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Individual Calculations August 2023 |
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| Premachandra, G T D M Total change: -24.00 | |   |
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| Sri Lanka National Team Chess Championship 2023 | Colombo | SRI | 2023-07-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1487 | 1915 | 2.50 | 4 | -1.20 | 20 | -24.00 | |
|  Jayalath, Thusitha Kumara | | | 1515 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Madushanka, B W M Malith | | | 1575 | SRI | 0.00 | 1 | -0.88 | 20 | -17.60 | | | Sanuda, Rehan | | | 1342 | SRI | 1.00 | 1 | 0.02 | 20 | 0.40 | | | Gnanaseelan, Jude Dorison | | | 1515 * | SRI | 0.50 | 1 | -0.42 | 20 | -8.40 | | | * 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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