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Individual Calculations January 2019 |
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| Premanath, Prasansa Total change: -9.20 | |   |
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| Kolonnawa Chess Classic 2018 | Colombo | SRI | 2018-12-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1184 | 1332 | 6.00 | 9 | -0.23 | 40 | -9.20 | |
|  Senevirathne, G R Lakmin | | | 1010 | SRI | 1.00 | 1 | 0.13 | 40 | 5.20 | |  Liyanage, Ranindu Dilshan | c | | 1732 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Ranganath, Tharuli Vihasna | | | 1058 | SRI | 1.00 | 1 | 0.17 | 40 | 6.80 | | | Wickramasuriya, Kenolee | | | 1162 | SRI | 0.50 | 1 | -0.22 | 40 | -8.80 | | | Weerathungalage, W D Malisha Sasv | | | 1118 | SRI | 1.00 | 1 | 0.23 | 40 | 9.20 | | | Dissanayake, Sasandu Upeksha | | | 1208 | SRI | 0.00 | 1 | -0.67 | 40 | -26.80 | | | Attanayaka, Tharushi | | | 1138 | SRI | 1.00 | 1 | 0.25 | 40 | 10.00 | | | Perera, G Thinuka Geethula | | | 1144 | SRI | 0.50 | 1 | -0.24 | 40 | -9.60 | | | Alwis, K Chanula Chanketh | | | 1089 | SRI | 1.00 | 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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