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Individual Calculations February 2018 |
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| Pranouve, S S Total change: 16.80 | |   |
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| Sri Lanka National Youth Chess Championship 2017 and 2018 Under - 13 years | Colombo | SRI | 2017-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1181 | 1300 | 5.00 | 7 | 0.42 | 40 | 16.80 | |
|  Piyarthne, Movindu Lushan | | | 1080 | SRI | 0.00 | 1 | -0.78 | 40 | -31.20 | | | Bandara, T M Miul Prabhashwara | | | 1083 | SRI | 0.50 | 1 | -0.28 | 40 | -11.20 | |  Harischandra, Thisath Ranpul | | | 1069 | SRI | 1.00 | 1 | 0.21 | 40 | 8.40 | | | Cooray, Isitha Danindu | | | 1142 | SRI | 1.00 | 1 | 0.29 | 40 | 11.60 | | | De Silva, H Adeepa Virajitha | | | 1237 | SRI | 1.00 | 1 | 0.41 | 40 | 16.40 | | | Withanarachchi, W A P I | | | 1517 | SRI | 0.50 | 1 | 0.28 | 40 | 11.20 | | | Wijayawardana, Dineth Chanal | | | 1139 | SRI | 1.00 | 1 | 0.29 | 40 | 11.60 | |
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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