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Individual Calculations February 2019 |
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| Wimalasooriya, L H A S Total change: -44.80 | |   |
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| Sri Lanka National Youth Chess Championship 2018 Under - 13 years | Colombo | SRI | 2018-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1311 | 1113 | 0.00 | 4 | -1.12 | 40 | -44.80 | |
|  Piyumantha, M Thisal Manjith | | | 1513 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Akash, P A Oditha | | | 1414 | SRI | 0.00 | 1 | -0.15 | 40 | -6.00 | | | Aarakan, J | | | 1028 | SRI | 0.00 | 1 | -0.62 | 40 | -24.80 | | | Bandara, W K S V | | | 1288 | SRI | 0.00 | 1 | -0.27 | 40 | -10.80 | | | * 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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