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Individual Calculations January 2020 |
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| Madusanka, L D P Total change: 13.60 | |   |
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| 11th Ethugalpura International Chess Championship 2019 | Kurunegala | SRI | 2019-11-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1553 | 1669 | 6.00 | 8 | 0.94 | 20 | 18.80 | |
|  Viduranga, Oshadha | | | 1269 * | SRI | 0.50 | 1 | -0.42 | 20 | -8.40 | | | Jayarathne, R R | | | 1269 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Dharmasena, S B T V | | | 1375 | SRI | 1.00 | 1 | 0.15 | 20 | 3.00 | | | Gunarathna, D A Viraj Darshana | | | 1463 | SRI | 1.00 | 1 | 0.24 | 20 | 4.80 | | | Wijekoon, Chandana | c | | 1905 | SRI | 0.00 | 1 | -0.20 | 20 | -4.00 | | | Kalansooriya, K S K | | | 1445 | SRI | 1.00 | 1 | 0.22 | 20 | 4.40 | | | Abeysinghe, H M H Janandani | | | 1630 | SRI | 1.00 | 1 | 0.45 | 20 | 9.00 | | | Praveen, Prasad P. | | | 2069 * | IND | 0.50 | 1 | 0.42 | 20 | 8.40 | | | * 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) | | | | Sri Lanka Inter Club Super League Chess Championship 2019 | Colombo | SRI | 2019-12-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1915 | 1669 | 1.50 | 8 | -0.26 | 20 | -5.20 | |
| | Raahul, V S | | | 2069 * | IND | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Liyanapathirana, Pasan Vindula | | | 1820 | SRI | 0.00 | 1 | -0.30 | 20 | -6.00 | | | Karunaratne, D C J | | | 2030 | SRI | 0.00 | 1 | -0.10 | 20 | -2.00 | | | Singh, Gurpreet Pal | | | 2069 * | IND | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Munasinghe, Thisura | | | 1859 | SRI | 0.50 | 1 | 0.25 | 20 | 5.00 | | | Randil, Lakshitha | | | 1963 | SRI | 0.00 | 1 | -0.15 | 20 | -3.00 | | | De Silva, D M Nilanga | | | 1599 | SRI | 1.00 | 1 | 0.40 | 20 | 8.00 | | | Kandearachchi, Niranga | | | 1912 | SRI | 0.00 | 1 | -0.20 | 20 | -4.00 | | | * 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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