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Individual Calculations February 2020 |
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| Dabarera, G W D M Total change: 8.80 | |   |
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| Sri Lanka National Youth Chess Championship 2019 - Under 15 years | Colombo | SRI | 2019-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1541 | 1821 | 5.50 | 7 | -0.17 | 40 | -6.80 | |
|  Welikadaarachchi, D. J. P. | | | 1421 * | SRI | 1.00 | 1 | 0.08 | 40 | 3.20 | |  Sethiya , A Vinuga | | | 1421 * | SRI | 0.50 | 1 | -0.42 | 40 | -16.80 | | | Udumullage, Senuja Dilmith | | | 1421 * | SRI | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Gamage, Liviru Hansana | | | 1475 | SRI | 1.00 | 1 | 0.11 | 40 | 4.40 | | | Thenuwara, Rashmika | | | 1541 | SRI | 1.00 | 1 | 0.16 | 40 | 6.40 | | | Fernando, J S Aloka | | | 1709 | SRI | 1.00 | 1 | 0.35 | 40 | 14.00 | | | Silva, Kevin Ranidu | c | | 1798 | SRI | 0.00 | 1 | -0.53 | 40 | -21.20 | | | * 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) | | | | Kaluthara International Chess Festival 2020 | Kaluthara | SRI | 2020-01-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1639 | 1821 | 6.00 | 8 | 0.39 | 40 | 15.60 | |
| | Thennakoon, Disara | | | 1421 * | SRI | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Rohana, V T Malitha | | | 1421 * | SRI | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Judedorison, G | | | 1477 | SRI | 1.00 | 1 | 0.12 | 40 | 4.80 | | | Deshappriya, D Kalindu | | | 1545 | SRI | 1.00 | 1 | 0.17 | 40 | 6.80 | | | Galappaththi, Chinthaka Anuruddh | f | | 2085 | SRI | 0.00 | 1 | -0.18 | 40 | -7.20 | | | Weerakoon, D D P | | | 1622 | SRI | 1.00 | 1 | 0.24 | 40 | 9.60 | | | Liyanage, Pesandu Rashmitha | | | 1634 | SRI | 1.00 | 1 | 0.26 | 40 | 10.40 | | | Amarasinghe, A A C B | | | 1907 | SRI | 0.00 | 1 | -0.38 | 40 | -15.20 | | | * 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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