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Individual Calculations January 2019 |
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| Asuramanna, Mevindu Hansana Total change: 40.00 | |   |
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| Ethugalpura International Rating Chess Championship 2018 | Kurunegala | SRI | 2018-12-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1465 | 1143 | 0.00 | 2 | -0.26 | 40 | -10.40 | |
|  Abinesh, Thaventhirajah | | | 1492 | SRI | 0.00 | 1 | -0.11 | 40 | -4.40 | |  Samaraweera, Dimuth Indeepa | | | 1437 | 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) | | | | Kolonnawa Chess Classic 2018 | Colombo | SRI | 2018-12-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1399 | 1143 | 2.00 | 4 | 1.26 | 40 | 50.40 | |
| | Sanudula, K M Dahamdi | | wc | 1394 | SRI | 0.50 | 1 | 0.31 | 40 | 12.40 | | | Sarathchandra, Chanmitha Devin | | | 1422 | SRI | 0.50 | 1 | 0.34 | 40 | 13.60 | | | Choksy, Anaisha | | | 1388 | SRI | 0.50 | 1 | 0.30 | 40 | 12.00 | | | Ponnamperuma, Weraka Vasath | | | 1390 | SRI | 0.50 | 1 | 0.31 | 40 | 12.40 | |
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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