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Individual Calculations November 2015 |
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| Jayawickrama, U W R K Total change: 19.00 | |   |
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| Buddhi International Rating Chess Championship 2015 | Gampaha | SRI | 2015-09-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1437 | 1326 | 3.00 | 6 | 0.74 | 20 | 14.80 | |
|  Theekshana, H G Denuwan | | | 1693 | SRI | 0.00 | 1 | -0.10 | 20 | -2.00 | |  Uyanhewage, T K | | | 1650 | SRI | 0.00 | 1 | -0.13 | 20 | -2.60 | | | Kotuwelle, Akash Tharupathi | | | 1105 | SRI | 1.00 | 1 | 0.22 | 20 | 4.40 | | | Rathnayaka, Anjana Katugaha | | | 1124 | SRI | 1.00 | 1 | 0.24 | 20 | 4.80 | | | Raheem, T Akeel | | | 1513 | SRI | 0.50 | 1 | 0.24 | 20 | 4.80 | | | Iddagoda, Nikitha | | | 1536 | SRI | 0.50 | 1 | 0.27 | 20 | 5.40 | |
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) | | | | Negombo Chess Festival 2015 | Negombo | SRI | 2015-10-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1548 | 1327 | 1.50 | 5 | 0.21 | 20 | 4.20 | |
| | Danushka, M A N | | | 1727 * | SRI | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Lasitha, Subash | c | | 1727 * | SRI | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Jayasinghe, Miyuni Thisanya | | | 1140 | SRI | 1.00 | 1 | 0.26 | 20 | 5.20 | | | Jayaweera, Y | | | 1596 | SRI | 0.50 | 1 | 0.33 | 20 | 6.60 | | | Jayanka, L P P R | | | 1550 | SRI | 0.00 | 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) | | |
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