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Individual Calculations January 2020 |
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| Lasitha, Subash Total change: 34.00 | |   |
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| 11th Ethugalpura International Chess Championship 2019 | Kurunegala | SRI | 2019-11-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1457 | 1643 | 7.00 | 9 | 0.66 | 20 | 13.20 | |
|  Uduwawala, Disath | | | 1243 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Sandanayake, Nimansa Sasanduni | | | 1243 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Basnayake, B M Thesandu Aken | | | 1356 | SRI | 0.50 | 1 | -0.34 | 20 | -6.80 | | | Dharmasena, W M S S B | | | 1369 | SRI | 0.50 | 1 | -0.33 | 20 | -6.60 | | | Gamage, Desandhi Dhihansa | | | 1345 | SRI | 1.00 | 1 | 0.15 | 20 | 3.00 | | | Pathmasiri, R D Isuru Saranga | | | 1299 | SRI | 1.00 | 1 | 0.12 | 20 | 2.40 | | | Weerasinghe, C C | | | 1824 | SRI | 0.50 | 1 | 0.24 | 20 | 4.80 | | | Rathnayake , K G | | | 1519 | SRI | 1.00 | 1 | 0.33 | 20 | 6.60 | | | Dassanayake, D M G S | | | 1918 | SRI | 0.50 | 1 | 0.33 | 20 | 6.60 | | | * 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) | | | | Sri Lanka Inter Club Super League Chess Championship 2019 | Colombo | SRI | 2019-12-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1881 | 1643 | 3.00 | 9 | 1.04 | 20 | 20.80 | |
| | Vatsal, Singhania | f | | 2043 * | IND | 0.00 | 1 | -0.08 | 20 | -1.60 | | | De Silva, Elath Mathanga | | | 1807 | SRI | 1.00 | 1 | 0.72 | 20 | 14.40 | | | Kottahachchy, K O V | | | 2034 | SRI | 1.00 | 1 | 0.91 | 20 | 18.20 | | | Dassanayake, D M G S | | | 1918 | SRI | 0.00 | 1 | -0.17 | 20 | -3.40 | | | Munasinghe, Lahiru | | | 1940 | SRI | 0.50 | 1 | 0.35 | 20 | 7.00 | | | Rathnayake, M A A H | | | 1884 | SRI | 0.00 | 1 | -0.20 | 20 | -4.00 | | | Anuruddha, N B M I | | | 1744 | SRI | 0.00 | 1 | -0.36 | 20 | -7.20 | | | Jayaweera, Sayuni Gihansa | | wc | 1778 | SRI | 0.50 | 1 | 0.18 | 20 | 3.60 | | | Danushka, M A N | | | 1785 | SRI | 0.00 | 1 | -0.31 | 20 | -6.20 | | | * 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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