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Individual Calculations May 2015 |
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| Jayatissa, Chanuth Devnaka Total change: 1.20 | |   |
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| National Youth Championships 2015 - Open Under 12 | Colombo | SRI | 2015-04-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1235 | 1232 | 3.00 | 6 | 0.03 | 40 | 1.20 | |
|  Alwala, A D Hansaja Ramith | | | 1368 | SRI | 0.00 | 1 | -0.32 | 40 | -12.80 | |  Rangajeewa, Sachthra Sandaruwan | | | 1009 | SRI | 1.00 | 1 | 0.22 | 40 | 8.80 | | | Wijesinghe, N L C Dojitha | | | 1424 | SRI | 1.00 | 1 | 0.75 | 40 | 30.00 | | | Jayasena, Tharaka Udayanga | | | 1382 | SRI | 0.00 | 1 | -0.30 | 40 | -12.00 | | | Lansakara, B M | | | 1127 | SRI | 0.00 | 1 | -0.64 | 40 | -25.60 | | | Ekanayake, E M Pathum Malshan | | | 1098 | SRI | 1.00 | 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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