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Individual Calculations August 2017 |
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| Dassanayake, D M G S Total change: -48.40 | |   |
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| Sri Lanka National B Chess Championship 2017 | Narahenpita | SRI | 2017-05-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1913 | 2015 | 7.00 | 10 | 0.84 | 40 | 33.60 | |
|  Dissanayake, R K T | | | 1667 | SRI | 1.00 | 1 | 0.11 | 40 | 4.40 | |  De Silva, Rasheen | | | 1788 | SRI | 1.00 | 1 | 0.21 | 40 | 8.40 | | | Piyumantha, M Thisal Manjith | | | 1615 * | SRI | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Amarasinghe, A A C B | | | 1915 | SRI | 1.00 | 1 | 0.36 | 40 | 14.40 | | | Kandearachchi, Niranga | | | 1941 | SRI | 0.50 | 1 | -0.10 | 40 | -4.00 | | | Galappaththi, Chinthaka Anuruddh | f | | 2051 | SRI | 0.50 | 1 | 0.05 | 40 | 2.00 | | | Alahakoon, Isuru | | | 2047 | SRI | 0.50 | 1 | 0.04 | 40 | 1.60 | | | Kurukulasuriya, Prasanna | f | | 2005 | SRI | 0.50 | 1 | -0.01 | 40 | -0.40 | | | Jayasundara, P K U M | c | | 2009 | SRI | 0.50 | 1 | -0.01 | 40 | -0.40 | | | Doluweera, Minul Sanjula | f | | 2092 | SRI | 0.50 | 1 | 0.11 | 40 | 4.40 | | | * 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) | | | | Commonwealth Chess Championship Under - 18 - 2017 | New Delhi | IND | 2017-07-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1846 | 2015 | 3.00 | 6 | -1.23 | 40 | -49.20 | |
| | Swarnava, Biswas | | | 1718 | IND | 1.00 | 1 | 0.15 | 40 | 6.00 | | | Jayakumaar, S | | | 2173 | IND | 0.00 | 1 | -0.29 | 40 | -11.60 | | | Ambarish, Sharma | | | 1826 | IND | 0.00 | 1 | -0.75 | 40 | -30.00 | | | Marais, Daniel | | | 1813 | RSA | 0.00 | 1 | -0.76 | 40 | -30.40 | | | McKenzie, Lionel Joseph | | | 1702 | IND | 1.00 | 1 | 0.14 | 40 | 5.60 | | | Marais, Franco | | | 1846 | RSA | 1.00 | 1 | 0.28 | 40 | 11.20 | |
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) | | | | Commonwealth Chess Championship - 2017 | New Delhi | IND | 2017-07-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1951 | 2015 | 4.50 | 9 | -0.82 | 40 | -32.80 | |
| | Vaibhav, Suri | g | | 2415 * | IND | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Collen, Benjamin C. | | | 1723 | RSA | 0.50 | 1 | -0.35 | 40 | -14.00 | | | Toshali, V | | | 1735 | IND | 1.00 | 1 | 0.16 | 40 | 6.40 | | | Tania, Sachdev | m | wg | 2404 | IND | 0.00 | 1 | -0.09 | 40 | -3.60 | | | Wickramasinghe, Dilhara Ishini | | wf | 1673 | SRI | 0.50 | 1 | -0.38 | 40 | -15.20 | | | Potluri, Saye Srreezza | | | 1752 | IND | 1.00 | 1 | 0.18 | 40 | 7.20 | | | Soumya, Swaminathan | | wg | 2349 | IND | 0.00 | 1 | -0.12 | 40 | -4.80 | | | Harikrishnan, A (kottayam) | | | 1759 | IND | 0.50 | 1 | -0.31 | 40 | -12.40 | | | Wazeer Ahmad, Khan | m | | 1746 | IND | 1.00 | 1 | 0.17 | 40 | 6.80 | | | * 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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