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Individual Calculations January 2015 |
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| Wijesuriya, G P Y Total change: 18.80 | |   |
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| Asian Amateur Chess Championship 2014 | Waskaduwa | SRI | 2014-12-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1524 | 1425 | 4.00 | 9 | 0.38 | 40 | 15.20 | |
|  Ketalawala, J.k.c. | | | 1825 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Medawewa, Kithsara G B | | | 1043 | SRI | 1.00 | 1 | 0.09 | 40 | 3.60 | | | Altaher , Tarek Ali M | | | 1825 * | UAE | 0.50 | 1 | 0.42 | 40 | 16.80 | | | Sisira, Kumara K P | | | 1771 | SRI | 0.00 | 1 | -0.11 | 40 | -4.40 | | | Al Maamari, Wafia Darwish | | wc | 1505 | UAE | 0.50 | 1 | 0.11 | 40 | 4.40 | | | Gamage, Randula Navodya | | | 1199 | SRI | 1.00 | 1 | 0.21 | 40 | 8.40 | | | Chandrasiri, S A | | | 1825 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Dampage, V Isuraka | | | 1299 | SRI | 0.00 | 1 | -0.67 | 40 | -26.80 | | | Herath, H M R M K | | | 1421 | SRI | 1.00 | 1 | 0.49 | 40 | 19.60 | | | * 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) | | | | Ethugalpura International Rating Chess Championship 2014 | Kurunegala | SRI | 2014-12-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1446 | 1425 | 3.00 | 6 | 0.09 | 40 | 3.60 | |
| | De Silva, Osheen | | | 1825 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Wijewardana, K D | | | 1152 | SRI | 1.00 | 1 | 0.17 | 40 | 6.80 | | | Yaparathne, B K B | | | 1669 | SRI | 0.00 | 1 | -0.20 | 40 | -8.00 | | | Rathnayaka, Anjana Katugaha | | | 1154 | SRI | 1.00 | 1 | 0.17 | 40 | 6.80 | | | Gunathilake, H B N D | | | 1627 | SRI | 0.00 | 1 | -0.24 | 40 | -9.60 | | | Gunasekara, Ayodya Nethmini | | | 1249 | SRI | 1.00 | 1 | 0.27 | 40 | 10.80 | | | * 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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