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Individual Calculations October 2017 |
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| Dineth, S A Induwara Total change: -24.80 | |   |
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| Southern International Chess Championship 2017 | Galle | SRI | 2017-08-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1386 | 1147 | 0.00 | 3 | -0.62 | 40 | -24.80 | |
|  Jayanka, L P P R | | | 1426 | SRI | 0.00 | 1 | -0.16 | 40 | -6.40 | | | Weerasinghe, Asani Sankalpana | | | 1436 | SRI | 0.00 | 1 | -0.16 | 40 | -6.40 | |  Indusara, M G Janitha | | | 1297 | SRI | 0.00 | 1 | -0.30 | 40 | -12.00 | |
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) | | | | 2nd West Asian Youth Chess Championship 2017 | Waskaduwa | SRI | 2017-09-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1421 | 1136 | 0.50 | 3 | 0.00 | 40 | 0.00 | |
| | Wickramasinghe, Dilhara Ishini | | wf | 1536 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Waranga, M G Yasasmi | | | 1353 | SRI | 0.50 | 1 | 0.28 | 40 | 11.20 | | | Jayasekera, Himasha Dulanji | | wc | 1373 | SRI | 0.00 | 1 | -0.20 | 40 | -8.00 | | | * 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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