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Individual Calculations January 2020 |
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| Senamanthila, Milani Total change: -1.60 | |   |
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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 |
| 1322 | 1050 | 0.50 | 3 | -0.04 | 40 | -1.60 | |
|  Yasanga, W C M Kasun | | | 1450 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Piyumanthi, M Sayumi Vimansa | | | 1250 | SRI | 0.50 | 1 | 0.26 | 40 | 10.40 | |  Karunaratne, Rahel Chaanakya | | | 1267 | SRI | 0.00 | 1 | -0.22 | 40 | -8.80 | | | * 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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