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Individual Calculations January 2019 |
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| Rajapaksha, Sethum Damhiru Total change: 16.00 | |   |
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| Kolonnawa Chess Classic 2018 | Colombo | SRI | 2018-12-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1370 | 1064 | 1.00 | 4 | 0.40 | 40 | 16.00 | |
|  Ekanayake, Hasindu Chiranga | | | 1464 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Jayaweera Gamage, Disindu Hansad | | | 1443 | SRI | 1.00 | 1 | 0.91 | 40 | 36.40 | |  Perera, S D Tharindu | | | 1273 | SRI | 0.00 | 1 | -0.23 | 40 | -9.20 | | | Basnayake, B M Thesandu Aken | | | 1301 | SRI | 0.00 | 1 | -0.20 | 40 | -8.00 | | | * 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) | | |
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