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Individual Calculations October 2018 |
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| Premanath, Prasansa Total change: -10.40 | |   |
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| 4th Negambo International Chess Festival 2018 | Negambo | SRI | 2018-08-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1254 | 1342 | 4.50 | 8 | -0.49 | 40 | -19.60 | |
|  Costha, M Yomali Muthumini | | | 1078 | SRI | 1.00 | 1 | 0.18 | 40 | 7.20 | |  Ranasinghe, S D | | wm | 1742 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Edirisinghe, Savindu Ransiha | | | 1082 | SRI | 1.00 | 1 | 0.18 | 40 | 7.20 | | | Liyanage, Deshani Sanjula | | | 1133 | SRI | 1.00 | 1 | 0.23 | 40 | 9.20 | | | Thenuka, Kuruwita Gamalathge Kin | | | 1708 | SRI | 0.00 | 1 | -0.10 | 40 | -4.00 | | | Jayaweera, Hashan | | | 1124 | SRI | 0.00 | 1 | -0.78 | 40 | -31.20 | | | Morais, Sanuka Jude Vidunitha | | | 1020 | SRI | 1.00 | 1 | 0.13 | 40 | 5.20 | | | Gamage, Liviru Hansana | | | 1146 | SRI | 0.50 | 1 | -0.25 | 40 | -10.00 | | | * 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 Girls National Chess Championship 2018 | Colombo | SRI | 2018-08-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1377 | 1342 | 2.50 | 5 | 0.23 | 40 | 9.20 | |
| | De Silva, S N K | | | 1004 | SRI | 1.00 | 1 | 0.12 | 40 | 4.80 | | | Hewawasam, H Y Nevanjee Dimanya | | wf | 1611 | SRI | 0.50 | 1 | 0.33 | 40 | 13.20 | | | Dahampriya, H K T Dewnethmie | | | 1392 | SRI | 0.00 | 1 | -0.43 | 40 | -17.20 | | | Jayathilaka, W A Sachini Hansika | | | 1235 | SRI | 1.00 | 1 | 0.35 | 40 | 14.00 | | | Yapa Bandara, Chamodya | | | 1645 | SRI | 0.00 | 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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