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Individual Calculations October 2018 |
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| Jayathilaka, W A Sachini Hansika Total change: -2.00 | |   |
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| Sri Lanka Junior Girls National Chess Championship 2018 | Colombo | SRI | 2018-08-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1384 | 1235 | 1.50 | 5 | -0.05 | 40 | -2.00 | |
|  Seneka, M W Thenumi | | | 1389 | SRI | 1.00 | 1 | 0.71 | 40 | 28.40 | |  Askey, Roshell Nathasha | | | 1545 | SRI | 0.00 | 1 | -0.14 | 40 | -5.60 | | | Kanakarathne, S Nevinka De Silva | | | 1408 | SRI | 0.50 | 1 | 0.23 | 40 | 9.20 | | | Premanath, Prasansa | | | 1342 | SRI | 0.00 | 1 | -0.35 | 40 | -14.00 | | | Indrajith, J A K N T | | | 1237 | SRI | 0.00 | 1 | -0.50 | 40 | -20.00 | |
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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