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Individual Calculations February 2020 |
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| Illankoon, I M W P Total change: -3.60 | |   |
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| Sri Lanka National Youth Chess Championship 2019 - Under 13 years | Colombo | SRI | 2019-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1132 | 1191 | 4.00 | 7 | -0.09 | 40 | -3.60 | |
|  Wiratunga, Jenith | | | 1503 | SRI | 0.00 | 1 | -0.14 | 40 | -5.60 | |  Jayawardena, P M S | | | 1025 | SRI | 1.00 | 1 | 0.28 | 40 | 11.20 | | | Welege, Dinuka Sandaruwan | | | 1003 | SRI | 0.50 | 1 | -0.24 | 40 | -9.60 | | | Weheragoda, H A Menula | | | 1006 | SRI | 0.00 | 1 | -0.74 | 40 | -29.60 | | | Samarasinghe, Senith Insara | | | 1020 | SRI | 1.00 | 1 | 0.27 | 40 | 10.80 | | | Jayashanka, S A D Sadeepa | | | 1084 | SRI | 1.00 | 1 | 0.35 | 40 | 14.00 | | | Chandes, K Yasindu | | | 1286 | SRI | 0.50 | 1 | 0.13 | 40 | 5.20 | |
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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