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Individual Calculations January 2019 |
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| Weerakoon, D D P Total change: -39.80 | |   |
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| Kolonnawa Chess Classic 2018 | Colombo | SRI | 2018-12-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1276 | 1667 | 3.50 | 6 | -1.99 | 20 | -39.80 | |
|  Adimali, Uvindu Nipunitha | | | 1267 * | SRI | 0.00 | 1 | -0.92 | 20 | -18.40 | |  Gunawardana, Indrakeela K D Udde | | | 1267 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Chamathka, Weerasinghe A Chethan | | | 1267 * | SRI | 0.50 | 1 | -0.42 | 20 | -8.40 | | | Perera, Isara Ranmeth | | | 1267 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Gamage, Mesanda | | | 1322 | SRI | 0.00 | 1 | -0.89 | 20 | -17.80 | | | Pathirana, Luchitha Disal | | | 1267 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | * 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) | | |
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