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Individual Calculations January 2020 |
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| Kodithuwakku, K K Dinujaya Total change: 8.80 | |   |
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| The Kolonnawa Chess Classic International Rating Tournament 2019 | Colombo | SRI | 2019-12-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1252 | 1001 | 1.00 | 4 | 0.22 | 40 | 8.80 | |
|  Maheeshan, Gayan | | | 1360 | SRI | 0.00 | 1 | -0.10 | 40 | -4.00 | | | Vanathy, Athavan | | | 1250 | SRI | 0.00 | 1 | -0.19 | 40 | -7.60 | | | Jayawickrama, U W R K | | | 1230 | SRI | 1.00 | 1 | 0.79 | 40 | 31.60 | |  Sathsara, E P Daham | | | 1169 | SRI | 0.00 | 1 | -0.28 | 40 | -11.20 | |
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) | | |
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