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Individual Calculations February 2018 |
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| Thuiyalage, Kumodh Damviru Total change: -3.60 | |   |
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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 |
| 1273 | 1045 | 1.00 | 5 | -0.09 | 40 | -3.60 | |
|  Jayasena, Tharaka Udayanga | | | 1383 | SRI | 0.00 | 1 | -0.12 | 40 | -4.80 | |  Dharmasena, K Kavinu Ransara | | | 1257 | SRI | 0.50 | 1 | 0.27 | 40 | 10.80 | | | Samarakoon, S M T Induwara | | | 1260 | SRI | 0.50 | 1 | 0.27 | 40 | 10.80 | | | Wanigasundara, W M H | | | 1223 | SRI | 0.00 | 1 | -0.27 | 40 | -10.80 | | | Weththawa, B G E D | | | 1244 | SRI | 0.00 | 1 | -0.24 | 40 | -9.60 | |
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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