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Individual Calculations October 2018 |
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| Dabarera, G W D M Total change: -41.20 | |   |
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| 4th Negambo International Chess Festival 2018 | Negambo | SRI | 2018-08-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1552 | 1829 | 6.50 | 9 | -0.67 | 40 | -26.80 | |
|  Mallawaaratchi, M Januthi S B | | | 1429 * | SRI | 1.00 | 1 | 0.08 | 40 | 3.20 | |  Viraja, S M Yasas | | | 1429 * | SRI | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Athukorala, A T N | | | 1429 * | SRI | 0.50 | 1 | -0.42 | 40 | -16.80 | | | Kithmal, P M Kalindhu | | | 1429 * | SRI | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Jayathilaka, R R C L | | | 1587 | SRI | 0.00 | 1 | -0.80 | 40 | -32.00 | | | Ranasinghe, R A Senuka Buddhika | | | 1429 * | SRI | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Akasha, J P Vihanga | | | 1429 * | SRI | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Rabel, Chinthaka | | | 1668 | SRI | 1.00 | 1 | 0.29 | 40 | 11.60 | | | Alahakoon, Isuru | | | 2138 | SRI | 0.00 | 1 | -0.14 | 40 | -5.60 | | | * 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 Junior National Chess Championship 2018 | Colombo | SRI | 2018-08-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1517 | 1829 | 5.50 | 7 | -0.36 | 40 | -14.40 | |
| | Induwara, T H D Thisarindu | | | 1429 * | SRI | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Samaraweera, Dimuth Indeepa | | | 1429 * | SRI | 0.50 | 1 | -0.42 | 40 | -16.80 | | | Ekanayake, Hasindu Chiranga | | | 1429 * | SRI | 0.50 | 1 | -0.42 | 40 | -16.80 | | | Nethmina, S A Indura | | | 1429 * | SRI | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Askey, Raveen Nimesh | | | 1462 | SRI | 1.00 | 1 | 0.10 | 40 | 4.00 | | | Piyumantha, M Thisal Manjith | | | 1625 | SRI | 1.00 | 1 | 0.24 | 40 | 9.60 | | | Silva, Kevin Ranidu | c | | 1813 | SRI | 0.50 | 1 | -0.02 | 40 | -0.80 | | | * 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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