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Individual Calculations December 2017 |
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| Theekshana, H G Denuwan Total change: 82.40 | |   |
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| Sri Lanka Junior National Chess Championship 2017 | Colombo | SRI | 2017-11-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1509 | 1812 | 5.00 | 7 | -0.82 | 40 | -32.80 | |
|  Perera, Isara Ranmeth | | | 1412 * | SRI | 1.00 | 1 | 0.08 | 40 | 3.20 | |  Hewawasam, H Y Thisaga Manvidu | | | 1412 * | SRI | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Sahasra, A P Sasindu | | | 1412 * | SRI | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Dissanayake, Manusha Dinuk | | | 1520 | SRI | 1.00 | 1 | 0.15 | 40 | 6.00 | | | Ilampoornan, Raguparan | | | 1828 | SRI | 0.00 | 1 | -0.48 | 40 | -19.20 | | | Sathmina, S L Lalindu | | | 1412 * | SRI | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Kodithuwakku, Lisara | | | 1566 | SRI | 0.00 | 1 | -0.81 | 40 | -32.40 | | | * 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) | | | | 6th Sri Lanka Grand Prix 2017 | Colombo | SRI | 2017-11-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1967 | 1812 | 6.00 | 10 | 2.88 | 40 | 115.20 | |
| | Lamahewa, C | | | 1816 | SRI | 0.50 | 1 | 0.01 | 40 | 0.40 | | | Kavinda, Akila | | | 2083 | SRI | 1.00 | 1 | 0.83 | 40 | 33.20 | | | Weerawardane, Romesh | m | | 2080 | SRI | 0.50 | 1 | 0.33 | 40 | 13.20 | | | Ahmed, Fuad | c | | 1730 | MDV | 1.00 | 1 | 0.39 | 40 | 15.60 | | | Peiris, T G M | | | 2164 | SRI | 0.00 | 1 | -0.11 | 40 | -4.40 | | | Amarasinghe, A A C B | | | 1944 | SRI | 0.00 | 1 | -0.32 | 40 | -12.80 | | | Priyankara, Chamil | | | 2022 | SRI | 1.00 | 1 | 0.77 | 40 | 30.80 | | | Alahakoon, Isuru | | | 2113 | SRI | 1.00 | 1 | 0.85 | 40 | 34.00 | | | Fernando, J M Marlon P | | | 1802 | SRI | 0.50 | 1 | -0.01 | 40 | -0.40 | | | Liyanage, Ranindu Dilshan | c | | 1918 | SRI | 0.50 | 1 | 0.14 | 40 | 5.60 | |
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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