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Individual Calculations January 2020 |
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| Withana, Sanul Nethmina Total change: -24.40 | |   |
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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 |
| 1362 | 1116 | 0.00 | 3 | -0.61 | 40 | -24.40 | |
|  Gamarathne, Oneth | | | 1409 | SRI | 0.00 | 1 | -0.15 | 40 | -6.00 | |  Dipsara, K M Dumal Kavish | | | 1436 | SRI | 0.00 | 1 | -0.13 | 40 | -5.20 | | | Gayanuka, B D Omira | | | 1241 | SRI | 0.00 | 1 | -0.33 | 40 | -13.20 | |
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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