 1 | 0.15 | 40 | 6.00 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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