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Individual Calculations September 2015 |
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| Wijekoon, Chandana Total change: 18.00 | |   |
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| 6th Kandy Open International Rating Chess Championship | Kandy | SRI | 2015-08-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1664 | 1958 | 6.00 | 8 | -0.56 | 20 | -11.20 | |
|  Peththanayake, Naduni Rashmitha | | | 1558 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Rathnayake , T P | | | 1558 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Kandearachchi, Jayanga | | | 1676 | SRI | 0.50 | 1 | -0.34 | 20 | -6.80 | | | Ariyasinghe, T.r | | | 1610 | SRI | 0.50 | 1 | -0.39 | 20 | -7.80 | | | Haputhanthri, H L N B | | | 1558 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Kalubowila, K H N | | | 1740 | SRI | 1.00 | 1 | 0.22 | 20 | 4.40 | | | Iddagoda, Nikitha | | | 1558 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Alahakoon, Isuru | | | 2051 | SRI | 0.00 | 1 | -0.37 | 20 | -7.40 | | | * 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) | | | | Sri Lanka Open Chess Championship 2015 | Colombo | SRI | 2015-08-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1800 | 1958 | 7.50 | 9 | 1.46 | 20 | 29.20 | |
| | Wickramasinghe, Sonal | | | 1558 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Nirmalarajah, S | | | 1558 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Gamage, Nethmi Nirasha | | | 1602 | SRI | 1.00 | 1 | 0.11 | 20 | 2.20 | | | Samaranayake, K P R N | | | 1786 | SRI | 0.50 | 1 | -0.23 | 20 | -4.60 | | | Hettiarachchi, C U | | | 1687 | SRI | 1.00 | 1 | 0.17 | 20 | 3.40 | | | Boricha, Ketan | | | 2043 | IND | 0.50 | 1 | 0.12 | 20 | 2.40 | | | Amarasinghe, A A C B | | | 1859 | SRI | 1.00 | 1 | 0.36 | 20 | 7.20 | | | Priyankara, Chamil | | | 2043 | SRI | 1.00 | 1 | 0.62 | 20 | 12.40 | | | Galappaththi, Chinthaka Anuruddh | f | | 2066 | SRI | 0.50 | 1 | 0.15 | 20 | 3.00 | | | * 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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