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Individual Calculations February 2020 |
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| Samarakoon, Rashmi Vihara Total change: -23.60 | |   |
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| Sri Lanka National Youth Chess Championship 2019 - Under 15 years Girls | Colombo | SRI | 2019-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1208 | 1020 | 0.50 | 4 | -0.59 | 40 | -23.60 | |
|  Seneka, M W Thenumi | | | 1407 | SRI | 0.00 | 1 | -0.09 | 40 | -3.60 | | | Thanujana, D M Sinaly | | | 1162 | SRI | 0.50 | 1 | 0.19 | 40 | 7.60 | |  Dinara, Jathunge Senushi | | | 1112 | SRI | 0.00 | 1 | -0.37 | 40 | -14.80 | | | Subasinghe, S M T D | | | 1151 | SRI | 0.00 | 1 | -0.32 | 40 | -12.80 | |
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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