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Individual Calculations February 2018 |
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| Subasinghe, S M T D Total change: -20.40 | |   |
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| Sri Lanka National Youth Chess Championship 2017 and 2018 Under - 13 years Girls | Colombo | SRI | 2017-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1201 | 1121 | 1.50 | 5 | -0.51 | 40 | -20.40 | |
|  Gunathilake, M D Wonara S | | | 1382 | SRI | 0.00 | 1 | -0.18 | 40 | -7.20 | | | Kandegedara, Dihini Yevanya | | | 1035 | SRI | 1.00 | 1 | 0.38 | 40 | 15.20 | | | Sandeepani, M Tharushi | | | 1296 | SRI | 0.50 | 1 | 0.23 | 40 | 9.20 | |  Karthikeyan, Kiruththikah | | | 1227 | SRI | 0.00 | 1 | -0.36 | 40 | -14.40 | | | Samarakoon, S M Udani Adithya | | | 1064 | SRI | 0.00 | 1 | -0.58 | 40 | -23.20 | |
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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