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Individual Calculations October 2017 |
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| Cooray, B S M T Total change: -12.80 | |   |
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| Southern International Chess Championship 2017 | Galle | SRI | 2017-08-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1281 | 1285 | 4.50 | 7 | 0.86 | 20 | 17.20 | |
|  Danushka, M A N | | | 1685 * | SRI | 0.00 | 1 | -0.08 | 20 | -1.60 | |  Matheesha, W Isiri | | | 1004 | SRI | 1.00 | 1 | 0.16 | 20 | 3.20 | | | Abeysekara, Yasasi Geemini | | | 1069 | SRI | 1.00 | 1 | 0.22 | 20 | 4.40 | | | Lokunarangoda, Jalashi | | | 1537 | SRI | 1.00 | 1 | 0.81 | 20 | 16.20 | | | Ranasinghe, P K | | | 1569 | SRI | 0.00 | 1 | -0.16 | 20 | -3.20 | | | Pabasara, K A Rathmi | | | 1039 | SRI | 0.50 | 1 | -0.31 | 20 | -6.20 | | | Chandes, K Yasindu | | | 1061 | SRI | 1.00 | 1 | 0.22 | 20 | 4.40 | | | * 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) | | | | 3rd Negombo Chess Festival 2017 | Negombo, Sri lanka | SRI | 2017-08-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1164 | 1285 | 2.50 | 6 | -1.50 | 20 | -30.00 | |
| | Amarasinghe, A A C B | | | 1685 * | SRI | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Karunathilake, S A J B | | | 1059 | SRI | 1.00 | 1 | 0.21 | 20 | 4.20 | | | Rathnakumara, H M T N | | | 1105 | SRI | 0.00 | 1 | -0.74 | 20 | -14.80 | | | Sheshan, H H N | | | 1012 | SRI | 0.50 | 1 | -0.33 | 20 | -6.60 | | | Kamaradiwela, K A D M M | | | 1040 | SRI | 0.00 | 1 | -0.80 | 20 | -16.00 | | | Wanasinghe, P G Dihan Hansaja | | | 1085 | SRI | 1.00 | 1 | 0.24 | 20 | 4.80 | | | * 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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