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Individual Calculations September 2019 |
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| Thanujana, D M Sinaly Total change: 12.40 | |   |
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| 4th SSC Open International Rating chess Championship 2019 | Matara | SRI | 2019-08-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1436 | 1119 | 0.50 | 4 | -0.06 | 40 | -2.40 | |
|  De Silva, S S Gayashan | | | 1462 | SRI | 0.00 | 1 | -0.12 | 40 | -4.80 | |  Rukmal, G Thasitha | | | 1492 | SRI | 0.00 | 1 | -0.10 | 40 | -4.00 | | | Dilanya, W V Nethmi | | | 1375 | SRI | 0.50 | 1 | 0.31 | 40 | 12.40 | | | Gunarathne, Senila Amaneth | c | | 1415 | SRI | 0.00 | 1 | -0.15 | 40 | -6.00 | |
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) | | | | 9th Kandy Open International Chess Festival 2019 | Kandy | SRI | 2019-08-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1409 | 1119 | 1.00 | 4 | 0.37 | 40 | 14.80 | |
| | Bentharaarachchi, Vinuga Ometh | | | 1461 | SRI | 0.00 | 1 | -0.12 | 40 | -4.80 | | | Karandeniya, Praveen Nuwanjana | | | 1444 | SRI | 1.00 | 1 | 0.87 | 40 | 34.80 | | | Ekanayake, Hasindu Chiranga | | | 1376 | SRI | 0.00 | 1 | -0.18 | 40 | -7.20 | | | Poththewala, Chamindi | | | 1355 | SRI | 0.00 | 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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