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Individual Calculations July 2019 |
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| Wijekoon, Chandana Total change: 34.80 | |   |
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| 6th Sri Lanka Grand Prix | Colombo | SRI | 2019-05-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1836 | 1913 | 8.00 | 11 | 1.44 | 20 | 28.80 | |
|  Dissanayaka, Yadeesha Rashmane | c | | 1610 | SRI | 1.00 | 1 | 0.14 | 20 | 2.80 | |  Liyanapathirana, Pasan Vindula | | | 1806 | SRI | 1.00 | 1 | 0.35 | 20 | 7.00 | | | Galappaththi, Chinthaka Anuruddh | f | | 2077 | SRI | 1.00 | 1 | 0.72 | 20 | 14.40 | | | Jayaweera, Y | | | 1749 | SRI | 1.00 | 1 | 0.28 | 20 | 5.60 | | | Silva, Kevin Ranidu | c | | 1673 | SRI | 0.50 | 1 | -0.30 | 20 | -6.00 | | | Priyankara, Chamil | | | 1986 | SRI | 0.00 | 1 | -0.40 | 20 | -8.00 | | | De Silva, L M S T | f | | 1871 | SRI | 1.00 | 1 | 0.44 | 20 | 8.80 | | | De Silva, Osheen | | | 1845 | SRI | 0.50 | 1 | -0.09 | 20 | -1.80 | | | Piyumantha, M Thisal Manjith | | | 1680 | SRI | 0.50 | 1 | -0.29 | 20 | -5.80 | | | Ranasinghe, S D | | wm | 1844 | SRI | 1.00 | 1 | 0.40 | 20 | 8.00 | | | Weerawardane, Romesh | m | | 2055 | SRI | 0.50 | 1 | 0.19 | 20 | 3.80 | |
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) | | | | Sri Lanka National B Championship 2018 | Colombo | SRI | 2019-06-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1744 | 1889 | 7.00 | 10 | 0.30 | 20 | 6.00 | |
| | Tennakoon, Lisara Samadhith | | | 1489 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Saravanabaavan, Brijeash | | | 1619 | SRI | 0.00 | 1 | -0.83 | 20 | -16.60 | | | Senevirathne, S D B K | | | 1533 | SRI | 1.00 | 1 | 0.11 | 20 | 2.20 | | | Dahanayake, Isara Banidu | c | | 1714 | SRI | 1.00 | 1 | 0.27 | 20 | 5.40 | | | Ariyawansa, K A P M | | | 1787 | SRI | 0.00 | 1 | -0.64 | 20 | -12.80 | | | Madusanka, L D P | | | 1632 | SRI | 1.00 | 1 | 0.18 | 20 | 3.60 | | | Prabajith, Asela | | | 1775 | SRI | 1.00 | 1 | 0.34 | 20 | 6.80 | | | Danushka, M A N | | | 1851 | SRI | 1.00 | 1 | 0.45 | 20 | 9.00 | | | Randil, Lakshitha | | | 1953 | SRI | 0.50 | 1 | 0.09 | 20 | 1.80 | | | Galappaththi, Chinthaka Anuruddh | f | | 2082 | SRI | 0.50 | 1 | 0.25 | 20 | 5.00 | | | * 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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