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Individual Calculations January 2019 |
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| Dharmasena, W M S S B Total change: 31.60 | |   |
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| Ethugalpura International Rating Chess Championship 2018 | Kurunegala | SRI | 2018-12-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1185 | 1215 | 2.50 | 6 | -0.83 | 40 | -33.20 | |
|  Vidyarathna, Anjitha | | | 1615 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Welege, Imantha Lakshan | | | 1013 | SRI | 0.00 | 1 | -0.76 | 40 | -30.40 | | | Kumarasinghe, D T T | | | 1047 | SRI | 0.50 | 1 | -0.22 | 40 | -8.80 | |  Kolonne, K A Thisaja Senon | | | 1016 | SRI | 1.00 | 1 | 0.24 | 40 | 9.60 | | | Senevirathne, D C B K | | | 1011 | SRI | 1.00 | 1 | 0.24 | 40 | 9.60 | | | Senevirathne, S D B K | | | 1406 | SRI | 0.00 | 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) | | | | Kolonnawa Chess Classic 2018 | Colombo | SRI | 2018-12-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1464 | 1215 | 3.00 | 7 | 1.62 | 40 | 64.80 | |
| | Sathmina, S L Lalindu | | | 1443 | SRI | 0.00 | 1 | -0.21 | 40 | -8.40 | | | Sandaruwan, M G Ravindu | | | 1487 | SRI | 1.00 | 1 | 0.83 | 40 | 33.20 | | | Nabil Nazar, Mohamed | | | 1396 | SRI | 1.00 | 1 | 0.74 | 40 | 29.60 | | | Abhimanyu, Iraja | | | 1467 | SRI | 1.00 | 1 | 0.81 | 40 | 32.40 | | | Kodithuwakku, Lisara | | | 1615 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Pathmasiri, R D Isuru Saranga | | | 1431 | SRI | 0.00 | 1 | -0.22 | 40 | -8.80 | | | Jayasuriya, Linali Andrea | | | 1412 | SRI | 0.00 | 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) | | |
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