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Individual Calculations November 2019 |
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| Samaraweera, Sanith Jithnuka Total change: 40.00 | |   |
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| Sri Lanka National Youth Chess Championship 2019 - Colombo District - Under 17 Open | Colombo | SRI | 2019-10-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1121 | 1122 | 2.50 | 3 | 1.00 | 40 | 40.00 | |
|  Mahipala, N A Pasindu Sasanka | | | 1076 | SRI | 1.00 | 1 | 0.44 | 40 | 17.60 | | | Suraweera, M C H Jananath | | | 1138 | SRI | 1.00 | 1 | 0.52 | 40 | 20.80 | |  Mahipala, N A Pamudu Sasanka | | | 1149 | SRI | 0.50 | 1 | 0.04 | 40 | 1.60 | |
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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