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Individual Calculations January 2018 |
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| Perera, N Dumitha Sandumith Total change: 0.00 | |   |
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| 3rd Kolonnawa International Rating Chess Championship 2017 | Colombo | SRI | 2017-12-12 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 1106 | 0 | 2.00 | 4 | 0.00 | 1106 | | 0.00 | |
|  Wijekoon, Venuja Ransana | | | 1127 | SRI | 1.00 | 1 | 0.00 | | 0.00 | |  Bandara, W M Nadil Dulshen | | | 1199 | SRI | 0.00 | 1 | 0.00 | | 0.00 | | | Tennakoon, T M Rithil Nethmitha | | | 1057 | SRI | 0.00 | 1 | 0.00 | | 0.00 | | | Lewke Bandara, Dulana L | | | 1039 | SRI | 1.00 | 1 | 0.00 | | 0.00 | |
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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