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Individual Calculations February 2018 |
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| Mahipala, N A Pasindu Sasanka Total change: 11.20 | |   |
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| Sri Lanka National Youth Chess Championship 2017 and 2018 Under - 15 years | Colombo | SRI | 2017-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1335 | 1065 | 1.00 | 4 | 0.28 | 40 | 11.20 | |
|  Jayasundara, J J M Y Adithya B | | | 1465 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Imbulgala, Ruchika Koojana | | | 1277 | SRI | 1.00 | 1 | 0.77 | 40 | 30.80 | |  Gunathilake, M D Kehan S | | | 1304 | SRI | 0.00 | 1 | -0.20 | 40 | -8.00 | | | Senevirathne, H Dulith Taruka | | | 1295 | 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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