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Individual Calculations January 2020 |
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| Kaumina, M Yashika Total change: 16.00 | |   |
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| 11th Ethugalpura International Chess Championship 2019 | Kurunegala | SRI | 2019-11-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1518 | 1163 | 0.50 | 4 | 0.06 | 20 | 1.20 | |
|  Thenuwara, Rashmika | | | 1513 | SRI | 0.00 | 1 | -0.11 | 20 | -2.20 | |  Chandrasiri, S A K | | wf | 1563 * | SRI | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Mathushan, Rajasegar | | | 1563 * | SRI | 0.50 | 1 | 0.42 | 20 | 8.40 | | | Senarathne, A A H M B | | | 1432 | SRI | 0.00 | 1 | -0.17 | 20 | -3.40 | | | * 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) | | | | The Kolonnawa Chess Classic International Rating Tournament 2019 | Colombo | SRI | 2019-12-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1343 | 1163 | 1.00 | 1 | 0.74 | 20 | 14.80 | |
| | Gamage, Mesanda | | | 1343 | SRI | 1.00 | 1 | 0.74 | 20 | 14.80 | |
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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