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Individual Calculations July 2019 |
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| De Silva, L M S T Total change: 11.22 | |   |
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| 6th Sri Lanka Grand Prix | Colombo | SRI | 2019-05-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1840 | 1871 | 6.50 | 11 | 0.55 | 33 | 18.15 | |
|  Galappaththi, Chinthaka Anuruddh | f | | 2077 | SRI | 0.50 | 1 | 0.26 | 33 | 8.58 | |  Jayaweera, Y | | | 1749 | SRI | 1.00 | 1 | 0.33 | 33 | 10.89 | | | Silva, Kevin Ranidu | c | | 1673 | SRI | 0.50 | 1 | -0.26 | 33 | -8.58 | | | Priyankara, Chamil | | | 1986 | SRI | 0.50 | 1 | 0.16 | 33 | 5.28 | | | Piyumantha, M Thisal Manjith | | | 1680 | SRI | 0.50 | 1 | -0.25 | 33 | -8.25 | | | De Silva, Osheen | | | 1845 | SRI | 1.00 | 1 | 0.46 | 33 | 15.18 | | | Wijekoon, Chandana | c | | 1913 | SRI | 0.00 | 1 | -0.44 | 33 | -14.52 | | | Ranasinghe, S D | | wm | 1844 | SRI | 0.50 | 1 | -0.04 | 33 | -1.32 | | | Weerawardane, Romesh | m | | 2055 | SRI | 0.50 | 1 | 0.24 | 33 | 7.92 | | | Dissanayaka, Yadeesha Rashmane | c | | 1610 | SRI | 1.00 | 1 | 0.18 | 33 | 5.94 | | | Liyanapathirana, Pasan Vindula | | | 1806 | SRI | 0.50 | 1 | -0.09 | 33 | -2.97 | |
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 |
| 1725 | 1871 | 6.50 | 10 | -0.21 | 33 | -6.93 | |
| | Liyanage, Pesandu Rashmitha | | | 1471 * | SRI | 0.50 | 1 | -0.42 | 33 | -13.86 | | | Hewage, Dinupa Adithya | | | 1471 * | SRI | 1.00 | 1 | 0.08 | 33 | 2.64 | | | Saravanabaavan, Brijeash | | | 1619 | SRI | 1.00 | 1 | 0.19 | 33 | 6.27 | | | Bandara, Dhanushka | | | 1752 | SRI | 1.00 | 1 | 0.34 | 33 | 11.22 | | | Randil, Lakshitha | | | 1953 | SRI | 0.00 | 1 | -0.39 | 33 | -12.87 | | | Lamahewa, C | | | 1829 | SRI | 0.00 | 1 | -0.56 | 33 | -18.48 | | | Lasitha, Subash | c | | 1715 | SRI | 1.00 | 1 | 0.29 | 33 | 9.57 | | | Liyanapathirana, Pasan Vindula | | | 1817 | SRI | 0.50 | 1 | -0.08 | 33 | -2.64 | | | Prabajith, Asela | | | 1775 | SRI | 1.00 | 1 | 0.37 | 33 | 12.21 | | | Danushka, M A N | | | 1851 | SRI | 0.50 | 1 | -0.03 | 33 | -0.99 | | | * 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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