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Individual Calculations February 2019 |
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| Peiris, K Bimsara Total change: -16.00 | |   |
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| Sri Lanka National Youth Chess Championship 2018 Under - 17 years | Colombo | SRI | 2018-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1386 | 1254 | 1.00 | 4 | -0.40 | 40 | -16.00 | |
|  Dissanayaka, Sithija Sandeep | | | 1007 | SRI | 0.50 | 1 | -0.31 | 40 | -12.40 | |  Deegoda, S R | | | 1654 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Attanayaka, A M P M | | | 1401 | SRI | 0.50 | 1 | 0.20 | 40 | 8.00 | | | Perera, L Lithmal Wansika | | | 1480 | SRI | 0.00 | 1 | -0.21 | 40 | -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) | | |
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