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Individual Calculations March 2018 |
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| Wijekoon, Chandana Total change: -8.40 | |   |
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| Kaluthara International Chess Festival 2018 | Kaluthara | SRI | 2018-01-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1707 | 1952 | 5.50 | 8 | -0.63 | 20 | -12.60 | |
|  Akasha, J P Vihanga | | | 1552 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Punchihewa, Kokila Prageeth | | | 1552 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Kodikara, K K M Sachintha | | wf | 1583 | SRI | 1.00 | 1 | 0.10 | 20 | 2.00 | | | Egodage, Keshan | | | 1719 | SRI | 1.00 | 1 | 0.21 | 20 | 4.20 | | | Sooriyaarachchi, Isuru Madusha | | | 1552 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Liyanage, Ranindu Dilshan | c | | 1925 | SRI | 0.50 | 1 | -0.04 | 20 | -0.80 | | | Alahakoon, Isuru | | | 2091 | SRI | 0.00 | 1 | -0.31 | 20 | -6.20 | | | Madusanka, L D P | | | 1681 | SRI | 0.00 | 1 | -0.83 | 20 | -16.60 | | | * 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 National (Major Division) Chess Championship 2018 - Colombo Event | Colombo | SRI | 2018-02-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1662 | 1952 | 6.00 | 7 | 0.21 | 20 | 4.20 | |
| | Udumullage, Senuja Dilmith | | | 1552 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Nethmina, S A Indura | | | 1552 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | De Silva, Udara Sandesh | | | 1621 | SRI | 0.50 | 1 | -0.38 | 20 | -7.60 | | | Rathnayake, Vishmika A B | | | 1570 | SRI | 1.00 | 1 | 0.09 | 20 | 1.80 | | | Fernando, J M Marlon P | | | 1806 | SRI | 1.00 | 1 | 0.30 | 20 | 6.00 | | | Silva, Kevin Ranidu | c | | 1670 | SRI | 1.00 | 1 | 0.16 | 20 | 3.20 | | | Lahiru, N P G Sithija | | | 1863 | SRI | 0.50 | 1 | -0.12 | 20 | -2.40 | | | * 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) | | |
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