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Individual Calculations October 2017 |
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| Withanarachchi, W A P I Total change: 135.20 | |   |
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| 3rd Negombo Chess Festival 2017 | Negombo, Sri lanka | SRI | 2017-08-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1425 | 1382 | 6.00 | 9 | 1.88 | 40 | 75.20 | |
|  Illankoon, I M W P | | | 1030 | SRI | 1.00 | 1 | 0.11 | 40 | 4.40 | |  Liyanage, Deshani Sanjula | | | 1132 | SRI | 1.00 | 1 | 0.19 | 40 | 7.60 | | | Bandara, A J K D | | | 1750 | SRI | 0.50 | 1 | 0.40 | 40 | 16.00 | | | Mehalathan, Sivakumar | | | 1625 | SRI | 1.00 | 1 | 0.80 | 40 | 32.00 | | | Lasitha, Subash | c | | 1779 | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Weerasiri, H P Sayuni Chamathna | | | 1057 | SRI | 0.50 | 1 | -0.37 | 40 | -14.80 | | | Hapugala, H A D K | | | 1123 | SRI | 1.00 | 1 | 0.18 | 40 | 7.20 | | | Thenuka, Kuruwita Gamalathge Kin | | | 1578 | SRI | 0.50 | 1 | 0.25 | 40 | 10.00 | | | De Silva, D M Nilanga | | | 1754 | SRI | 0.50 | 1 | 0.40 | 40 | 16.00 | |
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 |
| 1506 | 1382 | 4.00 | 7 | 1.50 | 40 | 60.00 | |
| | Dhyana, Patel | | wc | 1751 | IND | 1.00 | 1 | 0.90 | 40 | 36.00 | | | Dabarera, G W D M | | | 1648 | SRI | 0.00 | 1 | -0.18 | 40 | -7.20 | | | Al Maamari, Wafia Darwish | | wc | 1601 | UAE | 0.50 | 1 | 0.28 | 40 | 11.20 | | | Wickramasinghe, Dilhara Ishini | | wf | 1638 | SRI | 0.00 | 1 | -0.19 | 40 | -7.60 | | | Wickramasinghe, Minethma Lasandi | | | 1209 | SRI | 0.50 | 1 | -0.23 | 40 | -9.20 | | | Methsiluni, Nimethma U J | | | 1185 | SRI | 1.00 | 1 | 0.25 | 40 | 10.00 | | | Dahampriya, H K T Dewnethmie | | | 1507 | SRI | 1.00 | 1 | 0.67 | 40 | 26.80 | |
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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