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Individual Calculations February 2018 |
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| Piyarthne, Movindu Lushan Total change: 60.40 | |   |
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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 |
| 1276 | 1080 | 3.00 | 6 | 1.51 | 40 | 60.40 | |
|  Pranouve, S S | | | 1300 | SRI | 1.00 | 1 | 0.78 | 40 | 31.20 | |  Rangajeewa, M G Sachithra Sandar | | | 1273 | SRI | 1.00 | 1 | 0.75 | 40 | 30.00 | | | Nethmina, S A Indura | | | 1277 | SRI | 0.00 | 1 | -0.25 | 40 | -10.00 | | | Basnayake, Kaushal Chaturanga | | | 1237 | SRI | 0.00 | 1 | -0.29 | 40 | -11.60 | | | Kithmal, P M Kalindhu | | | 1343 | SRI | 0.50 | 1 | 0.32 | 40 | 12.80 | | | Kahandawala, K O A | | | 1226 | SRI | 0.50 | 1 | 0.20 | 40 | 8.00 | |
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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