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Individual Calculations February 2019 |
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| Thalgaswatta, Adeesha Denuwan Total change: 18.80 | |   |
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| Sri Lanka National Youth Championship 2018 - Under 11 | Colombo | SRI | 2018-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1260 | 1094 | 1.50 | 4 | 0.36 | 40 | 14.40 | |
|  Alwis, B H A Rasidu | | | 1294 | SRI | 0.00 | 1 | -0.24 | 40 | -9.60 | | | Palangoda, U P G M Sasmitha | | | 1307 | SRI | 1.00 | 1 | 0.77 | 40 | 30.80 | | | Hewawasam, H Y Thisaga Manvidu | | | 1278 | SRI | 0.00 | 1 | -0.26 | 40 | -10.40 | |  Thisera, I G T G | | | 1160 | SRI | 0.50 | 1 | 0.09 | 40 | 3.60 | |
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) | | | | 7th Kaluthara Chess Festival 2019 | Kaluthara | SRI | 2019-01-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1381 | 1094 | 1.00 | 5 | 0.11 | 40 | 4.40 | |
| | Jayawardana, Chenuka Nethvidu | | | 1494 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Kithmal, P M Kalindhu | | | 1494 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Jayawickrama, U W R K | | | 1264 | SRI | 1.00 | 1 | 0.72 | 40 | 28.80 | | | Yasanga, W C M Kasun | | | 1453 | SRI | 0.00 | 1 | -0.10 | 40 | -4.00 | | | Jayasinghe, Thenugi Dilanya | | | 1202 | SRI | 0.00 | 1 | -0.35 | 40 | -14.00 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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