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Individual Calculations February 2019 |
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| Samarasinghe, Amiru Visal Total change: -33.20 | |   |
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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 |
| 1204 | 1032 | 0.00 | 3 | -0.83 | 40 | -33.20 | |
|  Wijerathne, L M S D | | | 1255 | SRI | 0.00 | 1 | -0.22 | 40 | -8.80 | | | Akmeemana, I U | | | 1157 | SRI | 0.00 | 1 | -0.33 | 40 | -13.20 | | | Bandara, T M Miul Prabhashwara | | | 1199 | SRI | 0.00 | 1 | -0.28 | 40 | -11.20 | |
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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