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Individual Calculations January 2020 |
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| De Silva, J I Ajantha Total change: -42.60 | |   |
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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 |
| 1100 | 1378 | 4.50 | 8 | -2.13 | 20 | -42.60 | |
|  Wijewickrama, Ayod Induwara | | | 1010 | SRI | 0.50 | 1 | -0.40 | 20 | -8.00 | |  Didulatha, D M I | | | 1019 | SRI | 0.50 | 1 | -0.40 | 20 | -8.00 | | | Mihiran, K D Pawara Himsara | | | 1032 | SRI | 1.00 | 1 | 0.11 | 20 | 2.20 | | | Tennakoon, T M Rithil Nethmitha | | | 1151 | SRI | 1.00 | 1 | 0.21 | 20 | 4.20 | | | Wickramaarachchi, Nayanaka Insara | | | 1179 | SRI | 0.50 | 1 | -0.26 | 20 | -5.20 | | | Edirisinghe, Shanuka Dulnath | | | 1082 | SRI | 0.50 | 1 | -0.35 | 20 | -7.00 | | | Herath, H M J R | | | 1214 | SRI | 0.00 | 1 | -0.72 | 20 | -14.40 | | | Hendavitharana, D S | | | 1112 | SRI | 0.50 | 1 | -0.32 | 20 | -6.40 | |
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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