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Individual Calculations January 2018 |
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| Priyankara, Chamil Total change: 14.20 | |   |
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| Sri Lanka Inter Club Super League Chess Championship 2017 | Colombo | SRI | 2017-12-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1927 | 2009 | 3.50 | 6 | -0.18 | 20 | -3.60 | |
|  Srinath, Rao S.v. | f | | 2263 | IND | 0.00 | 1 | -0.19 | 20 | -3.80 | |  De Silva, Osheen | | | 1863 | SRI | 0.50 | 1 | -0.20 | 20 | -4.00 | | | Amarasena, Kaveesha | | | 1844 | SRI | 0.50 | 1 | -0.22 | 20 | -4.40 | | | Munasinghe, Shanaka | | | 1844 | SRI | 0.50 | 1 | -0.22 | 20 | -4.40 | | | De Moraes, Shamin | | | 1803 | SRI | 1.00 | 1 | 0.24 | 20 | 4.80 | | | Amarasinghe, A A C B | | | 1945 | SRI | 1.00 | 1 | 0.41 | 20 | 8.20 | |
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) | | | | 3rd Kolonnawa International Rating Chess Championship 2017 | Colombo | SRI | 2017-12-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1768 | 2009 | 7.00 | 8 | 0.89 | 20 | 17.80 | |
| | Jayasinghe, Miyuni Thisanya | | | 1609 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Samaraweera, Dimuth Indeepa | | | 1609 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Hewawasam, H Y Nevanjee Dimanya | | wf | 1609 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Jayaweera, Y | | | 1702 | SRI | 1.00 | 1 | 0.14 | 20 | 2.80 | | | Theekshana, H G Denuwan | | | 1894 | SRI | 1.00 | 1 | 0.34 | 20 | 6.80 | | | Amarasinghe, A A C B | | | 1945 | SRI | 1.00 | 1 | 0.41 | 20 | 8.20 | | | Ranasinghe, S D | | wm | 1668 | SRI | 0.50 | 1 | -0.38 | 20 | -7.60 | | | Weerawardane, Romesh | m | | 2111 | SRI | 0.50 | 1 | 0.14 | 20 | 2.80 | | | * 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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