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Individual Calculations January 2019 |
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| Jayaweera, Y Total change: -15.40 | |   |
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| Sri Lanka Inter Club Chess Championship 2018 - Super League | Colombo | SRI | 2018-12-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1785 | 1704 | 2.50 | 5 | 0.53 | 20 | 10.60 | |
|  Sachintha, H G Sahan | | | 1773 | SRI | 1.00 | 1 | 0.60 | 20 | 12.00 | |  Peiris, T S S | f | | 1941 | SRI | 0.00 | 1 | -0.20 | 20 | -4.00 | | | Kumara, C M S Praneeth | | | 1810 | SRI | 0.00 | 1 | -0.36 | 20 | -7.20 | | | Danushka, M A N | | | 1857 | SRI | 0.50 | 1 | 0.20 | 20 | 4.00 | | | Fernando, W V A Tithira Daminda | | | 1546 | SRI | 1.00 | 1 | 0.29 | 20 | 5.80 | |
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) | | | | Kolonnawa Chess Classic 2018 | Colombo | SRI | 2018-12-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1446 | 1704 | 5.00 | 8 | -1.30 | 20 | -26.00 | |
| | Maithripala, W D P N | | | 1304 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Weerasinghe, Sethum | | | 1326 | SRI | 1.00 | 1 | 0.09 | 20 | 1.80 | | | Weerasinghe, Isum | | | 1434 | SRI | 0.00 | 1 | -0.83 | 20 | -16.60 | | | Induwara, T H D Thisarindu | | | 1334 | SRI | 1.00 | 1 | 0.10 | 20 | 2.00 | | | Pathmasiri, R D Isuru Saranga | | | 1431 | SRI | 1.00 | 1 | 0.17 | 20 | 3.40 | | | Cooray, T C M Dulein Kavindu | | | 1379 | SRI | 1.00 | 1 | 0.13 | 20 | 2.60 | | | Amarasinghe, A A C B | | | 1922 | SRI | 0.00 | 1 | -0.22 | 20 | -4.40 | | | Liyanage, Pesandu Rashmitha | | | 1438 | SRI | 0.00 | 1 | -0.82 | 20 | -16.40 | | | * 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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