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Individual Calculations October 2017 |
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| De Silva, H Adeepa Virajitha Total change: 31.60 | |   |
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| Southern International Chess Championship 2017 | Galle | SRI | 2017-08-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1361 | 1194 | 2.50 | 6 | 0.55 | 40 | 22.00 | |
|  Madushanka, W H Harsha | | | 1557 | SRI | 0.50 | 1 | 0.40 | 40 | 16.00 | |  Sandeepa, H Niruksha Akshith | | | 1594 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Deshappriya, D Kalindu | | | 1522 | SRI | 1.00 | 1 | 0.87 | 40 | 34.80 | | | Jayanka, L P P R | | | 1426 | SRI | 0.00 | 1 | -0.21 | 40 | -8.40 | | | Chandes, K Yasindu | | | 1061 | SRI | 0.00 | 1 | -0.68 | 40 | -27.20 | | | Matheesha, W Isiri | | | 1004 | SRI | 1.00 | 1 | 0.25 | 40 | 10.00 | | | * 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) | | | | 3rd Negombo Chess Festival 2017 | Negombo, Sri lanka | SRI | 2017-08-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1263 | 1194 | 2.50 | 5 | 0.24 | 40 | 9.60 | |
| | Jayaweera, Y | | | 1594 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Alahakoon, Isuru | | | 1594 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Senarathna, S M A C T N | | | 1024 | SRI | 1.00 | 1 | 0.28 | 40 | 11.20 | | | Jayarathna, Sharada Induwara | | | 1060 | SRI | 0.50 | 1 | -0.18 | 40 | -7.20 | | | Thewanjith, M D Movindu | | | 1045 | SRI | 1.00 | 1 | 0.30 | 40 | 12.00 | | | * 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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