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Individual Calculations October 2017 |
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| Weerapura, W H T Priyadarshana Total change: -34.40 | |   |
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| 3rd Negombo Chess Festival 2017 | Negombo, Sri lanka | SRI | 2017-08-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1043 | 1329 | 2.00 | 3 | -0.53 | 40 | -21.20 | |
|  Ranasinghe, C G S P | | | 1048 | SRI | 0.50 | 1 | -0.34 | 40 | -13.60 | |  Thewanjith, M D Movindu | | | 1045 | SRI | 0.50 | 1 | -0.34 | 40 | -13.60 | | | Karunasena, H G M K Saheli Onaya | | | 1035 | SRI | 1.00 | 1 | 0.15 | 40 | 6.00 | |
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) | | | | Sri Lanka Inter University Chess Championship 2017 | Nugegoda | SRI | 2017-09-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1514 | 1329 | 0.50 | 3 | -0.33 | 40 | -13.20 | |
| | Tribuwan, T W Helik | | | 1600 | SRI | 0.00 | 1 | -0.17 | 40 | -6.80 | | | Hippola, H M S S | | | 1615 | SRI | 0.00 | 1 | -0.16 | 40 | -6.40 | | | Madhuranga, W S P | | | 1328 | SRI | 0.50 | 1 | 0.00 | 40 | 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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