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Individual Calculations January 2019 |
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| Deshapriya, A M M Nandula Total change: -31.20 | |   |
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| Kolonnawa Chess Classic 2018 | Colombo | SRI | 2018-12-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1300 | 1040 | 0.00 | 4 | -0.78 | 40 | -31.20 | |
|  Liyanage, Pesandu Rashmitha | | | 1438 | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Epa, W Buthmi J | | | 1328 | SRI | 0.00 | 1 | -0.16 | 40 | -6.40 | |  Rangajeewa, M G Sachithra Sandar | | | 1246 | SRI | 0.00 | 1 | -0.24 | 40 | -9.60 | | | Dissanayake, D M Madushan Sameer | | | 1188 | SRI | 0.00 | 1 | -0.30 | 40 | -12.00 | |
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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